Drilldown: Patents

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Patents > Tech fields: Hybrid & Assigned to : William B Keep or None

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Office:
Inventor location:
None (422) · Nord (8) · Seine (7) · Seine-et-Oise (5) · Hérault (4) · Budapest (4) · Charente-Inférieure (3) · New York (3) · New York county (3) · New York state (3)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (332) · Patent BE-1909-214032 (31) · Patent AT-1912-75092 (4) · Patent FR-1908-407090 (4) · Patent FR-1909-410140 (4) · Patent BE-1913-255172 (4) · Patent BE-1907-198483 (4) · Patent US-1908-922952 (3) · Patent FR-1899-292828 (3) · Patent DE-1896-98109 (3) · Patent FR-1916-493411 (3) · Patent US-1909-1137533 (3) · Patent BE-1908-Bot-Lallemand (3)
Related to aircraft:
Patent agent:
None (161) · A. Wunderlich & Cie, Ingénieurs-Conseils (32) · None (17) · Munn & Co. (13) · Armengaud jeune (10) · Victor J. Evans (8) · Schwab (7) · J. Bonnet-Thirion (7) · G. de Mestral et F. Harlé (7) · Haseltine, Lake & Co. (5) · Verhaeghen (4) · J. S. Withers & Spooner (4) · Chassevent (4)
Assigned to: (Click arrow to add another value)
National tech categories:
FR 6.4 (128) · None (98) · BE K (58) · FR 6.3 (16) · HU V/h (15) · USPC 244/6 (10) · USPC 244/64 (8) · USPC 244/11 (7) · RU Group V (7) · USPC 244/22 (7) · DE 77h (6) · AT 77d (5) · USPC 244/25 (5) · DE 77h.5 (5) · USPC 244/35R (4) · USPC 244/28 (4) · FR 5 (4) · AU 90.3 (4) · GB 4 propel & steer (4)
IPCs:
None (283) · IPC B64C23/00 (36) · IPC B64B1/00 (36) · IPC B64C35/00 (17) · IPC B64C27/04 (16) · IPC B64C39/00 (16) · IPC B64C33/02 (13) · IPC B64C33/00 (10) · IPC B64B1/58 (9) · IPC B64C27/00 (6) · IPC B64C17/00 (6) · IPC B64C1/00 (6) · IPC B64C29/00 (4) · IPC B64C3/56 (4) · IPC B64C11/00 (3) · IPC B64C31/04 (3) · IPC B64C17/06 (3)
CPCs:
None (180) · CPC B64B1/00 (56) · CPC B64C23/005 (54) · CPC B64C33/02 (21) · CPC B64C35/00 (20) · CPC B64C2700/6274 (19) · CPC B64C33/00 (17) · CPC B64B1/58 (13) · CPC B64C39/005 (12) · CPC B64C27/04 (11) · CPC B64C2700/6281 (10) · CPC B64C39/00 (9) · CPC B64C3/56 (6) · CPC B64C17/00 (5) · CPC B64C29/0025 (5) · CPC B64C27/00 (5) · CPC B64C2700/6295 (5) · CPC B64C31/04 (5)
First filing:
Citations from after 1930:
Number of diagram pages:

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