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This index covers patented inventions and designs which use refraction and internal reflection of sunlight through glass parts to light interior spaces ("daylighting"). Patents using only mirrors are not included, nor are purely ornamental designs, but structural glass blocks are. Main applications are transom/stallboard prism tiles, sidewalk/pavement vault lights, deck lights, and building blocks.

Number of Prism Glass Patents Granted Each Year
Camera Icon CC Number Mon DD Year Inventor(s) or
Applicant(s)		 Patent Title
GB 232 Feb 27 1684 Wyndus, Edward Glasses and Lamps for ships, mines &c.
GB 372 Jul 9 1704 Cole, Richard Forming Glass into Conical Figures and Lamps
GB 3058 Aug 3 1807 Pellatt, Apsley Lighting the Interior of Ships, Buildings, &c. [See Pellatt and Green's Shew-Room and the New Pocket Cyclopædia]
Preston's Patent Illuminator GB 4222 Feb 3 1818 Preston, G. Deck Glass Rim, and Safety Grate for Ships ["Preston's Patent Illuminator"]
Rockwell's Vault Light US X8,058 Mar 8 1834 Rockwell, E. Vault Light
GB D742 Jul 6 1841 Christy, J. F. Improved Coal Plate
Hyatt's patent vault light (Cornell product) US 4,266 Nov 12 1845 Hyatt, T. Illuminating Vault Cover [Re-issued Apr 3, 1855 as RE303]
GB 13653 Aug 6 1851 Adams, W. B. Certain Improvements in the Construction of Roads and Ways for the Transit of Passengers, of Materials, and Goods; Also in Buildings and in Bridges, and in Locomotive Engines and Carriages; Part of which Improvements are applicable to other purposes.
GB 1840 Aug 6 1853 Bellford, A. E. L. Combining Glass with Metal for Use in Parts of Structures and Pavements where Translucent Medium desirable
US 11,018 Jun 6 1854 Brady, A. Vault-Cover
US 11,695 Sep 19 1854 Hyatt, T. Vault-Light [Re-issued Feb 1, 1859 as RE653]
US 12,595 Mar 27 1855 Hyatt, T. Illuminating Vault-Covers
Coal plate based on Walter's patent US 13,513 Aug 28 1855 Walter, W. P. & Green, J. Vault-Light [See B.1856/2931]
Cornell's patent vault light US 14,281 Feb 19 1856 Cornell, J. B. Vault-Cover [Re-issued Mar 24, 1857 as RE441]
US 14,456 Mar 18 1856 Ingalls, J. K. Illuminating-Grating
GB 2931 Dec 11 1856 Green, J. Glass Lights for Street Vaults, Ships, &c. [See US 13,513]
US 17,096 Apr 21 1857 Jackson, G. R. Vault-Cover [Re-issued Jan 19, 1858 as RE520]
US 17,198 May 5 1857 Cornell, J. B. Vault-Cover
US 17,199 May 5 1857 Cornell, J. B. Vault-Cover
US 17,613 Jun 16 1857 Wolvin, J. G. Ventilating Vault and Platform Light
US 18,677 Nov 24 1857 Cornell, J. B. Metallic Roofing for Subterranean Vaults
US 18,851 Dec 15 1857 Jackson, G. R. Vault-Light Cover
US 19,639 Mar 16 1858 Jackson, G. R. Attaching the Glasses of Vault-Covers
US 20,484 Jun 8 1858 Cornell, J. B. Admitting Light and Air through Steps, &c.
US 20,721 Jun 29 1858 Leonard, E. P.
Jackson, P. H.		 Illuminating-Cover for Vaults, &c.
US 21,050 Jul 27 1858 Hyatt, T. Illuminating-Glass for Vault-Covers
US 21,605 Sep 28 1858 Grosz, M. & Jackson, P. H. Metallic Frame for Vault-Lights
US 22,069 Nov 16 1858 Donaldson, C. Light for Vaults, Vessels, &c.
GB 26,479 Dec 20 1859 Cornell, J. B. Construction of Vault-Lights
US 26,479 Dec 20 1859 Cornell, J. B. Construction of Vault-Lights
US 31,247 Jan 29 1861 Lanergan, H. Deck-Light
US 32,865 Jul 23 1861 Gault, J. Coal-Hole Cover
US 33,480 Oct 15 1861 Gault, J. Improvement in Setting Vault-Lights
US 38,788 Jun 2 1863 McCormick, M. J. Improvement in Mode of Ventilating and Illuminating Risers
US 57,515 Aug 28 1866 Johnson, G. H. Improvement in Vault-Lights
US 58,240 Sep 26 1866 Fitzgerald, F. Improved Vault-Cover
US 58,859 Oct 16 1866 McCormick, M. J. Improved Vault-Light
US 68,332 Aug 27 1867 Hyatt, T. Improvement in Illuminating-Roofs and Roof-Pavements [Re-issued Aug 6, 1878 as RE8,363; Sep 27, 1881 as RE9,883]
US 71,475 Nov 26 1867 Fitzgerald, F. Improved Vault-Light / Vault, store and deck Light
US 82,389 Sep 22 1868 Demuth, W. A. Improvement in Glass Lights
US 107,663 Sep 27 1870 Cobb, Z. Improvement in Modes of Inserting Glass in Vault-Lights
US 112,428 Mar 7 1871 Dale, W. Improvement in Covers for Openings in Sidewalks [Re-issued Dec 16, 1873 as RE5,684; Jun 25, 1878 as RE8,295; Aug 6, 1878 as RE8,365; Jul 4, 1882 as RE10,146]
US 117,062 Jul 18 1871 French, J. C. Improvement in Vault Lights
US 117,063 Jul 18 1871 French, J. C. Improvement in Vault Lights
GB 2014 Jul 31 1871 Hayward, E. L. Pavement Lights
US 123,688 Feb 13 1872 French, J. C. Improvement in Vault-Lights
US 133,032 Nov 12 1872 Hyatt, T. Improvement in Vault-Lights
US 134,062 Dec 17 1872 Ingalls, J. K. Improvement in Vault-Covers
US 134,447 Dec 31 1872 Trollope, A. Improvement in Vault-Covers
US 135,120 Jan 21 1873 Hyatt, T. Improvement in Vault-Lights
US 136,299 Feb 25 1873 Bearse, I. M. Improvement in Deck-Lights
US 136,519 Mar 4 1873 Hyatt, T. Improvement in Vault-Covers
US 138,204 Apr 22 1873 Sharts, T. Improvement in Vault-Covers
US 138,724 May 6 1873 Wood, J. Improvement in Vault-Lights
US 139,241 May 27 1873 French, J. C. Improvement in Vault-Covers
US 140,709 Jul 8 1873 Hyatt, T. Improvement in Illuminating Vault-Covers
US 142,472 Sep 2 1873 Hyatt, T. Improvement in Illuminating Roofings
US 145,182 Dec 2 1873 Hyatt, T. Improvement in Fire-Proof Illuminating-Tiles
US 145,183 Dec 2 1873 Hyatt, T. Improvement in Illuminating-Doors [Re-issued Jun 25, 1878 as RE8,307]
US 145,184 Dec 2 1873 Hyatt, T. Improvement in Metallic Hatchway-Doors
US 145,185 Dec 2 1873 Hyatt, T. Improvement in Flexible Sheet-Metal Illuminating-Plates
US 145,186 Dec 2 1873 Hyatt, T. Improvement in Ventilating Illuminating Roofing-Plates
US 145,187 Dec 2 1873 Hyatt, T. Improvement in Illuminating Vault-Covers
US 145,188 Dec 2 1873 Hyatt, T. Improvement in Illuminating Vault-Covers
US 145,189 Dec 2 1873 Hyatt, T. Improvement in Illuminating Vault-Covers
US 145,190 Dec 2 1873 Hyatt, T. Improvement in Illuminating Vault-Covers
US 145,191 Dec 2 1873 Hyatt, T. Improvement in Illuminating Vault-Covers
US 145,192 Dec 2 1873 Hyatt, T. Improvement in Illuminating Vault-Covers
US 145,193 Dec 2 1873 Hyatt, T. Improvement in Illuminating Vault-Covers
US 145,194 Dec 2 1873 Hyatt, T. Improvement in Illuminating Vault-Covers
US 145,195 Dec 2 1873 Hyatt, T. Improvement in Illuminating Vault-Covers
US 145,196 Dec 2 1873 Hyatt, T. Improvement in Illuminating Vault-Covers
US 145,197 Dec 2 1873 Hyatt, T. Improvement in Illuminating Vault-Covers
US 145,198 Dec 2 1873 Hyatt, T. Improvement in Illuminating Vault-Covers
US 145,199 Dec 2 1873 Hyatt, T. Improvement in Illuminating Vault-Covers
US 145,200 Dec 2 1873 Hyatt, T. Improvement in Illuminating Vault-Covers
US 145,201 Dec 2 1873 Hyatt, T. Improvement in Illuminating Vault-Covers
US 145,202 Dec 2 1873 Hyatt, T. Improvement in Illuminating Vault-Covers
US 145,203 Dec 2 1873 Hyatt, T. Improvement in Non-Condensing Illuminating Vault-Covers
US 145,204 Dec 2 1873 Hyatt, T. Improvement in Non-Condensing Illuminating Vault-Covers
US 145,205 Dec 2 1873 Hyatt, T. Improvement in Non-Condensing Illuminating Vault-Covers
US 145,206 Dec 2 1873 Hyatt, T. Improvement in Non-Condensing Illuminating Vault-Covers [Re-issued Jan 11, 1881 as RE9,535]
US 145,207 Dec 2 1873 Hyatt, T. Improvement in Elevating Vault-Covers
US 145,208 Dec 2 1873 Hyatt, T. Improvement in Flexible Illuminating Vault-Plates
US 145,209 Dec 2 1873 Hyatt, T. Improvement in Illuminating Ventilating-Steps
Ingalls' patent vault light (Jacob Mark product) US 146,074 Dec 30 1873 Ingalls, J. K. Improvement in Illuminating Vault-Covers
US 147,401 Feb 10 1874 Hyatt, T. Improvement in Illuminating Roof-Plates
US 148,247 Mar 1 1874 Schatz, A. E. Improvement in Vault-Covers
US 149,153 Mar 31 1874 Poulson, N. Improvement in Illuminating Roof-Plates
US 150,118 Apr 21 1874 Willbur, J. M. Improvement in Vault-Lights
US 152,135 Jun 16 1874 Lynch, W. Improvement in Vault-Covers [Re-issued Sep 26, 1876 as RE7,323]
US 152,380 Jun 23 1874 Hyatt, T. Improvement in Illuminating Roofing-Tiles
US 152,836 Jul 7 1874 Foley, J. T. & Murray, J. Improvement in Vault-Lights
US 154,048 Aug 11 1874 Hyatt, T. & Jacobs, J. Improvement in Illuminating Roofing-Plates
US 156,060 Oct 20 1874 Lynch, W. Improvement in Ventilating-Blanks for Illuminating-Tiles
US 156,412 Nov 3 1874 Dale, W. Improvement in Vault-Covers
US 156,954 Nov 17 1874 Smith, W. L., Jr. Improvement in Illuminating Roof-Plates
US 166,572 Aug 10 1875 Willbur, J. M. Improvement in Vault-Covers
US 166,573 Aug 10 1875 Willbur, J. M. Improvement in Vault-Lights
US 168,472 Oct 5 1875 Foley, J. T. Improvement in Vault-Lights
US 168,982 Oct 19 1875 Gordon, C. H. Improvement in Vault-Covers
US 170,567 Nov 30 1875 Ingalls, J. K. Improvement in Vault-Covers
US 177,541 May 16 1876 Muzard, L. A. Improvement in Vault-Covers
US 206,332 Jul 23 1878 Hyatt, T. Improvement in the Application of Cements, Clays, Metals and Glass in forming Illuminated or Other Gratings, Vault-Covers, Roofs, &c.
