Edison's U.S. Patents, 1910-1931

The following list contains the 136 patents for which Edison executed an application after 1909. It is arranged in chronological order by execution date, which is the date on which Edison signed the application and the date in the patenting process that comes closest to the time of actual inventive activity. The application date is the date on which the Patent Office received and recorded the application; the issue date, the time at which the patent, having passed inspection and any legal challenges, was awarded.

1868-1879 1880-1882 1883-1889 1890-1899 1900-1909 1910-1931

No.ExecutedApplied IssuedPatent No.Title
958.01/26/1001/27/1009/07/151,152,614Phonographic Recording Apparatus
959.03/19/1003/23/1009/15/141,110,428Process of Forming Phonograph-Styli
960.04/14/1004/20/1003/05/121,019,441Sound-Recording Apparatus
961.05/02/1005/12/1010/22/121,041,983Phonograph-Stylus
962.05/13/1005/24/1012/05/161,207,382Primary Battery
963.05/19/1005/24/1011/22/10976,792Storage Battery
964.05/19/1005/24/1012/26/111,012,828Storage Battery
965.05/31/1006/02/1012/03/121,046,414Phonograph Determining Device
966.05/31/1006/06/1008/20/121,036,471Storage Battery
967.05/31/1006/06/1004/04/161,178,062Moving-Picture Apparatus
968.06/07/1006/09/1001/26/151,126,428Sound-Recording Apparatus
969.06/13/1006/17/1010/27/141,115,463Electrode Element
970.06/30/1007/01/1001/14/131,050,436Apparatus for Producing Rubber Strips
971.06/30/1007/01/1001/06/141,083,353Production of Perforated Strips
972.07/02/1007/07/1001/11/161,167,637Method of Utilizing Waste Heat in Kilns
973.10/04/1010/07/1006/09/141,099,241Rectifier
974.10/17/1010/20/1006/08/151,142,507Sound-Recording Apparatus
975.11/09/1011/14/1012/01/141,119,141Sound-Reproducer
976.12/05/1012/07/1005/23/161,184,332Phonograph or Talking-Machine
977.12/07/1012/09/1009/15/141,110,382Sound-Modifier
978.01/25/1101/27/1109/05/111,002,505Composition for Sound-Records and Other Objects
979.01/25/1101/27/1107/30/121,034,002Storage Battery
980.01/25/1101/27/1107/30/121,034,003Battery-Cell Container
981.01/25/1101/27/1101/06/141,083,354Insulating Compound
982.02/15/1102/17/1105/23/161,184,333Phonograph or Talking-Machine
983.03/22/1103/24/1111/14/161,204,420Sound-Box
984.04/03/1104/05/1111/11/131,078,266Sound-Box
985.04/03/1104/05/1112/01/141,119,142Sound-Record
986.04/07/1104/08/1101/06/141,083,355Art of Forming Chemical Compounds
987.04/07/1104/08/1101/06/141,083,356Storage Battery
988.04/07/1104/08/1101/11/161,167,484Production of Nickel Hydroxid
989.05/01/1105/09/1101/14/131,050,629Art of Separating Copper from Other Metals
990.05/12/1105/18/1101/14/131,050,630Art of Separating Copper from Other Metals
991.05/16/1105/18/1103/11/131,055,621Reproducer
992.06/08/1106/10/1111/24/141,118,114Method of Making Molds for Sound-Records
993.06/16/1106/21/1102/06/121,016,874Means and Method for Preventing Depletion of Electrolyte
994.06/20/1106/22/1103/02/151,130,156Machine for Shaving Sound Records or Blanks
995.07/24/1107/28/1102/06/121,016,875Electroplating Apparatus
996.11/28/1112/01/1103/11/131,055,524Dumping Mechanism
997.12/12/1112/30/1104/10/171,221,981Alternating-Current Rectifier
998.12/19/1112/20/1107/13/151,146,413Method of Producing Tablets for Sound-Records
999.12/20/1112/22/1108/13/181,275,232Production of Finely-Divided Metals
