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Patents > Tech fields : hybrid or wings & Number of diagram pages: 2-50000000

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Office:
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Application number:
Granted:
Supplementary to patent:
None (273) · Patent US-1909-970771 (6) · Patent GB-1908-4519 (3) · Patent AU-1914-14892 (3) · Patent BE-1910-230887 (3)
Related to aircraft:
Patent agent:
None (95) · None (15) · Victor J. Evans (8) · Munn & Co. (8) · Marks & Clerk (6) · John P. Tarbox (6) · Weismann et Marx (5) · Haseltine, Lake & Co. (5) · Charles Dony (4) · Edward Evans & Co. (4)
National tech categories:
None (122) · FR 6.4 (91) · HU V/h (13) · USPC 244/22 (11) · USPC 244/6 (8) · USPC 244/64 (8) · USPC 244/35R (5) · USPC 244/66 (5) · USPC 244/11 (5) · USPC 244/80 (5) · FR 6.3 (5) · GB 4 propel & steer (5) · CH 129b (5) · GB 4 without buoyant (4) · USPC 244/72 (4)
IPCs:
None (184) · IPC B64C39/00 (26) · IPC B64C23/00 (15) · IPC B64C33/02 (13) · IPC B64B1/00 (12) · IPC B64C3/00 (10) · IPC B64C33/00 (10) · IPC B64C1/00 (9) · IPC B64C17/00 (9) · IPC B64C3/38 (8) · IPC B64C35/00 (8) · IPC B64C3/56 (8) · IPC B64C3/54 (7) · IPC B64C27/04 (7) · IPC B64C31/04 (5)
CPCs:
None (61) · CPC B64C23/005 (29) · CPC B64C33/02 (25) · CPC B64B1/00 (23) · CPC B64C13/00 (15) · CPC B64C39/005 (15) · CPC B64C33/00 (15) · CPC B64C35/00 (14) · CPC B64C2700/6295 (14) · CPC B64C17/00 (14) · CPC B64C39/00 (13) · CPC B64C3/56 (11) · CPC B64C2700/6274 (9) · CPC B64C3/00 (9) · CPC B64C3/14 (8) · CPC B64C31/04 (8) · CPC B64C3/54 (7) · CPC B64C3/385 (6)
First filing:
Citations from after 1930:
Number of diagram pages:

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