US 206,571 Jul 30 1878 Hyatt, T. Improvement in Modes of Covering, Lighting, and Ventilating Areas, Vaults, &c. [Re-issued Jan 11, 1881 as RE9,534]
GB 3859 Oct 1 1878 Hamilton, F. &
Hamilton, F. A.		 Transmitting Light into Apartments
US 211,297 Jan 14 1879 Dale, W. Improvement in Illuminating Tiles for Covering Vaults, &c.
US 211,510 Jan 21 1879 Healey, J. I. Improvement in Vault-Lights, &c.
US 222,053 Nov 25 1879 Jacobs, J. Improvement in Illuminating-Tiles for Roofs and Pavements
US 225,837 Mar 23 1880 Jacobs, J. Illuminating Roofing-Plate
GB 139 Jan 13 1880 Boughton, Richard Improved appliances for dispersing or diffusing daylight into rooms and other internal parts of buildings
GB 1499 Apr 12 1880 Hyatt, T. Illuminating Gratings for Roofs, Areas, &c.
US 227,247 May 4 1880 Harr, J. M. Vault-Light and Skylight
US 230,931 Aug 10 1880 Fryer, W. J., Jr. Joint for Cement Illuminating-Tiles for Roofs and Pavements
US 231,805 Aug 31 1880 Jacobs, J. Illuminating-Tile
US 232,399 Sep 21 1880 Geddes, J. W. Skylight
US 235,677 Dec 21 1880 Fryer, W. J., Jr. Illuminating-Tile for Roofs and Pavements
US 236,817 Jan 18 1881 Hyatt, T. Illuminating-Grating or Perforated Plate of Metal and other Materials, and Constructions made therefrom
US 237,416 Feb 8 1881 Tiffany, L. C. Glass Tile, Mosaic, &c.
US 238,797 Mar 5 1881 McLean, C. W. Glass Building-Block and Building
US 238,858 Mar 15 1881 Cornell, J. M. Cement Illuminating-Tiling
US 239,607 Apr 5 1881 Fryer, W. J., Jr. Joint for Cement Illuminating-Tiles for Roofs and Pavements
Jacob Jacobs's sidewalk/floor/roof plate US 240,140 Apr 12 1881 Jacobs, J. Plate for Sidewalks, Roofs, &c.
US 243,266 Jun 21 1881 Hyatt, T. Concreted Illuminating-Grating
US 243,779 Jul 5 1881 Hyatt, T. Walking-Surface of Illuminating-Gratings Employed to Cover Openings to Vaults and Underground Spaces
GB 3271 Jul 26 1881 McLaren, A. Glasses or Lenses for Pavement and other Lights
US 247,996 Oct 4 1881 Pennycuick, J. G. Tile for Illuminating Purposes
US 250,635 Dec 6 1881 McLean, C. W. Manufacture of Glass Building-Blocks for Sea-Walls, &c.
CA 13826 Dec 14 1881 Pennycuick, J. G. Improvements in tiles for illuminating purposes (Perfectionnements aux verres des hublots)
GB 1015 Mar 2 1882 Brass, W. Jr. Reflecting pavement and other lights
US 254,656 Mar 7 1882 Hyatt, T. Illuminating-Grating
US 255,210 Mar 21 1882 Tiffany, L. C. Illuminated Tile
US 255,511 Mar 28 1882 Hyatt, T. Illuminating-Grating
US 257,712 May 9 1882 Hyatt, T. Constructing and Repairing Illuminating-Roofs, &c.
US 257,713 May 9 1882 Hyatt, T. Illuminating Grating or Vault-Cover
US 257,714 May 9 1882 Hyatt, T. Illuminating Vault Cover or Grating [Re-issued Jul 21, 1885 as RE10,626]
US 257,715 May 9 1882 Hyatt, T. Pavement-Plate or Vault-Cover
US 257,822 May 9 1882 Hyatt, T. Illuminating Grating and Buildings Lighted Thereby
US 258,232 May 23 1882 Ingalls, J. K. Illuminating Tile
US 259,346 Jun 13 1882 Vedder, E. Illuminated Structure
US 259,768 Jun 20 1882 Lindsay, W. A. Illuminating Tile-Plate
GB 3170 Jul 5 1882 Webb, T. G. Pavement and Ship Deck Lights
US 261,720 Jul 25 1882 Ingalls, J. K. Illuminating Tile
US 262,965 Aug 22 1882 Mark, J. Vault Light
US 263,412 Aug 29 1882 Jackson, P. H. Method of Illuminating Basements
US 265,090 Sep 26 1882 Jacobs, J. Illuminating Grating
US 269,292 Dec 19 1882 Jackson, P. H. Illuminating Basements
US 270,132 Jan 2 1883 Ross, C. H. Illuminating-Tiling for Vaults, &c.
US 271,854 Feb 6 1883 Ingalls, J. K. Illuminating Roofs, &c.
US 272,383 Feb 13 1883 Hyatt, T. Illuminating Vault-Cover or Grating-Tile and Surfaces Made of the Same
US 272,551 Feb 20 1883 Hyatt, T. Illuminating Vault-Cover or Grating-Tile and Surfaces Made of the Same
US 272,629 Feb 20 1883 Beeching, D. G. Illuminating-Tile
US 273,257 Mar 6 1883 Chamberlin, E. K. Sidewalk-Light
US 274,086 Mar 13 1883 Daly, M. J. Lens for Vault-Lights
US 276,100 Apr 17 1883 Vedder, E. Decorative Structure
US 276,761 May 1 1883 Bredehorst, F. Incidence-Window
US 282,641 Aug 7 1883 Jackson, P. H. Skylight
US 283,126 Aug 14 1883 Ludowici, W. Roofing-Tile
US 284,170 Sep 4 1883 Bosworth, E. Water-Tight Joint for Tiling, Vault-Covers, Areas &c.
US 284,559 Sep 4 1883 Hyatt, T. Sky or Vault Light Roof and Roof-Pavement
US 284,963 Sep 11 1883 Hyatt, T. Vault or Combination Skylight Reflector-Roof
US 285,358 Sep 18 1883 Hyatt, T. Vault-Light Roof and Sidewalk for Basements and Rear Extensions of Buildings
US 285,625 Sep 25 1883 Hyatt, T. Combination Daylight-Reflector
US 286,012 Oct 2 1883 Hyatt, T. Illuminating Vault-Cover or Grating-Tile, &c.
US 286,137 Oct 2 1883 Hyatt, T. Vault-Light Roof and Sidewalk for Constructing Basements, &c., to Buildings
US 286,542 Oct 9 1883 Hyatt, T. Illuminating Vault-Covers or Grating-Tiles and Surfaces Made of the Same
US 288,571 Nov 3 1883 Hyatt, T. Vault-Cover or Illuminating Grating-Tile and Surface Made Thereof
US 288,572 Nov 13 1883 Hyatt, T. Vault-Covering or Illuminating-Grating and Surface Made Therefrom
US 289,537 Dec 4 1883 Hyatt, T. Illuminating Sidewalk or Roof to a Continuous Vault or Gallery, &c.
US 289,538 Dec 4 1883 Hyatt, T. Illuminating Grating-Tile and Constructions Made Therefrom
US 290,584 Dec 18 1883 Jacobs, J. Illuminating-Tile
US 290,886 Dec 25 1883 Hyatt, T. Concrete Floor, Roof, &c.
US 292,559 Jan 29 1884 Hyatt, T. Concrete and Concreted Pavement and Roof-Pavement, and Substructure for the Same
US 294,647 Mar 4 1884 Mark, J. Illuminating-Tile
US 297,806 Apr 29 1884 Jacobs, J. Illuminating-Tile
US 298,418 May 13 1884 Shaw, F. H. Manufacture of Bricks Made of Glass
US 302,338 Jul 22 1884 Jackson, P. H. Construction of Buildings
US 302,476 Jul 22 1884 Furman, C. E. Ventilating Vault-Cover
X US 303,359 Aug 12 1884 Belcher, H. F. Mosaic of Glass and Lead Glazing
US 311,891 Feb 10 1885 Furman, C. E. Illuminating Tile for Sidewalks, Roofing, &c.
