Drilldown: Patents

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Patents > Tech fields: stability & CPCs : CPC B64C2700/6218 or CPC B64C33/02 or None

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Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (293) · 25941D (3) · 191110001D (2)
Granted:
Supplementary to patent:
None (310) · Patent BE-1911-05-15 Georges de Bothezat (6) · Patent GB-1908-4519 (6) · Patent US-1913-04-21 George Raymond Lawrence (6) · Patent FR-1912-447782 (5) · Patent GB-1909-2111 (5) · Patent GB-1909-26034 (5) · Patent FR-1909-399456 (5) · Patent GB-1903-27212 (4) · Patent HU-1901-24148 (4) · Patent NO-1915-12-15 Carl Alfred Johansson (4) · Patent DE-1911-11-16 Otto Albin Budig (4) · Patent FR-1905-361570 (4) · Patent FR-1911-443878 (3) · Patent AU-1911-510 (3) · Patent FR-1909-399456.11513 (3) · Patent FR-1910-428665 (3) · Patent FR-1914-475066 (3) · Patent DE-1912-05-04 Otto Albin Budig (3)
Related to aircraft:
Patent agent:
None (287) · None (10) · Armengaud jeune (8) · Haseltine, Lake & Co. (6) · Boult, Wade & Tennant (5) · Henry Hughes (5) · Marks & Clerk (5) · Abel & Imray (5) · Herbert Haddan & Co. (4) · Raclot (4) · E. Blum & Co. (4) · Charles Dony (4) · Brandon frères (4) · E. Blétry (4) · J. Bonnet-Thirion (4)
National tech categories:
None (141) · FR 6.4 (107) · HU V/h (55) · BE K (38) · AT 77d (31) · IT 8 (19) · CH 129b (18) · FR 6.3 (13) · DK 77 (11) · DE 77 (10) · AU 90.3 (9) · DE 77h.5 (7) · RU Group V (6) · USPC 244/22 (5) · DE 77h (5) · GB 4 propel & steer (4) · GB 4 aëroplanes (4) · GB 4 with buoyant (3) · USPC 244/72 (3) · CA 341/80 (3)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of diagram pages:

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