Drilldown: Patents

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Patents > National tech categories: FR 6.4 & Number of text pages: 2-4 & Number of figures: 1-2

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Tech fields:
airplane (175) · stability (95) · design (91) · frame (68) · propellers (55) · LTA (52) · control (51) · aerodynamics (48) · wings (46) · construction (43) · None (42) · Propulsion (42) · automatic stability (32) · lift (30) · subsystem (26) · landing (24) · chassis (20) · sustentation (20)
Full specification filed date:
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Supplementary to patent:
None (256) · Patent FR-1908-392672 (6) · Patent FR-1909-410140 (4) · Patent GB-1911-29012 (3) · Patent FR-1907-373818 (3) · Patent DE-1912-07-11 Luft Fahrzeug G.m.b.H. (2) · Patent FR-1913-456298 (2) · Patent FR-1912-450121 (2) · Patent FR-1912-441089 (2) · Patent FR-1912-439277 (2) · Patent FR-1908-395320 (2) · Patent FR-1912-452017 (2) · Patent AT-1911-57225 (2) · Patent FR-1909-420322 (2)
Related to aircraft:
Patent agent:
Armengaud jeune (44) · None (33) · None (29) · E. Blétry (22) · Dupont et Elluin (19) · J. Bonnet-Thirion (17) · Hippolyte Josse (15) · Lavoix et Mosès (14) · Brandon frères (10) · Y. Rabilloud et fils (9) · J. Germain (9) · G. de Mestral et F. Harlé (9) · Boramé et Julien (8) · L. Chassevent (7) · Schwab (7) · Rigot et Prévost (6) · de Bongé (6)
National tech categories: (Click arrow to add another value)
IPCs:
IPC B64C17/00 (62) · IPC B64C1/00 (51) · IPC B64C39/00 (34) · IPC B64B1/00 (25) · IPC B64C23/00 (22) · IPC B64C3/00 (15) · IPC B64C3/38 (14) · IPC B64C11/00 (14) · None (14) · IPC B64C13/00 (13) · IPC B64C25/00 (13) · IPC B64C35/00 (12) · IPC B64C3/54 (11) · IPC B64B1/58 (10) · IPC B64C17/06 (7) · IPC B64C33/02 (7) · IPC B64C27/04 (7) · IPC B64D17/00 (7) · IPC B64B1/40 (7) · IPC B64C3/52 (7)
CPCs:
CPC B64C17/00 (64) · CPC B64C39/00 (32) · CPC B64C2700/6218 (27) · CPC B64B1/00 (25) · CPC B64C2700/6295 (24) · CPC B64C23/005 (22) · CPC B64C13/00 (18) · CPC B64C2700/6274 (16) · CPC B64C3/00 (15) · CPC B64C3/385 (14) · CPC B64C2700/6212 (12) · CPC B64C11/006 (10) · CPC B64C2700/6256 (10) · CPC B64B1/58 (10) · CPC B64C2700/6235 (9) · CPC B64C33/02 (9) · CPC B64C3/54 (9)
First filing:
Cites these patents:
Citations from after 1930:
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