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Patents > IPCs : IPC B64C1/00 or IPC B64C3/18

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Tech fields:
stability (272) · airplane (246) · automatic stability (115) · design (106) · Frame (84) · construction (81) · aerodynamics (69) · wings (54) · control (53) · None (51) · Equilibrium (43) · Fuselage (41) · subsystem (41) · gyroscope (34) · lift (27) · rudder (22) · structure (18) · sustentation (18) · steering (18) · propellers (17)
Full specification filed date:
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Supplementary to patent:
None (331) · Patent FR-1917-504302 (3) · Patent FR-1910-435648 (3) · Patent DE-1911-11-16 Otto Albin Budig (3) · Patent GB-1909-8531 (3) · Patent IT-1913-03-20 Vigilio Baldo (3)
Related to aircraft:
Patent agent:
None (113) · None (35) · Armengaud jeune (27) · Boult, Wade & Tennant (12) · J. Bonnet-Thirion (11) · Haseltine, Lake & Co. (11) · J. Germain (10) · Charles Dony (10) · E. Blétry (8) · Hippolyte Josse (8) · Schwab (7) · de Bongé (7) · Lavoix et Mosès (7) · Herbert Haddan & Co. (7) · J. Fayollet (6) · Abel & Imray (6) · P. Follin (6) · Marks & Clerk (6)
National tech categories:
FR 6.4 (302) · None (175) · DE 77h.5 (18) · USPC 244/119 (5) · USPC 244/177 (2) · FR 6.3 (2) · USPC 244/79 (2) · USPC 52/84 (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C17/00 (273) · CPC B64C2700/6218 (197) · CPC B64C1/00 (79) · CPC B64C17/06 (66) · CPC B64C2700/6216 (49) · CPC B64C3/18 (43) · CPC B64C2700/6219 (40) · CPC B64C2700/6228 (31) · CPC B64C2001/0063 (29) · CPC B64C3/185 (26) · CPC B64C2001/0081 (15) · CPC B64C2700/6225 (11) · CPC B64C1/061 (7) · CPC B64C3/00 (7) · CPC B64C17/04 (7) · CPC B64C1/068 (6) · CPC B64C2700/6223 (5) · CPC B64C2700/6204 (5) · CPC B64C1/065 (5)
First filing:
Citations from after 1930:
Number of diagram pages:

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