Drilldown: Patents

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Patents > Applicant type : INDIV or INDIV+COMPANY & IPCs : IPC B64C33/00 or IPC B64C39/00

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Tech fields:
Airplane (183) · Design (121) · propulsion (89) · Frame (84) · None (83) · wings (73) · stability (66) · construction (61) · Propellers (57) · aerodynamics (45) · Lift (44) · control (40) · flapping (40) · navigation (39) · whole (37) · Sustentation (27) · Rudder (27) · ornithopter (25) · Hybrid (25) · fuselage (24)
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Supplementary to patent:
None (367) · Patent FR-1916-502839 (4) · Patent AT-1912-75092 (3)
Related to aircraft:
Patent agent:
None (131) · None (28) · Armengaud jeune (22) · Marks & Clerk (14) · J. Bonnet-Thirion (12) · Weismann et Marx (12) · E. Blétry (11) · J. Germain (10) · Munn & Co. (8) · Brandon freres (7) · Chassevent (6) · Dupont et Elluin (6) · G. de Mestral et F. Harlé (6) · Y. Rabilloud et fils (6) · L. Chassevent (6) · Borame et Julien (6) · Boult, Wade & Tennant (5) · Lavoix et Mosès (5)
National tech categories:
FR 6.4 (280) · None (138) · USPC 244/22 (16) · USPC 244/45R (13) · FR 6.3 (12) · USPC 244/13 (11) · DE 77h.5 (7) · USPC 244/11 (7) · USPC 244/70 (5) · USPC 244/72 (5) · USPC 244/20 (4) · USPC 244/27 (4) · USPC 244/9 (4) · DE 77h.11 (4) · USPC 244/64 (3) · USPC 244/19 (3) · FR 6.2 (3)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (281) · CPC B64C2700/6295 (269) · CPC B64C39/005 (60) · CPC B64C33/00 (58) · CPC B64C39/08 (41) · CPC B64C39/008 (25) · CPC B64C39/003 (18) · CPC B64C33/02 (18) · CPC B64C39/006 (12) · CPC B64C39/062 (4) · CPC B64C39/06 (3) · CPC B64C3/385 (3) · None (3)
First filing:
Citations from after 1930:

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