Drilldown: Patents

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Patents > Tech fields : lift or stability & IPCs : IPC B64C27/04 or None & Citations from after 1930: None

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Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (429) · Patent GB-1908-4519 (8) · Patent FR-1912-447782 (7) · Patent NO-1915-12-15 Carl Alfred Johansson (6) · Patent US-1913-04-21 George Raymond Lawrence (6) · Patent GB-1909-2111 (6) · Patent GB-1909-26034 (6) · Patent AU-1911-510 (5) · Patent HU-1901-24148 (5) · Patent BE-1911-05-15 Georges de Bothezat (5) · Patent FR-1909-399456 (4) · Patent FR-1905-361570 (3) · Patent SE-1906-25199 (3) · Patent DE-1912-05-04 Otto Albin Budig (3) · Patent GB-1903-27212 (3) · Patent GB-1909-8531 (3) · Patent US-1908-927605 (3)
Related to aircraft:
Patent agent:
None (413) · Haseltine, Lake & Co. (9) · Victor J. Evans (7) · Munn & Co. (7) · Marks & Clerk (6) · E. Blum & Co. (5) · Henry Hughes (5) · Raclot (4) · Duvinage (4) · A. Wunderlich & Cie, Ingénieurs-Conseils (4) · Boult, Wade & Tennant (4)
National tech categories:
None (149) · HU V/h (76) · BE K (56) · AT 77d (35) · FR 6.4 (34) · IT 8 (19) · CH 129b (19) · DK 77 (16) · USPC 244/80 (15) · FR 6.3 (14) · AU 90.3 (10) · USPC 244/90R (10) · DE 77 (9) · DE 77h.5 (9) · USPC 244/45R (9) · RU Group V (7) · USPC 244/48 (6)
IPCs: (Click arrow to add another value)
CPCs:
None (427) · CPC B64C17/00 (40) · CPC B64C13/00 (32) · CPC B64C2700/6295 (19) · CPC B64C3/385 (15) · CPC B64C23/005 (12) · CPC B64C27/04 (8) · CPC B64C2700/6281 (8) · CPC B64C13/24 (8) · CPC B64C33/02 (7) · CPC B64C2700/6218 (6) · CPC B64C3/14 (6) · CPC B64C39/00 (5) · CPC B64C35/00 (5) · CPC B64C2700/6212 (4) · CPC B64C17/06 (4) · CPC B64B1/40 (4) · CPC B64C39/08 (4)
First filing:
Citations from after 1930:

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