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Patents > Year filed: 1918 & Citations from after 1930: None

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Year filed:
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Inventor country:
Applicant firm:
None (466) · Curtiss Aeroplane (16) · Moteurs Salmson (5) · Société des Avions Louis Bréguet (4) · Westinghouse Electric & Manufacturing Company (4) · Mercur Flugzeugbau (3) · Sperry Gyroscope Company (3)
Applicant is inventor:
Tech fields:
None (320) · airplane (79) · construction (49) · frame (41) · design (31) · propellers (31) · Wings (23) · control (23) · propulsion (21) · subsystem (21) · aerodynamics (19) · LTA (16) · stability (15) · structure (14) · fuselage (13) · metal (13) · spars (11) · biplane (10) · propeller (10)
Application number:
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Supplementary to patent:
None (508) · Patent FR-1916-502839 (3) · Patent FR-1916-501550 (3) · Patent GB-1917-126391 (3) · Patent DE-1918-388537 (2) · Patent GB-1917-126674 (2) · Patent FR-1917-502839.21604 (2) · Patent IT-1915-150227 (2) · Patent IT-1917-03-16 Federico Caproni (2) · Patent IT-1917-08-16 (2) · Patent SE-1917-46288 (2) · Patent CA-1917-183481 (2) · Patent AU-1917-469317 (2)
Related to aircraft:
Patent agent:
None (423) · None (17) · A. M. & William Clark (9) · Marks & Clerk (6) · Brandon Frères (6) · Armengaud jeune (5) · Lavoix et Moses (5) · John P. Tarbox (4) · Boult, Wade & Tennant (4) · Carpmaels, Radford & Newton (3) · Herbert H. Thompson (3) · G. F. Redfern & Co. (3) · Dony and Lejeune (3) · Brewer & Son (3)
National tech categories:
None (441) · FR 6.4 (38) · DE 77h.5 (18) · DE 77h.7 (7) · AT 77d (6) · DE 77h.9 (6) · DE 77h.6 (6) · DE 77h.15 (4) · FR 12.2 (3) · HU V/h (2) · USPC 244/119 (2) · USPC 244/87 (2) · USPC 244/22 (2) · CH 129b (2) · USPC 244/17.21 (2) · AU 90.5 (2)
IPCs:
None (356) · IPC B64C3/00 (22) · IPC B64C3/18 (18) · IPC B64C13/00 (12) · IPC B64C11/00 (12) · IPC B64C1/06 (11) · IPC B64C39/00 (10) · IPC B64C1/00 (9) · IPC B64C3/26 (7) · IPC B64B1/00 (7) · IPC B64C11/20 (6) · IPC B64C35/00 (6) · IPC B64C17/00 (6) · IPC B64B1/58 (4) · IPC B64C11/04 (4) · IPC B64C11/34 (4)
First filing:
Cites these patents:
Citations from after 1930:
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