1000.12/30/1101/11/1209/16/131,073,107Storage Battery
1001.01/02/1201/06/1206/09/141,099,349Method of Making Sound-Record Molds
1002.01/12/1201/17/1206/22/151,143,818Charging Storage Batteries
1003.01/19/1201/20/1209/29/141,111,999Phonograph-Record
1004.02/15/1202/16/1207/04/161,190,133Means for Recording Sounds
1005.04/23/1204/30/1201/11/161,167,485Storage Battery
1006.05/20/1205/23/1207/25/161,192,400Electrical System for Automobiles
1007.05/21/1205/23/1201/11/161,167,638Means for Concentrating Ores
1008.05/31/1206/07/1204/04/161,178,063Receptacle-Filling Machine
1009.06/10/1206/13/1209/07/151,152,615Alternating-Current-Rectifying System
1010.06/10/1206/13/1209/07/151,152,616Contact for Electrical Apparatus
1011.06/19/1206/24/1205/21/181,266,778Process of Making Screens for Projection
1012.07/11/1207/13/1208/27/1242,934Design for a Cabinet
1013.07/27/1207/31/1202/05/181,255,517Starting and Current-Supplying System for Automobiles
1014.08/09/1208/12/1205/23/161,184,334Phonograph or Talking-Machine
1015.09/12/1209/16/1211/02/151,158,661Phonograph or Talking-Machine
1016.09/12/1209/16/1207/24/171,234,450Celluloid Record-Blank
1017.10/25/1210/26/1209/12/161,197,723Coating Apparatus
1018.10/25/1210/26/1210/17/161,201,448Coating Apparatus
1019.10/25/1210/26/1207/24/171,234,451Mold or Transfer Plate
1020.01/29/1301/30/1312/05/161,207,383Sound-Record Tablet
1021.02/28/1303/06/1312/03/181,286,259Means for Recording Sounds
1022.06/13/1306/16/1305/04/151,138,360Method of Presenting the Illusion of Scenes in Colors
1023.11/21/1312/02/1301/07/191,290,138Friction Speed-Governor
1024.04/21/1404/25/1410/17/161,201,449Sound-Modifying Device
1025.08/06/1408/10/1404/08/191,299,693Storage Battery
1026.08/26/1408/27/1407/13/151,146,414Method of Making Phonograph-Records
1027.08/27/1408/31/1409/19/161,198,426Production of Electrode Elements
1028.10/09/1410/13/1412/30/191,326,330Mold for Sound-Records
1029.10/13/1410/16/1405/21/181,266,779Electric Safety-Lantern
1030.08/21/1508/26/1506/01/201,342,326Composition of Matter for Sound-Records or the Like and Process of Making the Same
1031.12/08/1512/13/1501/04/211,364,358Battery-Tray
1032.01/11/1601/24/1603/11/191,297,294Projectile
1033.01/12/1601/17/1611/25/191,323,218Method and Means for Improving the Rendition of Musical Compositions
1034.02/04/1602/12/1604/15/191,300,709Projectile
1035.02/05/1602/12/1604/15/191,300,708Projectile
1036.03/04/1603/06/1608/05/191,311,955Tube Filling and Tamping Machine
1037.09/21/1610/02/1611/05/181,283,706Para-phenylene-di-amin Substance and Process Relating Thereto
1038.01/16/1701/18/1712/30/191,326,854Apparatus for the Production of Concrete Structures
1039.01/16/1701/20/1705/21/181,266,780Storage Battery
1040.06/01/1706/07/1712/04/171,248,468Celluloid Record-Blank
1041.06/26/1706/29/1701/21/191,292,277Swaging-Machine
1042.10/23/1810/26/1808/08/221,425,183Transmitter
1043.01/14/1901/18/1905/10/211,377,192Production of Molded Articles
1044.01/15/1901/23/1905/10/211,377,193Production of Molded Articles
1045.04/24/1904/30/1904/04/221,411,425Production of Molded Articles
1046.06/12/1906/17/1903/15/211,371,414Nickel-Plating
1047.06/18/1906/21/1911/23/201,359,972Electroplating
1048.06/24/1907/03/1902/22/211,369,271Cleaning of Metallic Surfaces
