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Patents > IPCs: None & Number of text pages: 4-50000000 & Number of diagram pages: 1-2

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Office:
Inventor location:
None (359) · Budapest (8) · London (4) · New York (4) · Chicago (4) · County of London (3) · Lille (2) · New York City (2) · Nord (2) · Pennsylvania (2) · England (2) · Los Angeles (2)
Applicant is inventor:
Tech fields:
Application number:
None (221)
Granted:
Supplementary to patent:
None (261) · Patent GB-1911-12232 (3) · Patent GB-1909-26034 (3) · Patent US-1909-1008096 (2) · Patent GB-1912-2540 (2) · Patent US-1906-850616 (2) · Patent DE-1895-98580 (2) · Patent US-1910-1011683 (2) · Patent CH-1912-62201 (2) · Patent FR-1912-458772 (2) · Patent HU-1901-22471 (2) · Patent US-1913-04-21 George Raymond Lawrence (2) · Patent BE-1911-05-15 Georges de Bothezat (2) · Patent FR-1902-321808 (2) · Patent FR-1905-361570 (2) · Patent GB-1909-8531 (2)
Related to aircraft:
Patent agent:
None (153) · Boult, Wade & Tennant (9) · Haseltine, Lake & Co. (9) · Marks & Clerk (8) · Munn & Co. (6) · None (5) · Abel & Imray (4) · Jensen & Son (4) · Henry Hughes (4) · D. Young & Co. (4)
National tech categories:
None (192) · HU V/h (42) · FR 6.4 (17) · CH 129b (13) · AU 90.3 (10) · AT 77d (6) · AU 90.5 (5) · GB 4 propel & steer (5) · USPC 244/22 (4) · CH 115 (4) · CA 244/24 (3) · USPC 244/90R (3)
IPCs: (Click arrow to add another value)
CPCs:
None (252) · CPC B64C13/00 (15) · CPC B64C17/00 (14) · CPC B64C2700/6295 (9) · CPC B64C39/00 (8) · CPC B64B1/00 (8) · CPC B64C25/60 (7) · CPC B64C33/02 (6) · CPC B64C3/385 (6) · CPC B64C23/005 (5) · CPC B64C21/02 (4) · CPC B64C2700/6218 (4) · CPC B64C35/00 (4) · CPC B64C2700/6256 (4) · CPC B64C3/14 (3) · CPC B64C1/00 (3) · CPC B64C33/00 (3) · CPC F16F9/06 (3) · CPC B64C3/00 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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