Drilldown: Patents

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Patents > Tech fields : lift or safety & IPCs : IPC B64C27/04 or IPC B64C31/06 or None

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Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (249)
Granted:
Supplementary to patent:
None (248) · Patent GB-1908-4519 (8) · Patent US-1910-1011683 (6) · Patent US-1913-04-21 George Raymond Lawrence (5) · Patent FR-1912-450892 (3) · Patent SE-1906-25199 (3) · Patent GB-1909-2111 (3) · Patent FR-1906-363017 (3) · Patent FR-1913-450892.17436 (3)
Related to aircraft:
Patent agent:
None (210) · Munn & Co. (8) · H. C. Everett Co. (6) · Victor J. Evans (5) · Haseltine, Lake & Co. (4) · Watson E. Coleman (3) · Duvinage (3) · Raclot (3) · Boult, Wade & Tennant (3) · A. Wunderlich & Cie, Ingénieurs-Conseils (3) · Biebuyck (3)
National tech categories:
None (94) · HU V/h (39) · BE K (32) · FR 6.4 (19) · AT 77d (18) · FR 6.3 (16) · USPC 244/139 (8) · CH 129b (8) · DK 77 (8) · AU 90.3 (7) · DE 77h (5) · AU 90.5 (4) · IT 8 (4)
IPCs: (Click arrow to add another value)
CPCs:
None (263) · CPC B64B1/00 (9) · CPC B64C17/00 (9) · CPC B64C27/04 (7) · CPC B64C13/00 (6) · CPC B64C2700/6281 (6) · CPC B64B1/40 (6) · CPC B64C23/005 (6) · CPC B64C39/08 (4) · CPC B64C35/00 (4) · CPC B64C2700/6295 (4) · CPC B64C27/006 (4) · CPC B64C2201/00 (4) · CPC B64D17/00 (3) · CPC B64C3/14 (3) · CPC B64C3/385 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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