US 312,222 Feb 10 1885 Ross, C. H. Illuminating Tiling
US 312,290 Feb 17 1885 Pennycuick, J. G. Window Glass [see American Luxfer Prism Co]
US 314,026 Mar 17 1885 Jackson, P. H. Illuminating Basements
US 314,677 Mar 31 1885 Jackson, P. H. Floor and Area Covering
US 315,412 Apr 7 1885 Hyatt, T. Illuminating Tiling and Grating for Covering Vaults, Roofs, &c.
US 317,077 May 5 1885 Belcher, H. F. Mosaic of Glass and Lead Glazing
US 317,943 May 12 1885 Hyatt, T. Illuminating Tile Construction
US 317,944 May 12 1885 Hyatt, T. Illuminating Combination-Tile
US 317,945 May 12 1885 Hyatt, T. Concrete Light for Buildings, Areas, &c.
US 319,592 Jun 9 1885 Magrath, M. Window and Other Glass
US 330,400 Nov 17 1885 Herr, A. W. Vault Cover and Ventilator
US 333,270 Dec 29 1885 Wilmer, T. J. Illuminating-Skylight
US 336,171 Feb 16 1886 Struck, H. F. Vault Light
US 339,424 Apr 6 1886 Jacobs, J. Illuminating-Tile
US 339,425 Apr 6 1886 Jacobs, J. Illuminating-Tile
US 340,370 Apr 20 1886 Schreiber, W. A. Illuminating Tile-Plate
US 342,030 May 18 1886 Nelke, L. Incidence-Window
GB 6991 May 25 1886 Nelke, L. Improvement in Incidence Windows or Vault Lights
US 345,105 Jul 6 1886 Braun, F. Combined Sidewalk Light and Ventilator
US 347,113 Aug 10 1886 Kaiser, C. & Adt, J. B. Light-Deflector
GB 15678 Dec 1 1886 Sulley, H. Improvements in the Manufacture of Glazed Pavement Lights
US 354,440 Dec 14 1886 Schoenberg, I. Incidence-Window for Lighting Basements, Vaults, &c.
DE 41773 Mar 15 1887 Falconnier, G. Flaschenartige Hohlkörper aus geblasenem Glas zur Herstellung und Bekleidung von Wänden
BE 77079 Apr 15 1887 Falconnier, G. Application nouvelle du verre soufflé pour obtenir des matériaux de construction en verre
GB 5723 Apr 19 1887 Pitt, S. Improvements in the Manufacture of Building Materials from Glass and in the Application of the same [for Gustave Falconnier]
US 361,983 Apr 26 1887 Brown, E. F. Horse-Block
US 364,113 May 31 1887 Jacobs, J. Illuminating-Tile
US 365,305 Jun 21 1887 Herzog, P. Vault-Light
US 365,306 Jun 21 1887 Hyatt, T. Vault-Covering, Illuminating-Tiling, &c.
US 367,343 Jul 26 1887 Jackson, P. H. Floor, Roof or Area-Covering [Re-issued Apr 10, 1888 as RE10,921]
US 369,196 Aug 30 1887 Mark, J. W. Illuminating-Tile
US 370,625 Sep 27 1887 Jackson, P. H. Area, Floor, Roof or Sidewalk Construction
US 375,101 Dec 20 1887 Sharts, T. Manufacture of Illuminating Tiles for Sidewalks, &c.
US 376,649 Jan 17 1888 Haldeman, J. C. Vault-Light
US 376,844 Jan 24 1888 Appert, L. & A. Perforated Glass
US 377,939 Feb 14 1888 Jacobs, J. Illuminating-Tile
US 378,558 Feb 28 1888 Sharts, T. Illuminating-Tile
US 378,559 Feb 28 1888 Sharts, T. Illuminating-Tile
US 379,127 Mar 6 1888 Resley, H. Pavement-Light
US D18,286 May 1 1888 Jackson, P. H. Design for a Sidewalk Dead-Light Frame
US 385,268 Jun 26 1888 Jacobs, J. Illuminating-Tile
US 385,269 Jun 26 1888 Jacobs, J. Illuminating-Tile
US 385,270 Jun 26 1888 Jacobs, J. Illuminating-Tile and Roofing-Plate
US 385,271 Jun 26 1888 Jacobs, J. Illuminating Tile, Side Wall, &c.
US 389,526 Sep 11 1888 Moore, F. Incandescent Electric Lamp
CH 48 Nov 15 1888 Falconnier, G. Briquetages légers et économiques
US 394,260 Dec 11 1888 French, J. C. Pavement and Floor Light
CH 212 Dec 27 1888 Falconnier, G. Briques en verre soufflé avec cachets de verre fermant l'ouverture ayant servi à la soufflure
US 396,911 Jan 29 1889 Belcher, H. F. Process of Making Mosaics of Glass
US 402,073 Apr 23 1889 Falconnier, G. Glass Building-Block
US 402,930 May 7 1889 Jacobs, J. Illuminating-Tile
US 402,931 May 7 1889 Jacobs, J. Illuminating-Tile
US 405,778 Jun 25 1889 Jackson, P. H. Frame for Illuminating-Tiles
US 410,380 Sep 3 1889 Ross, C. H. Vault-Light
US 416,478 Dec 3 1889 Mark, J. W. Illuminating-Tile
US 418,618 Dec 31 1889 Jacobs, J. Illuminating-Tile
US 422,218 Feb 25 1890 Jacobs, J. Illuminating-Tile
US 424,302 Mar 25 1890 Jacobs, J. Illuminating-Tile
US 427,067 May 6 1890 French, J. C. Vault-Light Frame
US 428,493 May 20 1890 Jacobs, J. Illuminating-Tile
US 431,468 Jul 1 1890 Jacobs, J. Illuminating-Tile
US 432,249 Jul 15 1890 Sharts, T. Concrete Illuminating-Tile
US 436,083 Sep 9 1890 Jacobs, J. Illuminating-Tile
US 436,085 Sep 9 1890 Mark, J. W. Illuminating-Tile
US 437,347 Sep 30 1890 Peirce, J. S. Tile for Pavements and Vault-Lights
US 445,311 Jan 27 1891 French, J. C. Pavement or Floor Light
US 446,350 Feb 10 1891 Jackson, P. H. Lens for Illuminating Tiles
US 448,993 Mar 24 1891 Ransome, E. L. Illuminating Panel in Concrete Floors
US 449,323 Mar 31 1891 Jackson, P. H. Construction of Buildings
US 456,045 Jul 14 1891 Mark, C. W. Illuminating-Tile
US 456,046 Jul 14 1891 Mark, C. W. Illuminating-Tile
US 458,849 Sep 1 1891 Jacobs, J. Illuminating Tile
US 458,850 Sep 1 1891 Jacobs, J. Illuminating Tile
US 458,854 Sep 1 1891 Mark, J. W. Glass for Light-Transmitting and Ventilating
US 467,814 Jan 26 1892 Jacobs, J. Illuminating and Ventilating Tile
US 467,832 Jan 26 1892 Richards, C. T. Illuminating-Tile
US 469,913 Mar 1 1892 McDougall, A. Dead-Light
US 472,699 Apr 12 1892 Davenport, L. E. Illuminating-Tile
US 477,148 Jun 14 1892 Parker, G. W. Light Transmitting Floor or Sidewalk
US 478,739 Jul 12 1892 Davenport, L. E. Illuminating-Lens
US 479,645 Jul 26 1892 Jacobs, J. Illuminating-Tile
US D21,861 Sep 20 1892 Jacobs, J. Design for a Lens for Illuminating-Tiles, &c.
US 488,122 Dec 13 1892 Jacobs, J. Illuminating-Tile
US 488,435 Dec 20 1892 Jacobs, J. Illuminating-Tile
US 492,363 Feb 21 1893 Pennycuick, J. G. Skylight
US 492,865 Mar 7 1893 Haustein, H. Illuminating-Tile
US 493,550 Mar 14 1893 Jacobs, J. Illuminating-Tile
US D22,388 May 2 1893 Jacobs, J. Design for a Lens for Vault-Lights
US D22,389 May 2 1893 Jacobs, J. Design for a Lens for Vault-Lights
US D22,390 May 2 1893 Jacobs, J. Design for a Lens for Vault-Lights
US D22,391 May 2 1893 Jacobs, J. Design for a Lens for Vault-Lights
US 501,008 Jul 4 1893 Haustein, H. Frame for Illuminating Tiles
US 501,720 Jul 18 1893 Jenkinson, J. Vault or Skylight Cover
US 504,872 Sep 12 1893 French, J. C. Vault or Floor Light
US 505,044 Sep 12 1893 Haustein, H. Illuminating-Tile Construction
CH 7754 Nov 2 1893 Falconnier, G. Brique-verre pour réflecteurs
US 509,030 Nov 21 1893 Haustein, H. Illuminating-Tile
US 510,831 Dec 12 1893 Beeching, D. G. Illuminating-Tile
US D22,980 Dec 26 1893 Jacobs, J. Design for a Pattern for Vault-Light Frames
US D22,981 Dec 26 1893 Jacobs, J. Design for a Pattern for Vault-Light Frames
US 513,522 Jan 30 1894 McDougall, A. Dead-Light
US D23,082 Feb 20 1894 Jacobs, J. Design for a Frame for Vault-Lights
US D23,083 Feb 20 1894 Jacobs, J. Design for a Lens for Vault-Lights
US 517,156 Mar 27 1894 Bruner, P. M. Illuminating-Tile and Method of Constructing Same
US D23,348 Jun 12 1894 Schwickart, P. Design for a Lens for Vault-Lights
US 518,045 Apr 10 1894 Ransome, E. L. Illuminating-Floor
US 526,244 Sep 18 1894 Mark, C. W. Illuminating-Tile
US 526,245 Sep 18 1894 Mark, J. W. Illuminating-Tile
US 528,004 Oct 23 1894 Mark, J. W. Illuminating-Tile
US D23,804 Nov 13 1894 Evans, G. Design for a Prism-Reflector for Area-Gratings
US 531,909 Jan 1 1895 Clopp, G. B. Vault-Light
US 541,582 Jun 25 1895 Westermayr, E. Device for Furnishing and Distributing Daylight into Dark Rooms, Stores, &c.
