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Patents > IPCs : IPC B64C23/00 or IPC B64C3/18 or IPC B64C33/02

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Office:
Inventor country:
Inventor location:
None (407) · Seine (15) · London (5) · Paris (5) · Indiana (4) · Seine-et-Oise (3) · Morbihan (3) · Nord (3) · Rhône (3) · Lorient (3) · Aisne (3)
Applicant is inventor:
Tech fields:
None (115) · Airplane (105) · frame (75) · propulsion (72) · design (65) · flapping (65) · wings (62) · construction (59) · hybrid (49) · ornithopter (40) · propellers (37) · navigation (33) · LTA (29) · lift (29) · helicopter (28) · control (27) · Ascension (26) · Stability (26) · Aerodynamics (23)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (354) · Patent FR-1909-410140 (5) · Patent FR-1912-446040 (4) · Patent BE-1910-12-28-Muehter (3) · Patent FR-1917-504302 (3) · Patent DE-1910-06-18 Carl Hanschke (2) · Patent DE-1909-220044 (2) · Patent FR-1915-525800 (2) · Patent DE-1910-09-03 Richard Blum (2) · Patent FR-1909-404954 (2) · Patent FR-1908-407090 (2) · Patent AT-1909-40038 (2) · Patent FR-1909-420004 (2)
Related to aircraft:
Patent agent:
None (112) · None (42) · Armengaud jeune (14) · J. Germain (11) · E. Bletry (11) · Schwab (9) · G. de Mestral et F. Harlé (7) · Marks & Clerk (7) · Chassevent (7) · Boult, Wade & Tennant (7) · Ad. Sturm (7) · Hippolyte Josse (6) · C. Blétry (6) · Rigot et Prévost (6) · W. P. Thompson & Co. (6) · J. Bonnet-Thirion (5) · A. de Carsalade (5) · Borame et Julien (5)
National tech categories:
FR 6.4 (261) · None (137) · DE 77h.10 (24) · DE 77 (15) · FR 6.3 (13) · USPC 244/22 (9) · DE 77h.5 (8) · USPC 244/72 (6) · FR 6.2 (3) · USPC 244/6 (3) · DE 77h (3) · USPC 244/66 (2) · FR 10.1 (2) · GB 4 propel & steer (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C23/005 (218) · CPC B64C33/02 (191) · CPC B64C2700/6274 (140) · CPC B64C3/18 (39) · CPC B64C3/185 (29) · CPC B64C2700/6273 (17) · CPC B64C2700/6271 (16) · None (7) · CPC B64C23/00 (6) · CPC B64C3/00 (5) · CPC B64C33/025 (4) · CPC B64C3/187 (4) · CPC B64C33/00 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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