Drilldown: Patents

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Patents > Tech fields: Stability & IPCs: None & Number of claims: 3-40

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Full specification filed date:
Application number:
None (128) · 25941D (3) · 1913781506 (2)
Granted:
Supplementary to patent:
None (244) · Patent GB-1909-2111 (5) · Patent BE-1911-05-15 Georges de Bothezat (4) · Patent GB-1909-26034 (4) · Patent GB-1908-4519 (4) · Patent AU-1911-510 (3) · Patent US-1913-04-21 George Raymond Lawrence (3) · Patent GB-1909-8531 (2) · Patent NO-1915-12-15 Carl Alfred Johansson (2) · Patent FR-1908-400837 (2) · Patent GB-1910-6051 (2) · Patent FR-1905-361570 (2) · Patent GB-1903-27212 (2) · Patent FR-1912-447782 (2) · Patent US-1908-927605 (2)
Related to aircraft:
Patent agent:
None (134) · Munn & Co. (24) · Victor J. Evans (11) · Marks & Clerk (6) · Charles W. Hills (5) · Haseltine, Lake & Co. (5) · None (4) · Watson E. Coleman (4) · Henry Hughes (4) · E. Blum & Co. (3)
National tech categories:
None (73) · HU V/h (32) · USPC 244/80 (21) · USPC 244/177 (13) · FR 6.4 (12) · AT 77d (12) · USPC 244/93 (10) · USPC 244/90R (9) · AU 90.3 (8) · DK 77 (8) · USPC 244/6 (7) · USPC 244/45R (6) · CH 129b (6) · USPC 244/79 (6) · USPC 244/87 (5)
IPCs: (Click arrow to add another value)
CPCs:
None (135) · CPC B64C17/00 (49) · CPC B64C13/00 (20) · CPC B64C23/005 (14) · CPC B64C2700/6295 (13) · CPC B64C39/005 (8) · CPC B64C3/385 (7) · CPC B64C39/08 (7) · CPC B64B1/00 (6) · CPC B64C3/14 (6) · CPC B64B1/40 (5) · CPC B64C13/24 (5) · CPC Y10S200/29 (4) · CPC B64C2700/6218 (4) · CPC B64C9/00 (4) · CPC B64C35/00 (4) · CPC B64C17/06 (4)
First filing:
Citations from after 1930:
Number of diagram pages:

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