Drilldown: Patents

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Patents > Tech fields : hybrid or lift or propulsion & Number of claims: 4-5

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Application number:
None (108)
Granted:
Supplementary to patent:
None (212) · Patent DE-1910-06-18 Carl Hanschke (3) · Patent DE-1909-220044 (3) · Patent DE-1907-215602 (2) · Patent US-1908-12-14 (2) · Patent GB-1911-5162 (2) · Patent GB-1911-12232 (2) · Patent GB-1909-2111 (2) · Patent GB-1905-1140 (2) · Patent FR-1909-410140 (2) · Patent FR-1908-407090 (2) · Patent FR-1904-340154.4984 (2) · Patent FR-1904-340154 (2) · Patent DE-1907-245824 (2) · Patent US-1913-1094989 (2) · Patent AT-1912-64392 (2) · Patent DE-1895-98580 (2)
Related to aircraft:
Patent agent:
None (79) · Armengaud jeune (19) · None (11) · Munn & Co. (10) · Wheatley & Mackenzie (6) · Lavoix et Mosès (5) · E. Blétry (5) · Boult, Wade & Tennant (4) · Haseltine, Lake & Co. (4) · Schwab (4) · J. Germain (3) · C. Blétry (3) · G. de Mestral et F. Harlé (3) · L. Chassevent (3) · Brandon frères (3) · Herbert Haddan & Co. (3) · Abel & Imray (3)
National tech categories:
None (82) · FR 6.4 (70) · HU V/h (18) · FR 6.2 (6) · USPC 244/64 (5) · AT 77d (5) · FR 6.3 (5) · USPC 244/70 (5) · AU 90.3 (5) · USPC 244/6 (5) · AU 90.5 (4) · USPC 244/30 (4) · USPC 244/22 (4) · CH 115 (4)
IPCs:
None (144) · IPC B64C39/00 (25) · IPC B64B1/00 (13) · IPC B64C23/00 (13) · IPC B64C11/00 (12) · IPC B64C33/02 (7) · IPC B64C27/04 (6) · IPC B64C17/00 (6) · IPC B64B1/58 (6) · IPC B64C1/00 (6) · IPC B64C33/00 (4) · IPC B64C3/38 (4) · IPC B64C35/00 (3) · IPC B64C3/00 (3) · IPC B64C3/52 (3) · IPC B63H1/12 (3) · IPC B64C11/16 (3)
CPCs:
None (78) · CPC B64C23/005 (20) · CPC B64B1/00 (18) · CPC B64C39/005 (14) · CPC B64C33/02 (13) · CPC B64C39/00 (12) · CPC B64C2700/6295 (11) · CPC B64C11/006 (10) · CPC B64C2700/6274 (9) · CPC B64C33/00 (7) · CPC B64B1/58 (7) · CPC B64C35/00 (6) · CPC B64C17/00 (6) · CPC B64C39/008 (5) · CPC B64C2700/6281 (5) · CPC B64C3/385 (4) · CPC B64C11/00 (4) · CPC B64C27/04 (4)
First filing:
Citations from after 1930:
Number of claims:
Number of diagram pages:

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