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Patents > IPCs : IPC B64C25/00 or IPC B64C39/00 & Number of claims: 2-5

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Office:
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Applicant person:
None (16) · Paul Kauffmann (5) · Federico Caproni (4) · Gabriel Voisin (3) · Henri-Marie Coandă (3) · Jean-Baptiste-Eugène Gangler (3) · John William Dunne (3) · Kurt Schultze (3) · Louis Blériot (3) · Charles Rudolph Wittemann (3) · Adalbert Plaček (3) · Robert Esnault-Pelterie (3)
Applicant is inventor:
Tech fields:
airplane (112) · design (56) · frame (49) · None (44) · landing (38) · wings (36) · chassis (34) · Construction (34) · stability (32) · propulsion (30) · wheels (27) · aerodynamics (25) · propellers (22) · Lift (20) · Sustentation (19) · Control (18) · fuselage (15) · whole (14) · takeoff (13) · HTA (12)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (181) · Patent FR-1909-403418 (2) · Patent IT-1915-150227 (2) · Patent FR-1910-421136 (2) · Patent US-1911-994106 (2) · Patent IT-1917-03-16 Federico Caproni (2) · Patent FR-1915-502433 (2) · Patent FR-1916-502839 (2)
Related to aircraft:
Patent agent:
None (41) · Armengaud jeune (23) · Marks & Clerk (16) · None (10) · Charles Dony (7) · Brandon frères (7) · Boult, Wade & Tennant (6) · J. Bonnet-Thirion (6) · E. Blétry (5) · Herbert Haddan & Co. (5) · Munn & Co. (5) · Boult, Wade, and Tennant (5) · Haseltine, Lake & Co. (4) · Dupont et Elluin (4) · Société A. Frey et de Carsalade (4) · J. Germain (3) · G. Petiau (3) · L. Chassevent (3) · Hippolyte Josse (3) · Mewburn, Ellis & Pryor (3)
National tech categories:
FR 6.4 (122) · None (101) · DE 77h.9 (6) · USPC 244/70 (6) · USPC 244/13 (4) · USPC 244/104R (3) · USPC 244/27 (3) · USPC 244/100R (3) · DE 77h.5 (3) · DE 77h.11 (3) · DE 77h.8 (2) · USPC 244/87 (2) · USPC 244/45R (2) · USPC 244/50 (2) · USPC 416/113 (2) · USPC 244/104CS (2) · USPC 244/9 (2) · USPC 244/903 (2) · USPC 244/904 (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (124) · CPC B64C2700/6295 (117) · CPC B64F2700/6226 (36) · CPC B64C25/06 (35) · CPC B64C39/005 (28) · CPC B64C25/62 (22) · CPC B64C39/08 (19) · CPC B64C39/008 (16) · CPC B64C25/64 (14) · CPC B64C25/52 (14) · CPC B64C25/54 (10) · CPC B64C39/003 (9) · CPC B64C39/006 (5) · CPC B64C25/60 (4) · CPC B64C39/062 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:

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