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Patents > IPCs : IPC B64C13/00 or IPC B64C39/00

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Office:
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Applicant is inventor:
Tech fields:
airplane (236) · Design (130) · Control (112) · None (107) · frame (90) · stability (88) · wings (80) · propulsion (78) · Construction (70) · propellers (61) · Aerodynamics (58) · steering (50) · lift (49) · rudder (46) · navigation (45) · whole (35) · sustentation (29) · Fuselage (28) · subsystem (25)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (447) · Patent FR-1916-502839 (4)
Related to aircraft:
Patent agent:
None (144) · Armengaud jeune (30) · None (29) · Marks & Clerk (19) · Weismann et Marx (15) · J. Germain (11) · J. Bonnet-Thirion (11) · E. Blétry (11) · Boult, Wade & Tennant (10) · Munn & Co. (10) · Dupont et Elluin (9) · Brewer & Son (9) · Haseltine, Lake & Co. (8) · Y. Rabilloud et fils (8) · Brandon freres (7) · Boramé et Julien (7) · L. Chassevent (7) · G. de Mestral et F. Harle (6)
National tech categories:
FR 6.4 (314) · None (183) · DE 77h.5 (22) · USPC 244/45R (15) · USPC 244/13 (11) · FR 6.3 (11) · USPC 244/233 (10) · USPC 244/234 (9) · USPC 244/70 (6) · USPC 244/231 (5) · USPC 244/87 (5) · USPC 244/27 (4) · FR 6.2 (4) · USPC 244/20 (4) · USPC 244/89 (4) · USPC 244/9 (4) · USPC 244/237 (4) · USPC 244/225 (4) · DE 77h.11 (4)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (295) · CPC B64C2700/6295 (280) · CPC B64C13/00 (154) · CPC B64C2700/6256 (98) · CPC B64C39/005 (63) · CPC B64C39/08 (42) · CPC B64C39/008 (26) · CPC B64C39/003 (18) · CPC B64C39/006 (12) · CPC B64C2700/6259 (7) · None (4) · CPC B64C39/062 (4) · CPC B64C39/06 (3) · CPC B64C3/385 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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