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Patents > Filing date: 1900 - 1909 & IPCs : IPC B64B1/62 or IPC B64C11/00 or IPC B64C3/00 or IPC B64C39/00

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Office:
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Tech fields:
airplane (90) · propulsion (67) · Design (53) · None (47) · Propellers (40) · LTA (37) · Wings (36) · navigation (36) · stability (35) · frame (32) · Construction (27) · lift (23) · aerodynamics (18) · subsystem (17) · propeller (17) · control (17) · ascension (15) · marine (14) · whole (13) · sustentation (13)
Full specification filed date:
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Supplementary to patent:
None (223) · Patent FR-1908-401308 (2) · Patent FR-1909-395148 (2) · Patent DE-1908-220975 (2) · Patent FR-1907-373818 (2) · Patent FR-1909-403985 (2) · Patent GB-1908-4519 (2) · Patent BE-1907-202697 (2) · Patent US-1908-927605 (2) · Patent FR-1908-396470 (2) · Patent FR-1902-326476 (2)
Related to aircraft:
Patent agent:
None (85) · Armengaud jeune (23) · None (19) · J. Bonnet-Thirion (11) · Chassevent (8) · Weismann et Marx (7) · Y. Rabilloud et fils (7) · E. Blétry (6) · Boramé et Julien (5) · Brandon frères (4) · Marks & Clerk (4) · J. Germain (4) · Herbert Haddan & Co. (3) · W. H. Beck & Co. (3) · Lavoix et Mosès (3) · G. de Mestral et F. Harlé (3) · Clement Lean (3) · C. Blétry (3)
National tech categories:
FR 6.4 (163) · None (51) · FR 6.3 (18) · FR 6.2 (8) · USPC 244/97 (6) · DE 77h.11 (6) · DE 77h.3 (4) · USPC 244/45R (4) · USPC 244/70 (4) · USPC 244/48 (4) · USPC 244/13 (3) · DE 77h (3)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (111) · CPC B64C2700/6295 (87) · CPC B64C11/006 (42) · CPC B64C39/005 (35) · CPC B64B1/62 (24) · CPC B64C3/00 (19) · CPC B64C39/003 (11) · CPC B64C2700/6233 (10) · CPC B64C39/08 (8) · CPC B64C39/008 (7) · CPC B64C11/00 (7) · CPC B64C11/001 (6) · CPC B64C39/006 (5) · CPC B64C3/385 (5) · CPC B64C3/42 (4) · CPC B64C11/005 (4) · None (3)
First filing:
Citations from after 1930:
Number of text pages:
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