Drilldown: Patents

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Patents > Tech fields : propulsion or None & IPCs : IPC B64B1/00 or IPC B64C25/00 or IPC B64C39/00

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Office:
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Full specification filed date:
Application number:
None (40)
Granted:
Supplementary to patent:
None (206) · Patent FR-1902-326476 (2) · Patent FR-1916-502839 (2) · Patent FR-1883- (2)
Related to aircraft:
Patent agent:
None (85) · None (23) · Chassevent (6) · Munn & Co. (5) · Armengaud jeune (5) · Boramé et Julien (4) · Matray frères et Cie (4) · Y. Rabilloud et fils (4) · J. Germain (4) · Boult, Wade & Tennant (4) · J. Bonnet-Thirion (3) · C. A. Snow & Co. (3) · Weismann et Marx (3) · G. de Mestral et F. Harlé (3) · Dom. Casalonga (3) · Brandon frères (3) · Marks & Clerk (3) · E. Blétry (3)
National tech categories:
FR 6.4 (107) · None (71) · FR 6.3 (23) · USPC 244/30 (10) · FR 6.2 (6) · USPC 244/67 (6) · USPC 244/26 (6) · USPC 244/25 (5) · DE 77h.11 (4) · USPC 244/29 (3) · USPC 244/70 (3) · USPC 244/45R (3) · USPC 244/27 (3) · DE 77 (3)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (91) · CPC B64C2700/6295 (85) · CPC B64B1/00 (85) · CPC B64C39/005 (31) · CPC B64C39/008 (15) · CPC B64C39/08 (11) · CPC B64F2700/6226 (8) · CPC B64C39/003 (7) · CPC B64C39/006 (7) · CPC B64C25/06 (6) · CPC B64C25/62 (4) · None (3) · CPC B64C25/52 (3)
First filing:
Citations from after 1930:
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