Drilldown: Patents

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Patents > IPCs : IPC B64C33/00 or IPC B64C39/00 & CPCs : CPC B64C2700/6212 or CPC B64C39/00 or CPC B64C39/003

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Tech fields:
airplane (155) · Design (105) · frame (63) · None (57) · wings (49) · Construction (49) · propellers (49) · Propulsion (41) · stability (41) · aerodynamics (39) · lift (33) · whole (28) · control (26) · fuselage (22) · sustentation (21) · chassis (19) · monoplane (18) · rudder (17) · biplane (15) · motors (13)
Full specification filed date:
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Supplementary to patent:
None (194) · Patent FR-1916-502839 (3) · Patent US-1910-996592 (3) · Patent US-1908-927605 (2) · Patent FR-1910-414004 (2) · Patent FR-1911-434281 (2) · Patent FR-1909-403418 (2) · Patent FR-1912-441089 (2) · Patent FR-1909-395148 (2) · Patent FR-1913-461629 (2) · Patent FR-1908-396470 (2) · Patent FR-1908-394418 (2) · Patent FR-1917-502839.21604 (2) · Patent GB-1908-4519 (2) · Patent FR-1910-421136 (2) · Patent US-1911-994106 (2)
Related to aircraft:
Patent agent:
None (57) · None (21) · Armengaud jeune (19) · J. Bonnet-Thirion (10) · Marks & Clerk (8) · Weismann et Marx (7) · J. Germain (7) · E. Blétry (6) · Brandon frères (6) · Boramé et Julien (6) · Y. Rabilloud et fils (6) · Charles Assi (5) · G. de Mestral et F. Harlé (5) · Chassevent (5) · L. Chassevent (5) · Boult, Wade & Tennant (5) · Ch. Mardelet (4) · Dupont et Elluin (4) · Lavoix et Mosès (4)
IPCs: (Click arrow to add another value)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
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