Drilldown: Patents

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Patents > Tech fields : Automatic stability or safety & Granted: Yes

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Supplementary to patent:
None (501) · Patent GB-1909-8531 (8) · Patent FR-1909-399456 (7) · Patent FR-1912-447782 (6) · Patent NO-1915-12-15 Carl Alfred Johansson (6) · Patent FR-1912-449070 (5) · Patent FR-1912-450892 (5) · Patent BE-1911-05-15 Georges de Bothezat (5) · Patent US-1910-1011683 (5) · Patent IT-1910-10-17 Carlo Navaro (5) · Patent US-1908-927605 (4) · Patent GB-1902-24336 (4) · Patent FR-1914-475066 (4) · Patent AT-1913-66955 (4) · Patent DE-1911-11-16 Otto Albin Budig (4) · Patent AU-1911-510 (4) · Patent DE-1912-05-04 Otto Albin Budig (4) · Patent HU-1909-49726 (4)
Related to aircraft:
Patent agent:
None (338) · Armengaud jeune (35) · None (16) · Marks & Clerk (14) · J. Germain (12) · Abel & Imray (10) · Victor J. Evans (10) · H. Bœttcher fils (9) · L. Chassevent (9) · Haseltine, Lake & Co. (8) · Herbert Haddan & Co. (8) · E. Blétry (8) · Lavoix et Mosès (8) · Brandon frères (7) · G. de Mestral et F. Harlé (7) · Charles Dony (6) · H. C. Everett Co. (6)
National tech categories:
FR 6.4 (270) · None (160) · HU V/h (44) · FR 6.3 (26) · AT 77d (20) · BE K (16) · CH 129b (14) · USPC 244/80 (11) · USPC 244/139 (10) · DE 77h.5 (10) · USPC 244/177 (9) · USPC 244/30 (9) · IT 8 (8) · USPC 244/45R (7) · AU 90.3 (7) · DE 77h.15 (6)
IPCs:
None (353) · IPC B64C17/00 (172) · IPC B64C1/00 (123) · IPC B64B1/00 (36) · IPC B64C39/00 (29) · IPC B64C17/06 (22) · IPC B64D17/00 (15) · IPC B64C3/38 (6) · CPC B64C17/00 (6) · IPC B64B1/58 (6) · IPC A41D31/00 (5) · IPC B64D17/54 (5) · IPC B64C13/00 (5) · IPC B64B1/62 (5) · IPC B64C35/00 (4) · IPC B64C5/04 (4) · IPC B64B1/60 (4) · IPC B64C23/00 (4) · IPC CPC B64C13/00 (4)
CPCs:
None (238) · CPC B64C17/00 (206) · CPC B64C2700/6218 (71) · CPC B64B1/00 (39) · CPC B64C2700/6212 (38) · CPC B64C17/06 (28) · CPC B64C2700/6214 (28) · CPC B64C13/00 (22) · CPC B64C39/00 (21) · CPC B64C2700/6216 (21) · CPC B64C2700/6295 (20) · CPC B64D17/00 (15) · CPC B64B1/40 (13) · CPC B64C3/385 (11) · CPC B64C2700/6219 (10) · CPC B64B1/58 (9) · CPC B64C23/005 (9) · CPC B64C1/00 (8) · CPC B64B1/62 (8) · CPC B64C13/24 (7)
First filing:
Citations from after 1930:
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