1049.06/25/1907/03/1905/23/221,417,463Mold
1050.08/01/1908/05/1902/22/211,369,272Process of Molding
1051.08/28/1909/05/1901/10/221,402,751Storage-Battery Electrode and the Production of Same
1052.09/13/1909/16/1905/24/211,379,088Storage Battery
1053.09/24/1909/29/1901/04/211,364,359Protecting-Varnish for Electrodes of Electrolytic Cells
1054.09/30/1910/04/1905/24/211,379,089Production of Thin Metallic Sheets or Foils
1055.11/03/1911/06/1908/02/211,386,095Electrode Element for Galvanic Batteries and Method of Producing ame
1056.11/28/1912/02/1903/21/221,410,391Protective Coating for Steel and Iron
1057.12/09/1912/11/1908/08/221,425,458Stylus Mounting
1058.12/09/1912/11/1905/29/231,456,687Stylus Mounting
1059.06/14/2006/16/2005/10/211,377,194Storage Battery
1060.07/08/2007/16/2005/23/221,417,464Production of Thin Metal Sheets or Foils
1061.08/23/2008/26/2008/08/221,425,184Production of Thin Metal Sheets or Foils
1062.12/31/2001/05/2104/08/241,489,240Voltaic Battery and the Production of Electrode Elements Therefor
1063.09/26/2109/28/2104/01/241,488,480Regeneration of Alkaline Storage-Battery Elements
1064.02/08/2202/11/2204/29/241,492,023Sound Record
1065.04/25/2204/26/2204/01/241,488,481Regeneration of Storage-Battery Elements
1066.06/23/2206/28/2207/24/281,678,246Production of Alkali-Metal Compounds from Silicates Containing Them
1067.02/05/2302/08/2305/27/241,495,580Method of Producing Chlorinated Rubber
1068.05/11/2305/14/2311/29/271,651,196Storage Battery
1069.05/23/2305/25/2307/21/251,546,573Production of Disk Phonograph Records
1070.05/23/2305/25/2311/03/251,559,562Storage Battery
1071.06/28/2307/06/2309/21/261,600,722Mounting for Diamonds and the Like
1072.11/12/2311/14/2305/11/261,583,783Centrifugal Speed Governor
1073.02/20/2402/26/2409/07/261,599,121Production of Depolarizing Agent for Voltaic Battery
1074.02/25/2403/12/2402/17/251,526,326Storage Battery
1075.10/15/2410/17/2412/16/2466,227Design for a Grille for Phonograph Cabinets
1076.10/15/2410/17/2412/16/2466,228Design for a Grille for Phonograph Cabinets
1077.10/15/2410/17/2412/22/2569,068Design for a Phonograph Cabinet
1078.10/15/2410/17/2403/16/2669,688Design for a Phonograph Cabinet
1079.10/15/2410/17/2403/16/2669,689Design for a Phonograph Cabinet
1080.01/29/2501/31/2510/11/271,644,670Cabinet
1081.02/02/2502/13/2502/19/291,702,935Receiving Apparatus for Radio and Telephone Circuits
1082.04/28/2504/30/2501/21/301,744,533Mounting for Diaphragms of Sound Boxes
1083.07/17/2507/24/2511/15/271,649,579Storage-Battery Electrode Element and Production Thereof
1084.01/25/2601/29/2601/21/301,744,534Production of Molded Articles
1085.02/01/2602/10/2604/30/291,711,265Phonograph Reproducer
1086.02/01/2602/13/2604/09/291,708,692Phonograph
1087.08/13/2608/14/2612/15/311,836,066Electroplating Apparatus
1088.10/01/2610/05/2611/06/281,690,159Method of Producing Sound-Record Tablets
1089.10/11/2710/12/2708/06/291,723,609Apparatus for Producing Storage-Battery Electrode Elements
1090.11/25/2711/30/2712/17/291,740,079Extraction of Rubber from Plants
1091.10/04/2810/06/2806/14/321,862,740Production of Molded Articles
1092.12/13/2812/15/2811/03/311,829,856Dynamo-Electric Machine
1093.01/06/3101/09/3105/16/331,908,830Holder for Article to be Electroplated
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