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Patents > National tech categories : FR 6.4 or USPC 244/30 & First filing: Yes & Number of claims: 4-8

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Tech fields:
airplane (109) · design (50) · stability (39) · None (37) · LTA (32) · frame (32) · construction (29) · wings (28) · propulsion (24) · automatic stability (21) · control (20) · landing (19) · aerodynamics (17) · sustentation (16) · hybrid (16) · fuselage (16) · chassis (16) · lift (16) · propellers (15) · navigation (13)
Full specification filed date:
Application number:
None (27)
Granted:
Related to aircraft:
Patent agent:
Armengaud jeune (37) · None (25) · None (18) · L. Chassevent (13) · E. Blétry (12) · Charles Dony (11) · Dupont et Elluin (9) · H. Boettcher fils (8) · Borame et Julien (8) · J. Bonnet-Thirion et Breton (6) · Hippolyte Josse (5) · J. Bonnet-Thirion (5) · Paul Caquet (5) · Schwab (5) · C. Blétry (5) · Lavoix et Mosès (5) · J. Germain (4) · Chassevent (4) · Dom. Casalonga (4)
National tech categories: (Click arrow to add another value)
IPCs:
IPC B64C17/00 (36) · IPC B64C39/00 (33) · IPC B64C1/00 (25) · IPC B64B1/00 (22) · IPC B64C3/38 (15) · IPC B64C3/00 (13) · IPC B64B1/58 (11) · IPC B64C33/02 (10) · None (10) · IPC B64C35/00 (9) · IPC B64C23/00 (8) · IPC B64C13/00 (8) · IPC B64C27/04 (7) · IPC B64C3/54 (5) · IPC B64C33/00 (5) · IPC B64C3/56 (4) · IPC B64C11/00 (4) · IPC B64C3/42 (4)
CPCs:
CPC B64C17/00 (38) · CPC B64C39/00 (28) · CPC B64B1/00 (22) · CPC B64C2700/6295 (17) · CPC B64C3/385 (14) · CPC B64C3/00 (13) · CPC B64C33/02 (12) · CPC B64C2700/6212 (12) · CPC B64C2700/6218 (11) · CPC B64B1/58 (11) · CPC B64C35/00 (9) · CPC B64C2700/6233 (9) · CPC B64C13/00 (9) · CPC B64C23/005 (8) · CPC B64C2700/6214 (7) · CPC B64C2700/6274 (7) · CPC B64C2700/6256 (7) · CPC B64C33/00 (6) · CPC B64C27/04 (5) · CPC B64C3/54 (5)
First filing: (Click arrow to add another value)
Citations from after 1930:
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