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Patents > National tech categories: FR 6.4 & Number of claims: 4-10 & Number of diagram pages: 1

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Tech fields:
Airplane (196) · Design (101) · stability (77) · frame (68) · wings (67) · construction (54) · aerodynamics (53) · LTA (43) · propulsion (39) · lift (38) · control (37) · propellers (36) · automatic stability (35) · sustentation (30) · rudder (28) · None (28) · landing (28) · hybrid (25) · chassis (24) · Fuselage (24)
Full specification filed date:
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Supplementary to patent:
None (224) · Patent FR-1909-403418 (3) · Patent FR-1911-431131 (2) · Patent FR-1913-465942 (2) · Patent DE-1911-11-16 Otto Albin Budig (2) · Patent FR-1912-446040 (2) · Patent GB-1912-26911 (2) · Patent GB-1912-7553 (2) · Patent FR-1908-407090 (2) · Patent FR-1911-431862 (2) · Patent FR-1911-448337 (2) · Patent FR-1909-410140 (2) · Patent FR-1911-429078 (2) · Patent FR-1910-430552 (2)
Related to aircraft:
Patent agent:
Armengaud jeune (69) · None (29) · E. Blétry (26) · None (16) · Dupont et Elluin (15) · L. Chassevent (15) · Charles Dony (13) · Hippolyte Josse (11) · Borame et Julien (9) · C. Blétry (9) · H. Bœttcher fils (8) · J. Bonnet-Thirion (8) · Schwab (8) · Lavoix et Mosès (7) · J. Germain (6) · Ch. Mardelet (6) · C. Baumann (5)
National tech categories: (Click arrow to add another value)
IPCs:
IPC B64C17/00 (52) · IPC B64C1/00 (48) · IPC B64C39/00 (46) · IPC B64B1/00 (24) · None (19) · IPC B64C3/00 (17) · IPC B64C23/00 (15) · IPC B64C11/00 (12) · IPC B64C3/38 (12) · IPC B64B1/58 (12) · IPC B64C33/02 (9) · IPC B64C27/04 (8) · IPC B64C25/00 (7) · IPC B64C13/00 (7) · IPC B64C33/00 (6) · IPC B64C35/00 (6) · IPC B64D1/04 (6) · IPC B64D17/00 (6) · IPC B64C3/52 (5) · IPC B64C3/18 (5)
CPCs:
CPC B64C17/00 (55) · CPC B64C39/00 (41) · CPC B64C2700/6295 (27) · CPC B64B1/00 (23) · CPC B64C2700/6218 (20) · CPC B64C3/00 (17) · CPC B64C23/005 (15) · CPC B64C1/00 (15) · CPC B64C2700/6214 (13) · CPC B64C3/385 (12) · CPC B64B1/58 (12) · CPC B64C2700/6233 (12) · CPC B64C33/02 (10) · CPC B64C2700/6274 (9) · CPC B64C13/00 (9) · CPC B64C2700/6212 (8)
First filing:
Citations from after 1930:
Number of text pages:
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