US 546,365 Sep 17 1895 Towle, W. Vault-Light
US D25,331 Mar 31 1896 Mark, J. Design for a Skylight-Tile
US D25,573 Jun 2 1896 Pennycuick, J. G. Design for a Vault-Light
US 568,789 Oct 6 1896 Pennycuick, J. G. Vault-Light
US 570,102 Oct 27 1896 Ransome, E. L. Illuminating-Floor
GB 22371 Nov 14 1896 Wilson, R., Goodman, S., Sheppard, J. & Dashwood, F. Improvements in Lenses and Holding Frames of Lenses Employed as Floor Lights, Skylights, Deck, and other like Lights
US 574,770 Jan 5 1897 Winslow, W. H. Framing Window Glass or Tile [electroglazing]
US 574,843 Jan 5 1897 Winslow, W. H. Method of Electrolytically Uniting Glass Tiles into a Body [electroglazing]
GB 27954 Feb 13 1897 Pennycuick, J. G. Improvements in Ventilated Window Lights
GB 27955 Feb 13 1897 Pennycuick, J. G. Improvements in Vault Lights
US D26,735 Mar 9 1897 Magnusen, J. Design for a Lens for Sidewalks
US 579,350 Mar 23 1897 Pennycuick, J. G. Shade or Globe
US D26,828 Mar 30 1897 Russel, J. R. Design for a Prism-Block
US D26,829 Mar 30 1897 Basquin, O. H. Design for a Prismatic Window-Light
US D26,864 Apr 6 1897 Winslow, W. H. Design for a Prism-Plate for Windows
US D26,865 Apr 6 1897 Soper, F. C. Design for a Prism-Tile
US D26,866 Apr 6 1897 Basquin, O. H. Design for a Prism-Tile
US D26,867 Apr 6 1897 Basquin, O. H. Design for a Prism-Light
US D26,868 Apr 6 1897 MacHarg, W. S. Design for a Prism-Light
US D26,890 Apr 6 1897 Winslow, W. H. Design for a Prism-Light
GB 14216 Apr 23 1897 Wilson, R. & Goodman, S. Improvements in Frames for Pavement Light Lenses and Tiles, and in the Method of Fixing such Lenses and Tiles therein
US D26,988 Apr 27 1897 Basquin, O. H. Design for a Prism-Light
US D26,989 Apr 27 1897 Pennycuick, J. G. Design for a Vault-Light
US 582,893 May 18 1897 Beeching, D. G. Translucent Tile
US 583,580 Jun 1 1897 Pennycuick, J. G. Device for Illuminating Basements and Dark Rooms ["lucidux"]
US 583,594 Jun 1 1897 Ewen, J. M. Prismatic Light
GB 11072 Jul 7 1897 Basquin, O. H. Improvements in Vault Lights or Prism Tiles
GB 16536 Jul 13 1897 Ewen, J. M. Combining Prism Pavement and Prism Plate Placed Midway between the Sections thereof for Lighting Basements
US D27,323 Jul 13 1897 Basquin, O. H. Design for a Prism-Light
US D27,324 Jul 13 1897 Basquin, O. H. Design for a Prism-Light
US D27,325 Jul 13 1897 Belcher, H. F. Design for a Prism-Light
US D27,326 Jul 13 1897 Belcher, H. F. Design for a Prism-Light
US D27,327 Jul 13 1897 Belcher, H. F. Design for a Prism-Light
US D27,328 Jul 13 1897 Belcher, H. F. Design for a Prism-Light
US D27,329 Jul 13 1897 Belcher, H. F. Design for a Prism-Light
US D27,330 Jul 13 1897 Belcher, H. F. Design for a Prism-Light
US D27,331 Jul 13 1897 Belcher, H. F. Design for a Prism-Light
US D27,332 Jul 13 1897 Belcher, H. F. Design for a Prism-Light
US D27,333 Jul 13 1897 Ewen, J. M. Design for a Prism-Light
US D27,334 Jul 13 1897 Ewen, J. M. Design for a Prism-Light
US D27,335 Jul 13 1897 Ewen, J. M. Design for a Prism-Light
US D27,336 Jul 13 1897 Ewen, J. M. Design for a Prism-Light
US D27,337 Jul 13 1897 Ewen, J. M. Design for a Prism-Light
US D27,338 Jul 13 1897 Ewen, J. M. Design for a Prism-Light
US D27,339 Jul 13 1897 Winslow, W. H. Design for a Prism-Light
US D27,340 Jul 13 1897 Pennycuick, J. G. Design for a Prism-Light
US D27,341 Jul 13 1897 Pennycuick, J. G. Design for a Prism-Plate
US D27,342 Jul 13 1897 Pennycuick, J. G. Design for a Prism-Plate
US D27,343 Jul 13 1897 Basquin, O. H. Design for a Prism-Plate
US D27,344 Jul 13 1897 Basquin, O. H. Design for a Prism-Plate
US D27,345 Jul 13 1897 Ewen, J. M. Design for a Prism-Plate
US D27,346 Jul 13 1897 Ewen, J. M. Design for a Prism-Plate
US D27,347 Jul 13 1897 Ewen, J. M. Design for a Prism-Plate
US D27,348 Jul 13 1897 Winslow, W. H. Design for a Prism-Plate
US 586,211 Jul 13 1897 Basquin, O, H. Window-Light
US 586,212 Jul 13 1897 Basquin, O, H. Prismatic Canopy
US 586,213 Jul 13 1897 Basquin, O, H. Prism Light and Plate
US 586,214 Jul 13 1897 Basquin, O, H. Vault-Light
US 586,215 Jul 13 1897 Basquin, O, H. Testing Device
US 586,216 Jul 13 1897 Basquin, O, H. Ornamental Prismatic Glass
US 586,217 Jul 13 1897 Basquin, O, H. Light-Diffusing Device
US 586,218 Jul 13 1897 Basquin, O. H. Mounting Prism-Lights
US 586,219 Jul 13 1897 Basquin, O. H. Prism-Light
US 586,220 Jul 13 1897 Basquin, O. H. Prism-Light
US 586,221 Jul 13 1897 Basquin, O. H. Prismatic Light
US 586,222 Jul 13 1897 Basquin, O. H. Prismatic Window-Plate
US 586,223 Jul 13 1897 Basquin, O. H. Adjustable Prism-Canopy
US 586,224 Jul 13 1897 Belcher, H. F. Window
US 586,225 Jul 13 1897 Belcher, H. F. Framing Prism-Lights
US 586,226 Jul 13 1897 Belcher, H. F. Combined Prism and Ornamental Glass
US 586,227 Jul 13 1897 Belcher, H. F. Method of Mounting Prism-Lights and Ornamental Glass
US 586,228 Jul 13 1897 Belcher, H. F. Mounting Prism-Lights
US 586,229 Jul 13 1897 Belcher, H. F. Framing Prism Lights or Tiles
US 586,247 Jul 13 1897 Soper, F. C. Prismatic Glass
US 586,248 Jul 13 1897 Soper, F. C. Vault-Light
US 586,249 Jul 13 1897 Soper, F. C. Window-Light
US 586,250 Jul 13 1897 Soper, F. C. Skylight
US 586,251 Jul 13 1897 Soper, F. C. Device for Lighting Basements
US 586,252 Jul 13 1897 Soper, F. C. Basement Light
US 586,256 Jul 13 1897 Winslow, W. H. Mounting Prism-Tiles
US 586,257 Jul 13 1897 Winslow, W. H. Mounting Tile-Sections
US 586,258 Jul 13 1897 Winslow, W. H. Prism-Light and Prism-Plate
US 586,259 Jul 13 1897 Winslow, W. H. Mounting Tile-Sections
US 586,260 Jul 13 1897 Winslow, W. H. Mounting Tiles or the Like
US 586,261 Jul 13 1897 Winslow, W. H. Prismatic Plate and Frame for Same
US D27,402 Jul 20 1897 Sullivan, E. J. Design for a Lens for Skylights, &c.
