Drilldown: Patents

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Patents > Year filed: 1910 - 1919 & CPCs : CPC B64C3/385 or CPC B64C39/00

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Office:
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Tech fields:
None (300) · airplane (161) · design (83) · frame (73) · Stability (54) · wings (45) · construction (41) · aerodynamics (34) · control (33) · lift (26) · propulsion (25) · fuselage (23) · propellers (23) · whole (20) · Sustentation (20) · chassis (19) · Navigation (19) · biplane (18) · rudder (18)
Full specification filed date:
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Granted:
Supplementary to patent:
None (424) · Patent FR-1912-449167 (3) · Patent FR-1916-502839 (3) · Patent BE-1912-02-07-Gramaticesco (3) · Patent US-1912-1062545 (3) · Patent US-1910-996592 (3)
Related to aircraft:
Patent agent:
None (279) · None (16) · Marks & Clerk (9) · Armengaud jeune (9) · J. Bonnet-Thirion (9) · E. Blétry (8) · L. Chassevent (8) · J. S. Withers & Spooner (6) · J. Germain (6) · Schwab (6) · Weismann et Marx (6) · G. Petiau (5) · Haseltine, Lake & Co. (5) · Boult, Wade & Tennant (5) · Charles Dony (4) · Ch. Mardelet (4) · Dupont et Elluin (4) · G. de Mestral et F. Harlé (4) · Brandon frères (4)
National tech categories:
None (299) · FR 6.4 (183) · USPC 244/48 (16) · USPC 244/99.11 (9) · DE 77h.5 (9) · USPC 244/119 (6) · USPC 244/38 (5) · USPC 244/90R (5) · USPC 244/47 (3) · USPC 244/234 (3)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of diagram pages:

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