Drilldown: Patents

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Patents > Tech fields : propeller or propulsion & Number of claims: 3-4

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Inventor location:
None (317) · England (5) · Seine (5) · Berlin (4) · Budapest (4) · Somme (3) · St. Louis (2) · Philadelphia (2) · Pennsylvania (2) · Paris (2) · Nord (2) · Missouri (2) · Minnesota (2) · Minneapolis, Minnesota (2) · Hennepin county (2) · Westminster (2) · County of London (2) · Aisne (2)
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Full specification filed date:
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None (147)
Granted:
Supplementary to patent:
None (277) · Patent GB-1911-12232 (4) · Patent DE-1910-06-18 Carl Hanschke (4) · Patent DE-1909-220044 (4) · Patent DE-1907-215602 (3) · Patent CH-1912-62201 (3) · Patent AT-1912-75092 (2) · Patent CA-1909-126457 (2) · Patent DE-1907-196255 (2) · Patent GB-1904-21477 (2) · Patent GB-1909-12556 (2) · Patent GB-1911-5162 (2) · Patent CA-1918-196108 (2) · Patent CA-1910-131159 (2) · Patent FR-1904-340154 (2) · Patent FR-1902-328044 (2)
Related to aircraft:
Patent agent:
None (120) · Armengaud jeune (10) · Munn & Co. (8) · Marks & Clerk (7) · W. P. Thompson & Co. (6) · Victor J. Evans (6) · None (6) · Lavoix et Mosès (5) · Wheatley & Mackenzie (4) · Charles Dony (4) · E. Blétry (4) · L. Chassevent (4) · Edwin Phillips (3) · Lloyd Wise & Co. (3) · Chassevent (3) · Browne & Co. (3) · Brandon frères (3) · Boult, Wade & Tennant (3) · Franklin H. Hough (3)
National tech categories:
None (123) · FR 6.4 (54) · HU V/h (14) · DE 77h.6 (12) · USPC 244/6 (11) · AT 77d (8) · FR 6.3 (8) · USPC 244/22 (7) · USPC 244/30 (6) · FR 6.2 (6) · USPC 244/70 (6) · CH 115 (5) · GB 4 propel & steer (4) · USPC 244/97 (4)
IPCs:
None (196) · IPC B64C39/00 (20) · IPC B64C11/00 (20) · IPC B64B1/00 (16) · IPC B64C27/04 (8) · IPC B64C23/00 (8) · IPC B64C11/04 (7) · IPC B64C11/16 (7) · IPC B64C33/00 (6) · IPC B64D35/04 (5) · IPC B64C11/36 (5) · IPC B64C11/34 (5) · IPC B63H1/12 (5) · IPC B64C33/02 (5) · IPC B64D27/00 (4)
CPCs:
None (82) · CPC B64B1/00 (27) · CPC B64C23/005 (24) · CPC B64C11/006 (22) · CPC B64C39/005 (15) · CPC B64C33/02 (14) · CPC B64C11/16 (10) · CPC B64C2700/6281 (8) · CPC B64C11/343 (8) · CPC B64C11/04 (8) · CPC B64C39/00 (7) · CPC B64C2700/6274 (7) · CPC B64C27/04 (6) · CPC B64C11/36 (6) · CPC B64D35/04 (5) · CPC B64C33/00 (5)
First filing:
Citations from after 1930:
Number of claims:
Number of diagram pages:

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