US D27,490 Aug 3 1897 Jacobs, J. Design for a Lens for Gratings
US D27,491 Aug 3 1897 Jacobs, J. Design for a Lens for Gratings
US D27,492 Aug 3 1897 Jacobs, J. Design for a Lens for Gratings
US D27,493 Aug 3 1897 Jacobs, J. Design for a Lens for Gratings
US D27,502 Aug 10 1897 Mark, J. W. Design for a Lens for Tiles
US 588,725 Aug 24 1897 Bruner, P. M. Illuminating Area-Spanning Pavement
GB 16540 Sep 4 1897 Ewen, J. M. Framing Window Prism Lights by Under-cutting the Corners and Depositing Metal therein
US D27,677 Sep 21 1897 Ewen, J. M. Design for a Prism-Light
US D27,678 Sep 21 1897 Ewen, J. M. Design for a Prism-Light
US D27,679 Sep 21 1897 Ewen, J. M. Design for a Prism-Light
US D27,680 Sep 21 1897 Ewen, J. M. Design for a Prism-Light
US D27,701 Sep 28 1897 Mark, J. Design for a Glass or Lens
US D27,702 Sep 28 1897 Mark, J. Design for a Glass or Lens
US D27,703 Sep 28 1897 Jacobs, J. Design for a Lens
US D27,704 Sep 28 1897 Jacobs, J. Design for a Glass or Light
US D27,705 Sep 28 1897 Jacobs, J. Design for a Glass or Light
US D27,761 Oct 19 1897 Mark, J. W. Design for a Light or Tile
US 593,045 Nov 2 1897 Cummings, G. K. Light-Transmitter
US D27,840 Nov 9 1897 MacHarg, W. S. Design for a Vault-Light
Soper's Vault Light D27,841 US D27,841 Nov 9 1897 Soper, F. C. Design for a Vault-Light
US D27,878 Nov 16 1897 Jacobs, J. Design for a Glass or Tile
US 595,257 Dec 7 1897 Basquin, O. H. Canopy
US 595,258 Dec 7 1897 Basquin, O. H. Mold for Prism-Lights
US 595,259 Dec 7 1897 Basquin, O. H. Framing Tiles
US 595,260 Dec 7 1897 Basquin, O. H. Angle-Measuring Device
US 595,261 Dec 7 1897 Basquin, O. H. Device for Selecting Prisms Having Proper Angles
US 595,262 Dec 7 1897 Booth, K. Mold for Prism Lights
US 595,263 Dec 7 1897 Ewen, J. M. Prismatic Window ["forilux"]
US 595,264 Dec 7 1897 Ewen, J. M. Figured Prism-Light
US 595,265 Dec 7 1897 Ewen, J. M. Support for Prism-Light Canopies
US 595,266 Dec 7 1897 Jordan, L. H. Protected Prism-Light Canopy
US 595,267 Dec 7 1897 MacHarg, W. S. Mold or Prism-Lights
US 595,270 Dec 7 1897 Soper, F. C. Ornamental Prism Light
US 595,271 Dec 7 1897 Soper, F. C. Prism Light
US 595,272 Dec 7 1897 Soper, F. C. Ventilated Prism
US 595,273 Dec 7 1897 Soper, F. C. Lenticular Window Light
US 595,274 Dec 7 1897 Soper, F. C. Mold for Forming Prism Lights
US 595,275 Dec 7 1897 Winslow, W. H. Prism Plate
US 595,276 Dec 7 1897 Winslow, W. H. Framing Prism Lights
US 595,277 Dec 7 1897 Winslow, W. H. Prism Plate
US D27,968 Dec 7 1897 Ewen, J. M. Design for a Prism-Light
US D27,969 Dec 7 1897 Basquin, O. H. Design for a Prism-Light
US D27,970 Dec 7 1897 Belcher, H. F. Design for a Prism-Light
US D27,971 Dec 7 1897 Belcher, H. F. Design for a Prism-Light
US D27,972 Dec 7 1897 Belcher, H. F. Design for a Prism-Light
US D27,973 Dec 7 1897 Belcher, H. F. Design for a Prism-Light
US D27,974 Dec 7 1897 Soper, F. C. Design for a Prism-Light
US D27,975 Dec 7 1897 Soper, F. C. Design for a Prism-Light
US D27,976 Dec 7 1897 Soper, F. C. Design for a Prism-Light
FLW 'flower' prism tile US D27,977 Dec 7 1897 Wright, F. L. Design for a Prism-Light [FLW 'flower' prism tile]
US D27,978 Dec 7 1897 Wright, F. L. Design for a Prism-Light
US D27,979 Dec 7 1897 Wright, F. L. Design for a Prism-Light
US D27,980 Dec 7 1897 Wright, F. L. Design for a Prism-Light
US D27,981 Dec 7 1897 Wright, F. L. Design for a Prism-Light
US D27,982 Dec 7 1897 Wright, F. L. Design for a Prism-Light
US D27,983 Dec 7 1897 Wright, F. L. Design for a Prism-Light
US D27,984 Dec 7 1897 Wright, F. L. Design for a Prism-Light
US D27,985 Dec 7 1897 Wright, F. L. Design for a Prism-Light
US D27,986 Dec 7 1897 Wright, F. L. Design for a Prism-Light
US D27,987 Dec 7 1897 Wright, F. L. Design for a Prism-Light
US D27,988 Dec 7 1897 Wright, F. L. Design for a Prism-Light
US D27,989 Dec 7 1897 Wright, F. L. Design for a Prism-Light
US D27,990 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D27,991 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D27,992 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D27,993 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D27,994 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D27,995 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D27,996 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D27,997 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D27,998 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D27,999 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D28,000 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D28,001 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D28,002 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D28,003 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D28,004 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D28,005 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D28,006 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D28,007 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D28,008 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D28,009 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D28,010 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D28,011 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D28,012 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D28,013 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D28,014 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D28,015 Dec 7 1897 Wright, F. L. Design for a Prism-Plate
US D28,016 Dec 7 1897 Waller, E. C. Design for a Prism-Plate
US D28,017 Dec 7 1897 Wright, F. L. Design for a Prism-Plate and Border
US D28,018 Dec 7 1897 Waller, E. C. Design for a Prism-Plate and Border
US D28,019 Dec 7 1897 Ewen, J. M. Design for a Prism Pavement-Panel
US D28,020 Dec 7 1897 Wright, F. L. Design for a Prism-Canopy
US 596,881 Jan 4 1898 Jacobs, J. Illuminating Grating
US 596,882 Jan 4 1898 Jacobs, J. Illuminating Grating
US 596,883 Jan 4 1898 Jacobs, J. Illuminating Grating
US D28,218 Jan 25 1898 Cummings, G. K. Design for a Prism-Light
CH 14762 Jan 31 1898 Pennycuick, J. G. Verbesserte Beleuchtungsvorrichtung für dunkle Gebäuderäume (Improved illumination device for dark rooms)
GB 2142 Mar 12 1898 Browne, N. Improved Hollow Glass Blocks for the Construction of Walls Pervious to Light
US 600,880 Mar 22 1898 Magnusen, J. Sidewalk-Light Construction
US 602,763 Apr 19 1898 Mark, J. Lens for Illuminating Tiles
US 603,799 May 10 1898 Sullivan, E. J. Illuminating-Lens for Sidewalks
US D28,909 Jun 21 1898 Millet, L. J. Design for a Prism-Light
US 606,554 Jun 28 1898 Jacobs, J. Ventilating Vault Cover
US D29,044 Jul 12 1898 Magnusen, J. Design for a Vault-Light
US 607,792 Jul 19 1898 Winger, O. E. Window Pane or Light
US D29,113 Jul 26 1898 Winger, O. E. Design for a Window-Light
US D29,114 Jul 26 1898 Winger, O. E. Design for a Window-Light
US D29,399 Sep 20 1898 Mahony, M. Design for a Vault-Light
US 614,327 Nov 15 1898 Jacobs, J. Light for Sidewalks, &c.
US D29,805 Dec 13 1898 Cummings, G. K. Design for a Prism-Window
US D29,806 Dec 13 1898 Cummings, G. K. Design for a Prism-Window
US D29,807 Dec 13 1898 Cummings, G. K. Design for a Prism-Window
US D29,808 Dec 13 1898 Cummings, G. K. Design for a Prism-Window
US D29,809 Dec 13 1898 Cummings, G. K. Design for a Prism-Window
US D29,810 Dec 13 1898 Cummings, G. K. Design for a Prism-Window
US D30,000 Jan 10 1899 Jacobs, W. B. Design for a Glass or Light
US D30,001 Jan 10 1899 Jacobs, W. B. Design for a Glass or Light
US D30,002 Jan 10 1899 Jacobs, W. B. Design for a Glass or Light
US 618,280 Jan 24 1899 Manning, C. E. Window and Light-Reflecting Device
US D30,144 Feb 7 1899 Jacobs, J. Design for a Lens or Glass for Gratings
US D30,145 Feb 7 1899 Jacobs, J. Design for a Lens or Glass for Gratings
US 619,575 Feb 14 1899 Jacobs, J. Light for Sidewalks &c.
US D30,446 Mar 28 1899 Marcus, S. Design for a Glass Light
US 622,506 Apr 4 1899 Manning, C. E. Illuminating Window Glass
US D30,471 Apr 4 1899 Lubin, S. & Dryfoos, S. Design for a Prism-Plate
US D30,472 Apr 4 1899 Soper, F. C. Design for a Vault-Light
US 625,090 May 16 1899 Davis, A. I. Sidewalk Light
US D30,964 Jun 6 1899 Schmitt, C. N. Design for a Window-Light
US 627,848 Jun 27 1899 Fugman, G. Glass Prism-Plate
US 628,821 Jul 11 1899 Lasch, A. Hollow Glass Block
US 629,197 Jul 18 1899 Mark, J. Vault-Light or Illumination-Tile
US 630,337 Aug 8 1899 French, J. B. Sidewalk or Floor Construction
US 630,706 Aug 8 1899 Jacobs, J. Illuminating-Tile
US 631,220 Aug 15 1899 Manning, C. E. Illuminating Window Glass
US 632,710 Sep 12 1899 Gallagher, R. D. Floor Construction
US 634,054 Oct 3 1899 Briganti, P. Illuminating-Tile
US D31,762 Oct 31 1899 Locke, J. Design for a Plate or Pane of Glass
US D31,763 Oct 31 1899 Locke, J. Design for a Plate or Pane of Glass
US D31,764 Oct 31 1899 Locke, J. Design for a Plate or Pane of Glass
US D31,811 Nov 7 1899 Brown, J. G. Design for a Prism-Plate
US 637,145 Nov 14 1899 Moffat, G. & Dobbins, E. J. Light Projecting Glass
US 640,012 Dec 26 1899 McCormack, S. C. Prismatic Sidewalk-Light
US 640,660 Jan 2 1900 Jacobs, J. Illuminating Tile
US 640,841 Jan 9 1900 Wadsworth, F. L. O. Panel and Tile Therefor
US 642,196 Jan 30 1900 Belcher, H. F. Process for Forming Ornamental Plates
US 642,572 Feb 6 1900 Belcher, H. F. Prism-Plate
GB 477 Mar 10 1900 Moffat, G. & Dobbins, E. J. Improvements in Light-projecting Glasses for Windows and the like
US D32,550 Apr 17 1900 Cox, R. M. Design for a Prism-Plate
US D32,673 May 15 1900 Dobbins, E. J. Design for a Prism-Plate
US 649,963 May 22 1900 Smith, E. F. Light Admitting Tiling or Paving
US 650,209 May 22 1900 White, J. Protective Hollow Illuminating Tile
CA 71590 May 28 1900 Moffat, G. & Dobbins, E. J. Improvements in Light Projecting Glasses
US D32,802 Jun 5 1900 Deissler, P. Design for a Prism-Plate
US 655,220 Aug 7 1900 Fugman, G. Glass Prism Plate
US 655,401 Aug 7 1900 Hartung, C. C. Prismatic Rolled Sheet Glass
US 656,344 Aug 21 1900 Cox, R. M. Vault Light
US D33,139 Aug 28 1900 Cox, R. M. Design for a Vault-Light
US 661,023 Oct 30 1900 Ripley, D. C.
