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Patents > Applicant firm: None & IPCs : IPC B64C3/00 or IPC B64C35/00 or IPC B64C39/00

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Tech fields:
Airplane (257) · design (166) · frame (132) · None (129) · wings (108) · construction (106) · propulsion (80) · stability (70) · Propellers (61) · aerodynamics (58) · lift (46) · fuselage (45) · hydroplane (44) · control (43) · navigation (38) · whole (38) · sustentation (33) · landing (32) · subsystem (32)
Full specification filed date:
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Supplementary to patent:
None (517) · Patent FR-1916-502839 (4) · Patent FR-1907-373818 (4) · Patent FR-1910-426487 (3) · Patent FR-1912-446818 (3) · Patent FR-1912-455471 (3) · Patent BE-1912-02-27 Caudron (3) · Patent FR-1911-429224 (3)
Related to aircraft:
Patent agent:
None (167) · Armengaud jeune (38) · None (31) · Marks & Clerk (25) · Boult, Wade & Tennant (16) · Weismann et Marx (15) · J. Germain (13) · J. Bonnet-Thirion (13) · E. Blétry (12) · L. Chassevent (10) · Dupont et Elluin (9) · Lavoix et Mosès (9) · Haseltine, Lake & Co. (9) · Brewer & Son (8) · Charles Dony (8) · Munn & Co. (8) · Dom. Casalonga (8) · Boramé et Julien (7) · Hippolyte Josse (7)
National tech categories:
FR 6.4 (391) · None (220) · USPC 244/45R (13) · FR 6.3 (13) · DE 77h.5 (12) · USPC 244/13 (11) · DE 77h.9 (10) · USPC 244/46 (8) · USPC 244/48 (8) · USPC 244/70 (6) · DE 77 (4) · USPC 244/9 (4) · DE 77h.11 (4) · USPC 244/49 (4) · DE 77h.7 (4) · USPC 244/27 (4) · USPC 244/119 (4) · USPC 244/20 (4) · FR 6.2 (4)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (282) · CPC B64C2700/6295 (275) · CPC B64C3/00 (143) · CPC B64C35/00 (108) · CPC B64C2700/6235 (63) · CPC B64C39/005 (62) · CPC B64C2700/6233 (55) · CPC B64C39/08 (40) · CPC B64C39/008 (26) · CPC B64F2700/6261 (22) · CPC B64C39/003 (18) · CPC B64F2700/6296 (14) · CPC B64C39/006 (12) · CPC B64C3/385 (12) · CPC B64C35/008 (12) · CPC B64F2700/628 (9) · CPC B64F2700/6265 (7) · CPC B64C3/40 (6) · CPC B64F2700/6276 (6) · CPC B64F2700/6292 (6)
First filing:
Citations from after 1930:
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