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Patents > IPCs: IPC B64C39/00 & Family year: 1910 - 1919

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Office:
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Tech fields:
Airplane (114) · design (74) · None (56) · frame (46) · wings (41) · construction (38) · stability (33) · propulsion (30) · aerodynamics (29) · propellers (28) · lift (21) · fuselage (20) · control (20) · sustentation (19) · whole (17) · HTA (15) · chassis (14) · biplane (12) · rudder (12)
Full specification filed date:
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Supplementary to patent:
None (188) · Patent FR-1916-502839 (4) · Patent US-1910-996592 (3) · Patent FR-1910-414004 (2) · Patent FR-1910-421136 (2) · Patent US-1910-993987 (2) · Patent FR-1917-502839.21604 (2) · Patent FR-1913-461629 (2) · Patent FR-1911-434281 (2) · Patent FR-1912-441089 (2) · Patent US-1916-1208684 (2)
Related to aircraft:
Patent agent:
None (50) · None (14) · Marks & Clerk (12) · Boult, Wade & Tennant (8) · Dupont et Elluin (6) · E. Blétry (6) · J. Bonnet-Thirion (6) · L. Chassevent (6) · Armengaud jeune (5) · Ch. Mardelet (5) · Brandon frères (5) · Boramé et Julien (5) · J. Germain (4) · H. D. Fitzpatrick & Co. (4) · G. de Mestral et F. Harlé (4) · Société A. Frey et de Carsalade (4) · Weismann et Marx (4) · Y. Rabilloud et fils (4)
National tech categories:
FR 6.4 (154) · None (96) · USPC 244/45R (10) · USPC 244/13 (7) · DE 77h.5 (5) · FR 6.2 (2) · USPC 244/47 (2) · USPC 244/70 (2) · USPC 244/87 (2) · USPC 244/903 (2)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (177) · CPC B64C2700/6295 (164) · CPC B64C39/08 (38) · CPC B64C39/005 (25) · CPC B64C39/008 (18) · CPC B64C39/006 (6) · CPC B64C39/003 (6) · CPC B64C39/062 (3) · CPC B64C39/068 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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