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Patents > IPCs : IPC B64C3/18 or IPC B64C3/38 or IPC B64C33/02

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Office:
Inventor country:
Applicant is inventor:
Tech fields:
airplane (116) · frame (78) · wings (73) · flapping (63) · design (62) · construction (53) · None (48) · propulsion (43) · navigation (38) · control (30) · stability (30) · ornithopter (28) · LTA (25) · aerodynamics (23) · airfoil (22) · structure (20) · lift (19) · subsystem (18) · HTA (16)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (253) · Patent FR-1912-446040 (4) · Patent FR-1908-392672 (3) · Patent FR-1917-504302 (3) · Patent FR-1912-449167 (3) · Patent US-1912-1062545 (2) · Patent DE-1910-09-03 Richard Blum (2) · Patent FR-1917-493342 (2) · Patent FR-1907-373818 (2) · Patent FR-1909-420004 (2) · Patent FR-1908-393976 (2) · Patent IT-1911-06-13 Guido Castagneris (2) · Patent FR-1912-457441 (2)
Related to aircraft:
Patent agent:
None (112) · None (24) · Armengaud jeune (18) · Schwab (7) · Marks & Clerk (7) · Haseltine, Lake & Co. (7) · Boult, Wade & Tennant (5) · Société G. Breton, P. Audy, J. Rousset, A. Vergé (5) · Hippolyte Josse (5) · J. Germain (5) · Charles Assi (4) · E. Blétry (4) · J. S. Withers & Spooner (4)
National tech categories:
FR 6.4 (169) · None (119) · DE 77h.10 (16) · USPC 244/22 (14) · DE 77h.5 (13) · DE 77 (12) · USPC 244/72 (9) · USPC 244/48 (8) · FR 6.3 (7) · USPC 244/90R (4) · FR 6.2 (2) · DE 77h (2) · AT 77d (2) · DE 62b (2) · USPC 52/84 (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C33/02 (149) · CPC B64C3/385 (113) · CPC B64C3/18 (42) · CPC B64C3/185 (26) · CPC B64C3/38 (25) · None (10) · CPC B64C3/00 (6) · CPC B64C33/00 (5) · CPC Y02T50/145 (4) · CPC B64C3/187 (4) · CPC B64C17/00 (3) · CPC B64C33/025 (3) · CPC B64C2700/6242 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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