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Patents > IPCs : IPC B64B1/62 or IPC B64C25/00 or IPC B64C3/38

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Tech fields:
airplane (139) · landing (67) · frame (61) · None (57) · LTA (55) · Design (47) · chassis (47) · wheels (46) · wings (37) · stability (31) · Construction (31) · navigation (30) · control (30) · landing gear (20) · Suspension (18) · lift (18) · fuselage (17) · subsystem (17) · gas (16) · takeoff (15)
Full specification filed date:
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Supplementary to patent:
None (233) · Patent FR-1908-392672 (3) · Patent IT-1915-150227 (3) · Patent BE-1912-02-07-Gramaticesco (3) · Patent FR-1909-420322 (3) · Patent FR-1913-456298 (3)
Related to aircraft:
Patent agent:
None (78) · Armengaud jeune (20) · None (13) · Marks & Clerk (12) · Lavoix et Mosès (8) · Charles Dony (8) · Hippolyte Josse (8) · J. Bonnet-Thirion (8) · E. Blétry (7) · Weismann et Marx (6) · Schwab (6) · Émile Bert (5) · J. S. Withers & Spooner (4) · Haseltine, Lake & Co. (4) · John P. Tarbox (4) · L. Chassevent (4) · Boult, Wade, and Tennant (4)
National tech categories:
FR 6.4 (178) · None (113) · DE 77h.5 (10) · USPC 244/97 (8) · DE 77h.9 (7) · USPC 244/48 (6) · USPC 244/100R (6) · DE 77h.3 (4) · USPC 244/104R (3) · DE 77 (3) · USPC 244/102R (3) · USPC 244/90R (2) · USPC 244/49 (2) · USPC 244/104CS (2) · USPC 244/50 (2) · USPC 244/904 (2) · USPC 244/128 (2) · USPC 244/98 (2) · DE 77h (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C3/385 (146) · CPC B64F2700/6226 (76) · CPC B64C25/06 (72) · CPC B64B1/62 (56) · CPC B64C25/62 (46) · CPC B64C25/64 (30) · CPC B64C25/52 (27) · CPC B64C3/38 (24) · CPC B64C25/54 (21) · CPC B64C25/60 (9) · CPC B64C25/00 (7) · CPC B64C25/50 (5) · CPC B64C25/14 (5) · CPC B64C25/34 (4) · CPC B64C25/02 (4) · None (4) · CPC B64C17/00 (3) · CPC Y02T50/145 (3) · CPC B64C1/26 (3) · CPC B64C25/36 (3)
First filing:
Citations from after 1930:
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