Drilldown: Patents

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Patents > Office: FR & First filing: Yes & Number of claims: 4-50

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Office: (Click arrow to add another value)
Inventor country:
Applicant is inventor:
Tech fields:
airplane (128) · design (64) · stability (56) · None (48) · wings (39) · propulsion (37) · construction (36) · Frame (35) · LTA (31) · automatic stability (29) · control (27) · aerodynamics (24) · propellers (22) · lift (21) · chassis (19) · sustentation (19) · fuselage (19) · Hybrid (19) · Landing (18) · helicopter (14)
Full specification filed date:
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Application number:
Granted:
Supplementary to patent:
None (314) · Patent FR-1913-465942 (2)
Related to aircraft:
Patent agent:
Armengaud jeune (44) · None (31) · None (25) · E. Blétry (24) · L. Chassevent (17) · Charles Dony (14) · Dupont et Elluin (12) · Borame et Julien (10) · Schwab (9) · Lavoix et Mosès (9) · H. Bœttcher fils (8) · C. Blétry (8) · Paul Caquet (7) · J. Bonnet-Thirion et Breton (7) · J. Bonnet-Thirion (6) · J. Germain (6) · Hippolyte Josse (5) · Dom. Casalonga (5)
IPCs:
IPC B64C17/00 (46) · IPC B64C1/00 (45) · IPC B64C39/00 (45) · IPC B64B1/00 (20) · IPC B64C23/00 (17) · IPC B64C3/38 (16) · IPC B64C33/02 (16) · IPC B64C3/00 (14) · None (14) · IPC B64B1/58 (12) · IPC B64C35/00 (9) · IPC B64C27/04 (7) · IPC B64C33/00 (6) · IPC B64C17/06 (6) · IPC B64C13/00 (6) · IPC B64C3/54 (5) · IPC B64C11/00 (4) · IPC B64C3/56 (4) · IPC B64D17/00 (4)
CPCs:
CPC B64C17/00 (49) · CPC B64C39/00 (35) · CPC B64C2700/6295 (20) · CPC B64B1/00 (19) · CPC B64C33/02 (18) · CPC B64C2700/6218 (18) · CPC B64C23/005 (16) · CPC B64C3/385 (14) · CPC B64C3/00 (14) · CPC B64C2700/6274 (13) · CPC B64B1/58 (12) · CPC B64C2700/6212 (11) · CPC B64C35/00 (9) · CPC B64C2700/6233 (9) · CPC B64C17/06 (9) · CPC B64C1/00 (9) · None (8) · CPC B64C2700/6214 (7) · CPC B64C13/00 (7)
First filing: (Click arrow to add another value)
Citations from after 1930:
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