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Patents > IPCs : IPC B64C35/00 or IPC B64C39/00 & Number of claims: 3-7

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None (251) · Seine (4) · Paris (3) · London (3) · Bouches-du-Rhône (3) · Somme (3) · County of London (3) · Marseille (3) · England (2) · Northants (2) · Peterborough (2)
Applicant is inventor:
Tech fields:
airplane (106) · design (56) · frame (46) · None (45) · wings (37) · propulsion (35) · stability (34) · construction (32) · aerodynamics (25) · hydroaeroplane (24) · control (23) · propellers (23) · landing (19) · sustentation (17) · fuselage (15) · marine (15) · lift (15) · navigation (14) · Whole (14)
Full specification filed date:
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Supplementary to patent:
None (190) · Patent FR-1916-502839 (3) · Patent FR-1910-421136 (2) · Patent FR-1902-326476 (2) · Patent US-1911-994106 (2) · Patent FR-1912-455471 (2)
Related to aircraft:
Patent agent:
None (38) · Marks & Clerk (14) · Armengaud jeune (12) · None (10) · Boult, Wade & Tennant (9) · Brewer & Son (8) · Dupont et Elluin (7) · Haseltine, Lake & Co. (6) · E. Blétry (6) · L. Chassevent (5) · Munn & Co. (5) · Abel & Imray (5) · J. Bonnet-Thirion (4) · Charles Dony (4) · Ch. Mardelet (4) · Brandon frères (4) · J. S. Withers & Spooner (4) · W. P. Thompson & Co. (4)
National tech categories:
None (130) · FR 6.4 (109) · USPC 244/70 (6) · USPC 244/13 (5) · FR 6.3 (4) · DE 77h.5 (3) · USPC 244/9 (3) · DE 77h.9 (3) · USPC 244/45R (3) · USPC 416/113 (2) · USPC 244/903 (2) · USPC 244/87 (2) · USPC 244/20 (2) · USPC 244/27 (2) · DE 77h.8 (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (114) · CPC B64C2700/6295 (105) · CPC B64C35/00 (60) · CPC B64C39/005 (35) · CPC B64C39/08 (22) · CPC B64C39/008 (15) · CPC B64F2700/6261 (12) · CPC B64C39/003 (9) · CPC B64F2700/6296 (8) · CPC B64F2700/6265 (6) · CPC B64C39/006 (5) · CPC B64F2700/628 (5) · CPC B64F2700/6276 (4) · CPC B64C35/001 (3) · CPC B64C35/008 (3) · CPC B64C39/06 (3)
First filing:
Citations from after 1930:
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