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Patents > IPCs : IPC B64C1/00 or IPC B64C23/00 or IPC B64D17/00

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Office:
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Tech fields:
airplane (329) · stability (296) · design (121) · automatic stability (120) · None (90) · aerodynamics (80) · frame (75) · control (71) · wings (65) · construction (65) · subsystem (46) · equilibrium (45) · lift (44) · gyroscope (44) · propellers (41) · Propulsion (40) · fuselage (40) · hybrid (39) · parachute (31)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (438) · Patent FR-1909-410140 (5) · Patent FR-1912-439277 (4) · Patent DE-1911-11-16 Otto Albin Budig (3) · Patent GB-1909-8531 (3) · Patent IT-1913-03-20 Vigilio Baldo (3) · Patent FR-1910-435648 (3)
Related to aircraft:
Patent agent:
None (129) · None (46) · Armengaud jeune (25) · J. Bonnet-Thirion (16) · Boult, Wade & Tennant (13) · Schwab (12) · Charles Dony (11) · Brandon frères (11) · E. Blétry (11) · J. Germain (10) · Haseltine, Lake & Co. (10) · Lavoix et Mosès (9) · Hippolyte Josse (9) · Dupont et Elluin (9) · Boramé et Julien (9)
National tech categories:
FR 6.4 (438) · None (194) · DE 77h.5 (15) · FR 6.3 (6) · USPC 244/119 (5) · USPC 244/147 (4) · DE 77 (4) · USPC 244/6 (3) · FR 11.2 (2) · USPC 244/177 (2) · USPC 244/79 (2) · USPC 244/66 (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C17/00 (280) · CPC B64C2700/6218 (193) · CPC B64C23/005 (171) · CPC B64C2700/6274 (108) · CPC B64C1/00 (81) · CPC B64C17/06 (73) · CPC B64C2700/6216 (52) · CPC B64D17/00 (50) · CPC B64C2700/6219 (37) · CPC B64C2700/6228 (31) · CPC B64C2001/0063 (29) · CPC B64C2700/6273 (16) · CPC B64C2001/0081 (15) · CPC B64C2700/6225 (10) · CPC B64C2700/6271 (9) · CPC B64D2700/62508 (9) · CPC B64C1/061 (9) · CPC B64C17/04 (7) · CPC B64C1/068 (6) · CPC B64C1/06 (6)
First filing:
Cites these patents:
None (689)
Citations from after 1930:
Number of diagram pages:

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