Wadsworth, F. L. O.		 Prism Glass
US D33,562 Nov 13 1900 Brown, J. G. Design for a Prism-Plate
US 663,199 Dec 4 1900 Shepard, W. H. Vault Light Construction
US D33,669 Dec 4 1900 Cummings, G. K. Design for a Prism-Window
US D33,670 Dec 4 1900 Cummings, G. K. Design for a Prism-Window
US D33,671 Dec 4 1900 Cummings, G. K. Design for a Prism-Window
Brown's prism plate (Cleveland Window Glass Co) US 665,170 Jan 1 1901 Brown, J. G. Prism Plate [See Cleveland Window Glass Co]
US D34,239 Mar 19 1901 Martin, W. T. S. Design for a Light-Projecting Glass Plate or Panel
US 672,044 Apr 16 1901 Staples, A. Building Block
US 672,822 Apr 23 1901 Caldwell, W. L. Sidewalk
US D34,458 Apr 30 1901 Dobbins, E. J. Design for a Prism-Plate
US D34,696 Jun 25 1901 Marcus, S. Design for a Prismatic Glass Light
US D34,697 Jun 25 1901 Marcus, S. Design for a Prismatic Glass Light
CA 72,605 Aug 6 1901 Brown, J. G. Prism plate/Plaque prismatique
US 682,199 Sep 10 1901 Jordan, L. H. Sash-Frame
US 687,501 Nov 26 1901 Held, H. Vault Light
CA 74,600 Jan 28 1902 Weil, E. J., Schuyler, H. R., Brown, J. G. Light diffusing prism plates/Lumière prismatique
US 693,088 Feb 11 1902 Wadsworth, F. L. O. Illuminating Structure
US 693,585 Feb 18 1902 Bruner, P. M. Illuminated Area Spanning Pavement
US 695,282 Mar 11 1902 Cummings, G. K. Machine for Making Prismatic Glass
US 695,283 Mar 11 1902 Cummings, G. K. Method of Making Sheets or Panes of Prismatic Glass for use in Making Prismatic Windows
US 695,284 Mar 11 1902 Cummings, G. K. Method of Making Prismatic Windows
US 699,783 May 13 1902 Braun, L. Vault-Light
US 705,372 Jul 22 1902 Androvette, G. E. Prism Glass for Skylights
US 709,849 Sep 23 1902 De Man, A. Vault Light
US 710,434 Oct 7 1902 Cummings, G. K. Prismatic Glass Window
US 713,182 Nov 11 1902 Wadsworth, F. L. O. Prismatic Fireproof Structure
US 713,591 Nov 18 1902 Birn, L. J. W. Illuminating Tile
US 717,782 Jan 6 1903 Wadsworth, F. L. O. Illuminating Structure
US 717,783 Jan 6 1903 Wadsworth, F. L. O. Illuminating Structure
US 717,784 Jan 6 1903 Wadsworth, F. L. O. Illuminating Canopy
US 719,065 Jan 27 1903 Wadsworth, F. L. O. Illuminating Structure
US 719,066 Jan 27 1903 Wadsworth, F. L. O. Illuminating Structure
US 720,138 Feb 10 1903 Hartung, C. C. Curvilinear Prismatic Glass
US 720,139 Feb 10 1903 Hartung, C. C. Curvilinear Corrugated Prismatic Glass
US 720,386 Feb 10 1903 Wadsworth, F. L. O. Illuminating Prism Structure
US 720,987 Feb 17 1903 Wadsworth, F. L. O. Illuminating Glass Structure
US 721,256 Feb 24 1903 Wadsworth, F. L. O. Illuminating Structure
US 721,258 Feb 24 1903 Wadsworth, F. L. O. Illuminating Structure
US 721,259 Feb 24 1903 Wadsworth, F. L. O. Illuminating Structure
US 725,342 Apr 14 1903 Jacobs, J. Illuminating Tile
US 725,846 Apr 21 1903 Jackson, P. H. Floor, Roof, or Like Construction
US 726,340 Apr 28 1903 Porsch, F. W. Light Transmitter
US 726,537 Apr 28 1903 Jackson, P. H. Illuminating Tile
US 732,474 Jun 30 1903 Wadsworth, F. L. O. Illuminating Canopy
US 734,020 Jul 21 1903 Wadsworth, F. L. O. Illuminating Structure
US 737,979 Sep 1 1903 Wadsworth, F. L. O. Illuminating Glass Plate
US 741,010 Oct 13 1903 Caldwell, W. L. Vault Light Construction [see American Bar-Lock Co]
CH 28315 Jan 9 1904 Falconnier, G. Construction perfectionnée en briques creuses en verre
US 749,440 Jan 12 1904 Jackson, P. H. Floor, Sidewalk, Roof, or Like Supports
US 749,761 Jan 19 1904 Wadsworth, F. L. O. Illuminating Prism Plate
US 750,929 Feb 2 1904 Works, F. H. Sidewalk or Other Light
US 752,429 Feb 16 1904 Wadsworth, F. L. O. Prismatic Illuminating Structure
FR 336475 Mar 10 1904 Dobbins, E. J. Verres distributeurs de lumière pour fenetres
US 755,196 Mar 22 1904 Wadsworth, F. L. O. Illuminating Structure
US 755,197 Mar 22 1904 Wadsworth, F. L. O. Illuminating Structure
US 758,184 Apr 26 1904 Langenbach, E. A. Sidewalk
US 758,443 Apr 26 1904 Harrop, J. T. Illuminating Vault Cover
US 760,728 May 24 1904 Caldwell, W. L. Vault Light Construction [see American Bar-Lock Co]
US 767,484 Aug 16 1904 Maltby, G. K. Means for Illuminating Show Windows
US 767,799 Aug 16 1904 Cummings, G. K. Prismatic Window
US 773,174 Oct 25 1904 Wadsworth, F. L. O. Fireproof Illuminating Structure
US 774,390 Nov 8 1904 Jackson, P. H. Illuminating Tile
US 775,626 Nov 22 1904 Jackson, P. H. Illuminating Tile Construction
FR 353137 Sep 4 1905 Dobbins, E. J. Distributeurs ou réflecteurs de lumière pour fenetres
US 799,254 Sep 12 1905 Old, R. H. & Lederle, W. J. Vault Light Construction
US 799,303 Sep 12 1905 Clerico, D. Cover and Door for Vaults, &c.
US 805,761 Nov 28 1905 Taylor, E. R. Tread Piece for Sidewalk Lights, &c.
CH 33664 Dec 31 1905 Verre-Soleil Vitre distributrice de lumière pour fenêtres
US 808,660 Jan 2 1906 Jacobs, J. Bracing for Vault Lights, Floors, &c.
US 816,115 Mar 27 1906 McGuigan, J. & Priddle, A. Vault Light
US 816,234 Mar 27 1906 Jackson, P. H. Sidewalk, Floor, and Roof Light Construction
US 816,566 Apr 3 1906 Ross, C. H. & Dauchy, S. Sidewalk Light
US 816,982 Apr 3 1906 Jackson, P. H. Illuminating Tile Construction
US 818,208 Apr 17 1906 Wadsworth, F. L. O. Prism Glass
US 820,200 May 8 1906 Jacobs, J. Illuminating Tile
US D38,115 Jul 3 1906 Jacobs, J. Design for a Vault-Light Prism
FR 362998 Jul 18 1906 Verre-Soleil Verres à vitres permettant de distribuer et de réfléchir la lumière
FR 6012E Aug 20 1906 Verre-Soleil Verres à vitres permettant de distribuer et de réfléchir la lumière
US 833,461 Oct 16 1906 Jackson, P. H. Floor, Sidewalk, and Like Construction
US 835,534 Nov 13 1906 Johnson, E. M. Vault Light Construction
US 847,700 Mar 19 1907 Schlafly, J. H. Sidewalk or Concrete Construction
US 849,020 Apr 2 1907 Reich, E. A. Sidewalk Light
US 849,260 Apr 2 1907 McGuigan, J. & Priddle, A. Vault Light
US 850,970 Apr 23 1907 Ross, C. H. Sidewalk Light
US 854,502 May 21 1907 Jackson, P. H. Floor, Sidewalk, Roof, and Like Support
US D38,629 Jun 18 1907 Ripley, D. C. Design for a Glass Tile
CH 41374 Jun 22 1907 Falconnier, G. Construction en briques soufflées en verre)
US 858,654 Jul 2 1907 Jacobs, J. Vault Light
US 859,461 Jul 9 1907 Old, R. H. & Lederle, W. J. Vault Light
US 861,883 Jul 30 1907 O'Brien, W. H. Vault Light
US 865,136 Sep 3 1907 Wadsworth, F. L. O. Method of Making Prism Glass
US 867,650 Oct 8 1907 French, J. B. Illuminating Tile
US 871,793 Nov 26 1907 French, J. B. Illuminating Tile
US 874,922 Dec 31 1907 Baker, J. Vault-Light Construction
US 887,119 May 12 1908 Paschall, C. H. Vault Light
US 889,724 Jun 2 1908 Schwickart, P. Building Light
US 893,060 Jul 14 1908 Dobbins, E. J. Light Distributor for Windows and the Like
US 893,550 Jul 14 1908 Schlafly, J. H. Concrete Structure
US 893,900 Jul 21 1908 Bruner, P. M. Method of Repairing Vault Light Pavements
US 894,708 Jul 28 1908 Schwickart, P. Building Light
US 896,273 Aug 18 1908 Carroll, M. Sidewalk Ventilator
US 897,809 Sep 1 1908 Zacharias, S. Glass Tile
US 898,045 Sep 8 1908 Gonon, P. E. Glass Brick, Tile, and Building-Block
US D39,666 Nov 10 1908 Dobbins, E. J. Design for a Prism-Plate
US 903,899 Nov 17 1908 Seipp, H. C. Pavement or Vault Construction
US D39,744 Jan 5 1909 Jackson, E. R. Design for a Vault-Light
US 922,964 May 25 1909 Schwickart, P. Lens for Building Lights
US 934,136 Sep 14 1909 Bradley, W. D. Glass and Concrete Construction
GB 24457 Oct 25 1909 Keppler, F. L. Improvements in or relating to Reinforced Concrete Structures
