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Patents > IPCs : IPC B64C37/00 or IPC B64C39/00

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Office:
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Applicant is inventor:
Tech fields:
airplane (203) · Design (127) · None (96) · propulsion (82) · frame (79) · Wings (69) · construction (64) · Propellers (63) · stability (63) · aerodynamics (46) · lift (40) · control (38) · whole (36) · navigation (33) · Sustentation (30) · fuselage (27) · rudder (26) · chassis (22) · LTA (20)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (342) · Patent FR-1916-502839 (4) · Patent US-1910-996592 (3) · Patent US-1916-1208684 (3)
Related to aircraft:
Patent agent:
None (103) · None (31) · Armengaud jeune (23) · Marks & Clerk (15) · J. Bonnet-Thirion (13) · J. Germain (10) · Boult, Wade & Tennant (10) · E. Blétry (9) · Weismann et Marx (9) · Y. Rabilloud et fils (8) · Borame et Julien (8) · Charles Assi (7) · Brandon frères (7) · Dupont et Elluin (7) · L. Chassevent (6) · Munn & Co. (6) · G. de Mestral et F. Harle (6) · C. Blétry (6)
National tech categories:
FR 6.4 (282) · None (141) · 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 B64C37/00 (7) · 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:
Number of diagram pages:

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