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Patents > National tech categories : FR 6.2 or USPC 244/153R or USPC 244/30 or USPC 244/80

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Office:
Inventor country:
Applicant is inventor:
Tech fields:
propulsion (83) · LTA (69) · propellers (59) · None (53) · kite (48) · stability (46) · navigation (44) · frame (43) · marine (36) · propeller (26) · design (26) · airplane (25) · Subsystem (17) · balloon (17) · car (16) · control (15) · rudder (15) · Aerodynamics (13)
Full specification filed date:
Application number:
None (137) · 423792D (2)
Granted:
Supplementary to patent:
None (258) · Patent FR-1841-9265 (6) · Patent FR-1910-423792 (5) · Patent FR-1910-424987 (3) · Patent FR-1910-435166 (2) · Patent FR-1908-404631 (2) · Patent FR-1911-430455 (2) · Patent FR-1909-410528 (2)
Related to aircraft:
Patent agent:
None (144) · Dom. Casalonga (10) · Munn & Co. (8) · Victor J. Evans (7) · None (7) · Armengaud jeune (6) · Weismann et Marx (3) · De Bongé (3) · Charles Dony (3) · Y. Rabilloud et fils (3) · Ad. Sturm (2) · Brandon frères (2) · Knight & Co. (2) · Paul Caquet (2) · G. Petiau (2) · Emile Bert (2) · Edgar Tate & Co. (2) · Schwab (2) · E. Blétry (2)
National tech categories: (Click arrow to add another value)
IPCs:
None (142) · IPC B64B1/00 (42) · IPC B64C31/06 (24) · IPC B64C31/00 (23) · IPC B63H1/12 (20) · IPC B64C17/00 (13) · IPC B64C11/00 (12) · IPC B64C11/16 (6) · IPC B64C39/00 (6) · IPC B64C11/04 (4) · IPC B63H3/00 (3) · IPC B64C13/24 (2) · IPC B64B1/02 (2) · IPC B64C30/00 (2) · IPC B64C11/24 (2) · IPC B63H1/36 (2) · IPC B64C33/02 (2) · IPC CPC B64C13/00 (2) · IPC B63H1/04 (2) · IPC B63B3/40 (2)
CPCs:
CPC B64B1/00 (64) · CPC B64C17/00 (61) · CPC A63H27/08 (44) · None (31) · CPC B63H1/26 (12) · CPC B64C11/006 (12) · CPC B64C11/16 (9) · CPC B64C23/005 (8) · CPC B63H2001/122 (7) · CPC B64C13/00 (6) · CPC B63H1/12 (5) · CPC B63H1/20 (4) · CPC B64C11/04 (4) · CPC B64C11/18 (4) · CPC B64C2700/6295 (3) · CPC B64C13/24 (3) · CPC B64C30/00 (3) · CPC B63H1/265 (3)
First filing:
Citations from after 1930:

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