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Patents > IPCs: IPC B64C39/00

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Office:
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Applicant is inventor:
Tech fields:
airplane (201) · design (126) · None (94) · Propulsion (82) · frame (78) · Wings (68) · stability (63) · construction (63) · propellers (61) · Aerodynamics (46) · lift (40) · Control (38) · whole (36) · navigation (32) · sustentation (30) · fuselage (27) · Rudder (26) · Chassis (22) · LTA (20) · monoplane (19)
Full specification filed date:
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Supplementary to patent:
None (339) · Patent FR-1916-502839 (4) · Patent US-1910-996592 (3) · Patent US-1916-1208684 (3)
Related to aircraft:
Patent agent:
None (102) · None (31) · Armengaud jeune (23) · Marks & Clerk (15) · J. Bonnet-Thirion (13) · J. Germain (10) · Boult, Wade & Tennant (10) · E. Bletry (9) · Weismann et Marx (9) · Y. Rabilloud et fils (8) · Boramé et Julien (8) · Brandon frères (7) · Dupont et Elluin (7) · G. de Mestral et F. Harlé (6) · Charles Assi (6) · Munn & Co. (6) · L. Chassevent (6) · Chassevent (5) · Ch. Mardelet (5) · C. Blétry (5)
National tech categories:
FR 6.4 (278) · None (139) · USPC 244/45R (14) · FR 6.3 (11) · USPC 244/13 (10) · DE 77h.5 (8) · DE 77h.11 (6) · USPC 244/70 (6) · FR 6.2 (4) · USPC 244/27 (4) · USPC 244/20 (3) · USPC 244/9 (3) · USPC 244/19 (3)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (303) · CPC B64C2700/6295 (265) · CPC B64C39/005 (65) · CPC B64C39/08 (48) · CPC B64C39/008 (29) · CPC B64C39/003 (19) · CPC B64C39/006 (12) · CPC B64C39/062 (4) · CPC B64C39/06 (4) · CPC B64C3/42 (4) · CPC B64C3/385 (4) · CPC B64C39/068 (3) · CPC B64C3/56 (3) · None (3)
First filing:
Citations from after 1930:
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