Drilldown: Patents

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Patents > Tech fields : airfoil or marine & IPCs: None

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Office:
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Application number:
None (278) · airfoil (2)
Granted:
Supplementary to patent:
None (333) · Patent GB-1911-12232‎‎ (6) · Patent FR-1904-340154 (4) · Patent AU-1909-15563‎ (4) · Patent AU-1911-510 (4) · Patent CH-1912-62201 (3) · Patent DE-1896-98109 (3) · Patent DE-1913-287314 (3) · Patent GB-1913-16499 (3)
Related to aircraft:
Patent agent:
None (212) · Munn & Co. (15) · John P. Tarbox (6) · Victor J. Evans (6) · Marks & Clerk (5) · Haseltine, Lake & Co. (4) · Abel & Imray (3) · Armengaud jeune (3) · None (3) · W. D. Rowlingson (3)
National tech categories:
None (136) · IT 8 (26) · AT 77d (15) · FR 6.3 (9) · GB 4 propel & steer (9) · AU 90.3 (8) · USPC 244/35R (8) · USPC 244/45R (7) · USPC 244/87 (7) · FR 6.4 (6) · BE K (6) · USPC 244/90R (5) · USPC 244/48 (5) · USPC 244/22 (5)
IPCs: (Click arrow to add another value)
CPCs:
None (220) · CPC B64C11/006 (17) · CPC B64B1/00 (14) · CPC B64C3/14 (13) · CPC B64C2700/6295 (12) · CPC B64C35/00 (10) · CPC B64C33/02 (10) · CPC B64C23/005 (9) · CPC B64C13/00 (9) · CPC B64C11/48 (7) · CPC B64C27/54 (6) · CPC B64C39/005 (6) · CPC B64C39/08 (6) · CPC B63H1/04 (6) · CPC B63H1/12 (5) · CPC B64B1/40 (5) · CPC B64C3/00 (4) · CPC B64C39/00 (4) · CPC B64C11/00 (4)
First filing:
Citations from after 1930:
Number of diagram pages:

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