Drilldown: Patents

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Patents > CPCs : CPC A01D9/00 or CPC B64C33/00 or CPC B64C39/00

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Inventor location:
None (560) · Seine (9) · Paris (6) · London (5) · Loir-et-Cher (4) · Hérault (4) · Seine-et-Oise (3) · Montpellier (3) · Eure (3) · New York (2) · Pennsylvania (2) · Liverpool (2) · Vaucluse (2) · County of London (2) · Loire (2) · Var (2) · Chicago (2) · St. Louis (2)
Applicant is inventor:
Tech fields:
None (255) · airplane (186) · design (119) · frame (93) · wings (67) · stability (60) · propulsion (60) · construction (52) · propellers (45) · flapping (42) · aerodynamics (39) · lift (39) · ornithopter (34) · control (31) · whole (28) · hybrid (27) · navigation (25) · rudder (22)
Full specification filed date:
Application number:
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Supplementary to patent:
None (479) · Patent AT-1912-75092 (3) · Patent FR-1916-502839 (3) · Patent FR-1912-441089 (2) · Patent FR-1908-394418 (2) · Patent DE-1912-265515 (2) · Patent FR-1908-396470 (2) · Patent GB-1908-4519 (2) · Patent FR-1917-502839.21604 (2) · Patent US-1908-927605 (2) · Patent US-1910-996592 (2) · Patent FR-1913-461629 (2) · Patent US-1911-994106 (2) · Patent FR-1911-434281 (2) · Patent FR-1910-421136 (2) · Patent GB-1913-4191 (2) · Patent FR-1910-414004 (2)
Related to aircraft:
Patent agent:
None (276) · None (28) · Armengaud jeune (18) · J. Bonnet-Thirion (10) · Marks & Clerk (10) · E. Blétry (9) · Weismann et Marx (9) · Brandon frères (9) · Lavoix et Mosès (7) · Chassevent (6) · J. Germain (6) · L. Chassevent (6) · Y. Rabilloud et fils (6) · G. de Mestral et F. Harlé (6) · Boramé et Julien (6)
National tech categories:
None (303) · FR 6.4 (260) · USPC 244/11 (17) · DE 77h.5 (8) · FR 6.3 (7) · USPC 244/22 (5) · USPC 244/64 (4) · USPC 244/13 (4) · DE 77 (4) · FR 6.1 (2) · DE 77h.7 (2) · USPC 244/63 (2) · USPC 244/119 (2) · DE 77h.10 (2) · USPC 244/233 (2) · USPC 244/91 (2)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of diagram pages:

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