US 952,049 Mar 15 1910 Schachner, E. E. Sidewalk Light
US 972,264 Oct 11 1910 Seipp, H. C. Pavement and Other Light
US 979,772 Dec 27 1910 Lawler, J. J. Vault Light
US 982,772 Jan 24 1911 Wadsworth, F. L. O. Article of Prism Glass
US 985,357 Feb 28 1911 Lundin, K. E. Vault Light
GB 21130 Mar 9 1911 Keppler, F. L. Improvements in Glazed Ferro-concrete Structures such as Floors
US 991,465 May 2 1911 Gilmer, E. E. Sidewalk and Vault Light
US 995,079 Jun 13 1911 Mulford, L. W. Sidewalk, Floor, Vault, and Roof Light Construction
US 996,729 Jul 4 1911 Roberts, C. W. Sidewalk Light
US 1,005,611 Oct 10 1911 Crochet, H. L. J. Glass Paving Block for the Construction of Luminous Floors of Reinforced Concrete
US 1,007,352 Oct 31 1911 Held, H. Vault Light
US 1,021,548 Mar 26 1912 Mulford, L. W. Concrete Skylight, Vault Light, and Floor Light
US 1,030,301 Jun 25 1912 Heughes, F. L. Sidewalk Light
US 1,032,864 Jul 16 1912 Sellheim, H. Vault Cover
US 1,035,360 Aug 13 1912 Keppler, F. L. Transparent Concrete Structure
US 1,039,790 Oct 1 1912 Paschall, C. H. Vault Light Construction
US 1,046,886 Dec 10 1912 Stanley, J. Building Light
US 1,048,694 Dec 31 1912 Seipp, H. C. Tile for Pavements, Sidewalks, and other Like Constructions
US 1,049,530 Jan 7 1913 Prather, W. M. Vault Light
US 1,052,084 Feb 4 1913 Mulford, L. W. Sidewalk, Vault Light, Skylight, or Floor Light Construction
US 1,052,085 Feb 4 1913 Mulford, L. W. Sidewalk, Vault Light, Skylight, or Floor Light Construction
US 1,062,987 May 27 1913 Mulford, L. W. Sidewalk, Floor, Vault, and Roof Light Construction
GB 3690 Jul 17 1913 Kilburn, B. E. D. [agent for Mombel-Bossart et Fils] Improvements in or relating to Pavement Lights, Glazed Gratings and the like
US 1,072,147 Sep 2 1913 Mulford, L. W. Method of Constructing a Concrete Skylight, Vault Light, and Floor Light
Mullen Replaceable Vault Light US 1,081,979 Dec 23 1913 Mullen, L. G. Transparent Pavement
US 1,083,056 Dec 30 1913 Chambley, A. Ventilated Prism
US D45,123 Jan 6 1914 Mullen, L. G. Design for a Prism-Lens
US 1,084,406 Jan 13 1914 De Mateo, A., Jr. Vault Light
US 1,089,323 Mar 3 1914 Chambley, A. Vault Light Construction
US 1,090,113 Mar 10 1914 Alfieres, E. J. Vault Light
GB 14999 Mar 26 1914 Keppler, F. L. Improvement in Glazed Ferro-concrete Structures such as Floors and Partitions
US 1,097,650 May 26 1914 Lawler, J. J. Illuminated Tiles for Vaults, &c.
US 1,103,472 Jul 14 1914 Bayley, H. F. Metal Frame and Concrete Sidewalk, &c.
US 1,109,510 Sep 1 1914 Chambley, A. Vault Light Construction
CA 158484 Oct 20 1914 Mullen, L. G. Transparent Pavement
GB 1147 Jul 1 1915 Mullen, L. G. Glass Paving Blocks
US 1,145,997 Jul 13 1915 Keppler, F. L. Transparent Tile Structure
US 1,146,660 Jul 13 1915 Schwickart, P. Ventilating and Lighting Construction
US 1,146,961 Jul 20 1915 Seipp, H. C. Tile for Pavements, Sidewalks, and Other Like Constructions
US 1,155,348 Oct 5 1915 Garrison, W. J. Vault Light
US 1,157,002 Oct 19 1915 Jacobs, C. B. Vault Light
FR 477642 Nov 3 1915 Mullen, L. G. Pavé en verre
US 1,159,858 Nov 9 1915 Mulford, L. W. Vault Light Construction and Method of Securing Lenses Therein
US 1,165,417 Dec 28 1915 Keppler, F. L. Transparent Tile Structure
US 1,167,917 Jan 11 1916 Mulford, L. W. Sidewalk, Vault Light, Floor Light, and Skylight Construction
US 1,172,905 Feb 22 1916 Ricketts, R. B. Vault Light
US 1,180,412 Apr 25 1916 Mullen, L. G. Transparent Pavement
US 1,181,779 May 2 1916 Leonhard, F. W. Door Leaf for Sidewalks, Floors, &c.
US 1,195,048 Aug 5 1916 Lundin, C. V. Vault Light
US 1,205,160 Nov 21 1916 Chambley, A. Vault Light Construction
US 1,207,297 Dec 5 1916 Keppler, F. L. Paving
US D50,420 Mar 6 1917 Johanson, E. G. Design for a Prism-Glass
US 1,231,688 Jul 3 1917 Alfieres, E. J. Vault Light Lens Holder
US 1,241,825 Oct 2 1917 Davis, A. E. Vault Light, Floor Light, Pavement Light, or Skylight Construction
US 1,243,235 Oct 16 1917 Willison, R. A. Flashing for Sidewalk Lights
US 1,245,199 Nov 6 1917 Davis, A. E. Vault Light
US 1,245,214 Nov 6 1917 Geiger, F. J. & Davis, A. E. Vault- Sky- or Floor-Light Construction
US 1,247,223 Nov 20 1917 Chambley, A. Vault Light Construction
US 1,254,520 Jan 22 1918 MacDuff, D. M. Combined Light and Air Transmitting Apparatus
US 1,258,066 Mar 5 1918 Walker, W. L. Vault Light
US 1,263,065 Apr 16 1918 Johanson, E. G. Light Rays Refractor
US 1,265,395 May 7 1918 Seipp, H. C. Sidewalk Light and Other Like Construction
US 1,277,065 Aug 27 1918 Gundlach, C. J. Light Refracting Glass
US 1,283,208 Oct 29 1918 Kent, A. W. Sidewalk and Roof Construction
US 1,322,481 Nov 18 1919 Crimmel, A. C. Sidewalk Light
US D55,276 May 25 1920 Johanson, E. G. Design for a Prism-Glass
US 1,342,404 Jun 1 1920 D'Harlingue, E. D. Blown Glass Vacuum Brick
US D56,344 Oct 5 1920 Dixon, F. A. Design for a Glass Tile
US 1,353,919 Sep 28 1920 Law, C. H. Vault Light, Skylight, or Floor Light Construction
US 1,360,416 Nov 30 1920 Law, C. H. Vault Light, Skylight, or Floor Light Construction
US 1,361,720 Dec 7 1920 Haines, H. Vault and Sidewalk Light
US 1,385,688 Jul 26 1921 Keppler, F. L. Glass Pavement-Light
US 1,386,409 Aug 2 1921 Keppler, F. L. Glass Construction Unit
US 1,418,341 Jun 6 1922 Walker, W. L. Vault Light
FR 551670 Apr 11 1923 Verre-Soleil Élément d'enseigne
US 1,463,452 Jul 31 1923 Walker, W. L. Vault Light
US 1,476,958 Dec 11 1923 Duffy, M. R. Pavement Light
US 1,483,182 Feb 12 1924 Leers, F. A. Vault Light
US 1,527,528 Feb 24 1925 Steinmetz, J. A. Vault or Sidewalk Light
US 1,539,533 May 26 1925 Alfieres, E. J. Vault Light Lens Frame and Holder
CH 112,921 Dec 1 1925 Deutsche Glasbau-Gesellschaft
and Beschränkter Haftung		 Verschalungselement zur Herstellung der Betontragrippen von durch Glaskörper gebildeten raumabschliessenden Bauteilen
US 1,587,487 Jun 1 1926 Mulford, L. W. Skylight and Floorlight Construction
US 1,587,488 Jun 1 1926 Mulford, L. W. Skylight and Floorlight Construction
US 1,624,304 Apr 12 1927 Alfieres, E. J. Form for Setting Vault Lights
US 1,626,063 Apr 26 1927 Alfieres, E. J. Separable Vault Light Lens Frame
US 1,652,347 Dec 13 1927 Champeau, L. X. Lighting Apparatus
US 1,669,663 May 5 1928 Hobbie, E. H. Sheet Glass
NL 18500 Aug 15 1928 Sanders, E. Gootvormig glazen wandelement, waarbij de randen omgebogen en van middelen ter opname van specie voorzien zijn
US 1,681,741 Aug 21 1928 Mulford, L. W. Shield for Skylight and Floor Light Construction
US 1,723,634 Aug 6 1929 Strom, A. O. Removable Glass Light or Lens for Sidewalks, Vault Covers, and the Like
US 1,725,808 Aug 27 1929 Liese, P. Structure Comprising Glass Tiles
US 1,729,818 Oct 1 1929 Burgess, L. Transparent Structure and Component Parts Thereof
US 1,748,487 Feb 25 1930 Masury, A. F. Rubber Mounting for Glass Floors
US 1,748,587 Feb 25 1930 Smedley, A. B. Window Glass or the Like
US 1,784,678 Dec 9 1930 Mulford, L. W. Vault Light, Floor Light, or Skylight
US 1,795,229 Mar 3 1931 Noëen, P. Glass Paving
US 1,798,088 Mar 24 1931 Janzen, J. W. Open Glass Box Shaped Building Element
US 1,821,003 Sep 1 1931 Bruner, R. W., et al Skylight Construction
US D85,320 Oct 13 1931 Bowman, S. B. Design for a Hollow Glass Brick
US 1,830,887 Nov 10 1931 Renz, F. W. Window Glass
US 1,868,236 Jul 19 1932 Janzen, J. W. Glass Building Stone, Tile, or Like Building Element
US 1,887,135 Nov 8 1932 Knauer, J. H. Glass Tile
