Drilldown: Patents

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Patents > Year granted: 1920 - 1929 & First filing : No or Yes

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Inventor location:
None (679) · Seine (9) · Berlin (8) · New York state (7) · Indiana (7) · Pennsylvania (7) · Budapest (6) · Los Angeles (6) · New York City (4) · New York county (4) · Ohio (4) · Oklahoma (4) · Chicago (4) · New York (3) · FIPSloc=36061 (3) · Michigan (3)
Applicant firm:
None (570) · Curtiss Aeroplane (21) · Westinghouse Electric & Manufacturing Company (9) · Société Anonyme des Établissements Nieuport (9) · Helix Propeller G.m.b.H. (7) · Mercur Flugzeugbau (5) · Moteurs Salmson (5) · Zeppelin-Werke G.m.b.H. (4) · Luftschiffbau Zeppelin G. m. b. H. (4) · Rumpler-Werke G.m.b.H. in Berlin-Johannisthal (4) · Société des Avions Louis Bréguet (4) · Allgemeine Elektricitäts-Gesellschaft (4) · AGO Flugzeugwerke G. m. b. H. (4)
Applicant is inventor:
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Supplementary to patent:
None (631) · Patent FR-1916-501550 (8) · Patent FR-1916-502839 (3) · Patent US-1918-1589780 (3) · Patent FR-1916-493411 (3) · Patent FR-1917-504302 (3) · Patent FR-1915-525800 (2) · Patent CA-1918-192493 (2) · Patent FR-1915-502520 (2) · Patent GB-1917-126391 (2) · Patent FR-1915-477457 (2) · Patent DE-1915-300200 (2)
Related to aircraft:
Patent agent:
None (441) · None (27) · John P. Tarbox (22) · Armengaud jeune (12) · M. Zerolo (10) · J. Germain (8) · Dony and Lejeune (7) · Munn & Co. (7) · Marks & Clerk (6) · Société G. Breton, P. Audy, J. Rousset, A. Vergé (5) · Paul Blum (5) · Dupont et Elluin (5) · Herbert H. Thompson (5)
Assigned to:
None (715) · Westinghouse Electric & Manufacturing Company (7) · Curtiss Aeroplane and Motor Corporation (7) · Moteurs Salmson (5) · Curtiss Aeroplane (4) · Sperry Gyroscope Company (4) · Société Anonyme des Établissements Nieuport (4) · Goodyear Tire and Rubber Company (3) · L W F Engineering Company (2) · Haskelite Manufacturing Corporation (2) · Grand Rapids Trust Company (2) · John A. Roebling's Sons (2)
National tech categories:
None (409) · FR 6.4 (114) · DE 77h.5 (44) · HU V/h (43) · DE 77h.6 (23) · DE 77h.9 (16) · DE 77h.7 (12) · FR 12.2 (10) · NL 62 (6) · CH 129b (5) · DE 77h.2 (5) · DE 77h.15 (5) · FR 5.8 (3) · DE 77h.4 (3) · NL 62.6 (3) · USPC 244/119 (3) · FR 6.2 (3)
IPCs:
None (292) · IPC B64C3/00 (48) · IPC B64C35/00 (26) · IPC B64C1/00 (25) · IPC B64C17/00 (24) · IPC B64C11/00 (19) · IPC B64C23/00 (18) · IPC B64C39/00 (18) · IPC B64C13/00 (18) · IPC B64C25/00 (16) · IPC B64C11/04 (15) · IPC B64C11/20 (14) · IPC B64C3/18 (14) · IPC B64C11/36 (13) · IPC G01S1/72 (10) · IPC B64C13/12 (10) · IPC B64C1/06 (8)
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Citations from after 1930:
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