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Patents > IPCs : IPC B64C11/16 or IPC B64C23/00 or IPC B64C35/00

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Tech fields:
None (147) · Airplane (87) · design (46) · hydroaeroplane (42) · frame (38) · propellers (38) · propulsion (35) · Hybrid (31) · construction (29) · propeller (27) · hydroplane (23) · marine (20) · wings (19) · stability (17) · Aerodynamics (16) · takeoff (16) · LTA (16)
Full specification filed date:
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Supplementary to patent:
None (265) · Patent GB-1911-29012 (8) · Patent FR-1909-410140 (5) · Patent BE-1912-02-27 Caudron (3) · Patent FR-1910-426487 (3) · Patent FR-1910-424987 (3) · Patent GB-1912-29012.15939 (3) · Patent FR-1912-446818 (3) · Patent FR-1912-452017 (3) · Patent FR-1912-455471 (3) · Patent FR-1916-493411 (3)
Related to aircraft:
Patent agent:
None (85) · None (13) · Armengaud jeune (13) · Boult, Wade & Tennant (12) · J. Bonnet-Thirion (8) · Marks & Clerk (8) · Dom. Casalonga (8) · Brewer & Son (7) · G. de Mestral et F. Harle (7) · J. Bonnet-Thirion et Breton (6) · Brandon frères (6) · Charles Dony (6) · Edward Evans & Co. (6) · M. Zerolo (6)
National tech categories:
FR 6.4 (207) · None (134) · DE 77h.9 (16) · DE 77h.6 (9) · FR 6.2 (7) · DE 77 (6) · DE 77h.5 (5) · FR 6.3 (5) · DE 77h (4) · USPC 244/6 (3) · USPC 244/101 (2) · USPC 244/66 (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C23/005 (172) · CPC B64C35/00 (152) · CPC B64C2700/6274 (108) · CPC B64C11/16 (37) · CPC B64F2700/6261 (33) · CPC B64F2700/6296 (17) · CPC B64C2700/6273 (16) · CPC B64F2700/628 (14) · CPC B64C35/008 (12) · CPC B64C2700/6271 (10) · CPC B64F2700/6276 (8) · CPC B64F2700/6265 (7) · CPC B64F2700/6292 (7) · CPC B64C35/001 (6) · CPC B64C23/00 (6) · CPC B64F2700/6284 (5) · IPC B64C35/00 (5) · CPC B64F2700/6288 (4) · None (4)
First filing:
Cites these patents:
None (402)
Citations from after 1930:
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