US 1,893,101 Jan 3 1933 Old, J. H. Shield for Skylight, Floor Light and Vault Light Structures
US 1,917,808 Jul 11 1933 Old, J. H. Floor Light, Vault Light, and Roof Light Construction
GB 397371 Aug 24 1933 Deutsche Glasbau-Gesellschaft Improvements in Moulds for use in the Construction of Floor Slabs, Wall Panels, Pavement Lights, Windows and the like of Glass Framed in Ferroconcrete
US 1,943,995 Jan 16 1934 Weld, H. W. Glass Construction
US 1,946,977 Feb 13 1934 Lenke, G. H. Super Glass Vault Light Construction
US D91,884 Apr 3 1934 Kellogg, W. W. Design for a Tile
US 1,987,490 Jan 8 1935 Mulford, L. W. Vault Light, Floor Light, or Skylight
US 1,991,469 Feb 19 1935 Slayter, G. Building Block
US D99,087 Jan 8 1936 Jones, D. Design for a Glass Building Block
US 2,030,718 Feb 11 1936 Richards, J. M. Skylight or Floorlight Construction
US D99,075 Mar 24 1936 Eastus, H. L. Design for a Glass Building Block
US D99,076 Mar 24 1936 Eastus, H. L. Design for a Glass Building Block
US D99,102 Mar 24 1936 Zimmerman, W. P. Design for a Glass Building Block
US 2,055,901 Sep 29 1936 Lenke, G. H. Roof Light and the Like
US D101,360 Sep 29 1936 Holmes, M. K. Hollow Glass Building Block
US D101,372 Sep 29 1936 Lockart, E. P., Jr. Glass Building Block
US D101,633 Oct 20 1936 Hoge, J. R. Glass Building Block
US 2,086,185 Jan 26 1937 Keaney, J. C. Building Block
US D104,127 Apr 13 1937 Zimmerman, W. P. Hollow Glass Building Block
US D105,107 Jun 29 1937 Hower, H. S. Glass Building Block
US 2,068,798 Jul 6 1937 Gray, D. E. Glass Building Block
US D106,977 Nov 16 1937 Holmes, M. K. Hollow Glass Building Block
US D106,980 Nov 16 1937 Jones, D. Hollow Glass Building Block
US 2,102,149 Dec 14 1937 Guthrie, J. M. Glass Masonry
US 2,107,994 Feb 8 1938 Hazelton, B. F., Jr. Hollow Glass Building Block
US 2,111,569 Mar 23 1938 Mulford, L. W. Building Block, Rooflight, and the Like
US D109,025 Mar 29 1938 Perkins, W. Glass Building Block
US 2,115,264 Apr 26 1938 Henderson, A. Load Bearing Glazed Building Block
US 2,118,643 May 24 1938 Fox, J. H. Glass Building Block
US 2,124,809 Jul 26 1938 Wright, F. L. Structural Glass
US D110,894 Aug 16 1938 Hawk, C. E. Hollow Glass Building Block
US D110,895 Aug 16 1938 Hawk, C. E. Hollow Glass Building Block
US D112,048 Nov 8 1938 Smith, C. H., et al Hollow Glass Building Block
US D112,746 Dec 27 1938 Teague, W. D. Hollow Glass Building Block
US 2,145,351 Jan 31 1939 Hazelton, B. F., Jr. Hollow Glass Building Block
US D114,085 Apr 4 1939 Lockart, E. P. Hollow Glass Building Block
US D114,086 Apr 4 1939 Lockart, E. P. Hollow Glass Building Block
US 2,154,686 Apr 18 1939 Logan, L. Light Transmitting Building Construction
US 2,158,089 May 16 1939 Slick, E. E. Building Block
US D115,432 Jun 27 1939 Sutter, J. H. Design for a Hollow Glass Building Block
US 2,167,764 Aug 1 1939 Lytle, W. O. Glass Building Block
US 2,168,287 Aug 1 1939 Favaron, A. Glass Slab for the Construction of Walls and Illuminated Covers
US 2,179,862 Nov 14 1939 Rolph, T. W. Reflecting Brick and Walls and Buildings Utilizing the Same
US 2,179,863 Nov 14 1939 Rolph, T. W. Light Directing Brick and Walls and Buildings Utilizing the Same
US 2,182,971 Dec 12 1939 Richards, J. M. Skylight or Floorlight Construction
US 2,187,329 Jan 16 1940 Roney, E. A., et al Building Tile Construction
US 2,198,450 Apr 23 1940 Chertkof, J. O. Light Transmitting Structure
US 2,199,244 Apr 30 1940 Mulford, L. W. Roof Light and Grille Therefor
US D122,269 Sep 3 1940 Kendall, R. C. Hollow Glass Building Block
US 2,224,088 Dec 3 1940 Schröder, W. Glass Body
US D126,906 Apr 29 1941 Kendall, R. C. Design for a Hollow Glass Building Block
US 2,261,011 Oct 28 1941 Wiley, O. W. Building Block
US D130,518 Nov 25 1941 Kendall, R. C. Design for a Hollow Glass Building Block
US D130,519 Nov 25 1941 Kendall, R. C. Design for a Hollow Glass Building Block
US D130,520 Nov 25 1941 Kendall, R. C. Design for a Hollow Glass Building Block
US D130,521 Nov 25 1941 Kendall, R. C. Design for a Hollow Glass Building Block
US 2,269,123 Jan 6 1942 Mulford, L. W. Translucent Insulating Building Block
US 2,281,524 Apr 28 1942 Meyers, G. T. Glass Building Blocks
US 2,306,320 Dec 22 1942 Rapp, G. M. Glass Block Assembly
US 2,314,238 Mar 16 1943 Ohlis, J. J. Glass Panel Construction
US 2,322,591 Jun 22 1943 Rapp, G. M. Nonglare Glass Building Block
US 2,355,262 Aug 8 1944 Blau, H. H. Construction Block and Method of Manufacture
US 2,419,267 Apr 22 1947 Lenke, G. H. Skylight Construction
US D151,797 Nov 16 1948 Sutter, J. H. Hollow Glass Building Block
US D151,798 Nov 16 1948 Sutter, J. H. Hollow Glass Building Block
US D151,799 Nov 16 1948 Sutter, J. H. Hollow Glass Building Block
US 2,665,610 Jan 12 1954 Harrison, W. Light Directing Glass Block
US 2,703,486 Mar 8 1955 Ford, W. D. Glass Building Structure
US 2,714,816 Aug 9 1955 Pennell, F. Building Wall Unit for an Opaque and Translucent Corrugation Surface
US 2,768,556 Oct 30 1956 Boyd, R. A. Control of Daylighting
US 2,812,690 Nov 12 1957 Boyd, R. A. Skylights
US 2,812,691 Nov 12 1957 Boyd, R. A. Skylights
US 2,812,692 Nov 12 1957 Boyd, R. A. Control of Daylighting
US 2,828,235 Mar 25 1958 Holland, K. M., et al Glass Faced Honeycomb Panel and Method of Making Same
US 2,844,998 Jul 29 1958 Vincent, H. B. Glass Building Block Having Light-Directing Properties
US 2,858,734 Nov 4 1958 Boyd, R. A. Skylights
US 2,931,270 Apr 5 1960 Pennell, F. Glass Building Block Unit
US 2,993,409 Jul 25 1961 Boyd, R. A. Skylights
US D191,045 Aug 8 1961 Kingsbury, H. F. Glass Block
US D191,263 Sep 5 1961 Kingsbury, H. F. Glass Block
US 3,012,378 Dec 12 1961 Boyd, R. A. Light Transmitting Blocks
US 3,017,724 Jan 23 1962 Frank, J. N. Tile Wall Construction
US D193,391 Aug 14 1962 Kingsbury, H. F. Glass Block
US D193,392 Aug 14 1962 Kingsbury, H. F. Glass Block
US 3,068,754 Dec 18 1962 Benjamin, W. O. Prismatic Light Transmitting Panel
US 3,085,473 Apr 16 1963 Bourgeaux, M., et al Sheets, Bricks, Blocks or Similar Articles Made of Transparent Material, Especially Glass
US 3,091,899 Jun 4 1963 Bördlein, H. Light Transmitting Building Tile, Plate, Block or the Like and Method of Making Same
US 3,096,684 Jul 9 1963 Kegg, R. R., et al Fenestration Structure for Control of Daylighting
US D196,971 Nov 16 1963 Virkkala, V. T. Glass Block
US 3,113,728 Dec 10 1963 Boyd, R. A. Arificial Light and Daylighting Structure
US D198,626 Jul 14 1964 Lockart, E. P.
McWhorter, W. E.		 Glass Block
US 3,157,089 Nov 17 1964 Menefee, J. B. Means for Illuminating Interior of Underground Shelters
US 3,185,034 May 25 1965 Youngblood, C. J., Jr. Patterned Glass
US 3,221,460 Dec 7 1965 Glynn, T. W. Window Construction and Glass Block for Use Therein
US 3,255,665 Jun 14 1966 Weiher, R. H., et al Article of Manufacture for Controlling Light Transmittance
US D210,372 Mar 5 1968 Behnk, D. J. Translucent Building Block or the Like
US D210,373 Mar 5 1968 Behnk, D. J. Translucent Building Block or the Like
US 3,393,034 Jul 16 1968 Imai, S. Light Transmitting Panel
US D212,846 Dec 3 1968 Kabanov, N. P. Hollow Glass Building Block
US 3,438,699 Apr 15 1969 Seeger, B. I. Optical Control of Sunlight at Window and Door Openings with Controlled Positioning of Composite Transparent Material to Eliminate Glaring Sunlight Rays While Providing Normal Daylight Illumination
US 3,603,670 Sep 7 1971 Sangbong, K. Directional Panel Adapted to Control the Passage of Incident Radiation