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Patents > IPCs : IPC B64C27/04 or IPC B64C39/00 or IPC CPC B64C13/00 & Citations from after 1930: None

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Office:
Inventor country:
Applicant is inventor:
Tech fields:
airplane (217) · design (136) · propulsion (93) · Frame (81) · propellers (80) · None (74) · Wings (71) · stability (67) · construction (64) · control (52) · aerodynamics (49) · lift (46) · navigation (46) · helicopter (42) · sustentation (34) · hybrid (33) · Whole (33) · rudder (31) · fuselage (26) · ascension (25)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (354) · Patent FR-1916-502839 (4) · Patent US-1910-996592 (3) · Patent US-1916-1208684 (3)
Related to aircraft:
Patent agent:
None (135) · None (29) · Armengaud jeune (28) · Marks & Clerk (13) · J. Germain (13) · J. Bonnet-Thirion (11) · Weismann et Marx (9) · E. Blétry (9) · Brandon frères (9) · G. de Mestral et F. Harle (9) · L. Chassevent (7) · Haseltine, Lake & Co. (7) · Boramé et Julien (7) · Lavoix et Mosès (6) · Charles Assi (6) · Dupont et Elluin (6)
National tech categories:
FR 6.4 (298) · None (135) · FR 6.3 (17) · DE 77h.5 (10) · USPC 244/45R (8) · USPC 244/13 (7) · DE 77h.11 (6) · USPC 244/233 (5) · FR 6.2 (4) · USPC 244/27 (3) · DE 77 (3) · DE 77h.6 (3) · USPC 244/78.1 (3) · USPC 244/80 (3)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (267) · CPC B64C2700/6295 (210) · CPC B64C2700/6281 (58) · CPC B64C39/005 (50) · CPC B64C27/04 (43) · CPC B64C13/00 (36) · CPC B64C39/08 (26) · CPC B64C39/008 (23) · CPC B64C39/003 (18) · CPC B64C27/12 (15) · CPC B64C2700/6256 (14) · CPC B64C39/006 (11) · CPC B64C39/06 (7) · CPC B64C27/20 (6) · CPC B64C27/52 (6) · CPC B64C29/0025 (4) · CPC B64C3/42 (4) · CPC B64C3/385 (4) · CPC B64C3/56 (3) · CPC B64C2700/6259 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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