Drilldown: Patents

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Patents > Tech fields : Propulsion or hybrid & Number of text pages: 3-10

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Granted:
Supplementary to patent:
None (495) · Patent GB-1911-12232 (5) · Patent FR-1908-404631 (4) · Patent GB-1911-5162 (3) · Patent CH-1907-41855 (3) · Patent FR-1912-458772 (3) · Patent US-1906-850616 (3) · Patent RU-1905-Rebikov (3) · Patent AT-1912-75092 (3)
Related to aircraft:
National tech categories:
None (202) · FR 6.4 (151) · HU V/h (22) · FR 6.2 (22) · GB 4 propel & steer (13) · FR 6.3 (13) · AU 90.3 (11) · DE 77 (9) · USPC 244/6 (9) · USPC 244/30 (9) · USPC 244/22 (9) · USPC 244/28 (8) · USPC 244/64 (7) · USPC 244/51 (7) · AT 77d (7)
IPCs:
None (347) · IPC B64C39/00 (50) · IPC B64B1/00 (30) · IPC B64C23/00 (26) · IPC B64C11/00 (26) · IPC B64C33/02 (19) · IPC B64C27/04 (18) · IPC B64C33/00 (15) · IPC B64D27/00 (8) · IPC B64C29/00 (7) · IPC B64C11/16 (6) · IPC B64B1/58 (6) · IPC B64C35/00 (6) · IPC B64C3/56 (6) · IPC B63H1/12 (6) · IPC B64C3/38 (6) · IPC B64C11/30 (5) · IPC B64C27/00 (5) · IPC B64D35/04 (5)
CPCs:
None (174) · CPC B64B1/00 (64) · CPC B64C23/005 (46) · CPC B64C33/02 (32) · CPC B64C39/005 (32) · CPC B64C11/006 (27) · CPC B64C39/00 (23) · CPC B64C33/00 (18) · CPC B64C2700/6295 (15) · CPC B64C2700/6274 (13) · CPC B64C2700/6281 (13) · CPC B64C27/04 (12) · CPC B64C35/00 (10) · CPC B64C29/0025 (8) · CPC B64C3/385 (8)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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