Drilldown: Patents

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

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Applicant is inventor:
Tech fields: (Click arrow to add another value)
Application number:
None (438)
Granted:
Supplementary to patent:
None (426) · Patent GB-1908-4519 (8) · Patent FR-1841-9265 (6) · Patent GB-1911-12232 (6) · Patent US-1910-1011683 (6) · Patent US-1913-04-21 George Raymond Lawrence (5) · Patent AU-1909-15563 (4) · Patent FR-1904-340154 (4) · Patent AU-1911-510 (4) · Patent FR-1913-450892.17436 (3) · Patent FR-1906-363017 (3) · Patent GB-1909-2111 (3) · Patent GB-1913-16499 (3) · Patent DE-1896-98109 (3) · Patent CH-1912-62201 (3) · Patent SE-1906-25199 (3) · Patent FR-1912-450892 (3)
Related to aircraft:
Patent agent:
None (365) · Munn & Co. (13) · Haseltine, Lake & Co. (6) · Marks & Clerk (6) · Victor J. Evans (5) · Raclot (4) · John P. Tarbox (4) · Abel & Imray (4) · A. Ritter (3) · A. Wunderlich & Cie, Ingénieurs-Conseils (3) · Boult, Wade & Tennant (3) · Duvinage (3) · Biebuyck (3)
National tech categories:
None (184) · HU V/h (41) · BE K (36) · AT 77d (23) · IT 8 (22) · FR 6.3 (21) · FR 6.4 (17) · AU 90.3 (12) · GB 4 propel & steer (9) · FR 6 (9) · USPC 244/139 (8) · DK 77 (8) · CH 129b (8) · FR 6.2 (6) · GB 4 with buoyant (6) · DE 77 (6) · DE 77h (5) · AU 90.5 (5)
IPCs: (Click arrow to add another value)
CPCs:
None (406) · CPC B64C11/006 (17) · CPC B64B1/00 (13) · CPC B64C35/00 (12) · CPC B64C23/005 (9) · CPC B64B1/40 (8) · CPC B64C17/00 (8) · CPC B64C2700/6295 (8) · CPC B64C13/00 (7) · CPC B64C27/04 (7) · CPC B64C27/54 (7) · CPC B64C2700/6281 (6) · CPC B63H1/04 (6) · CPC B64C11/48 (6) · CPC B63H1/12 (5) · CPC B64C39/08 (4)
First filing:
Citations from after 1930:
Number of diagram pages:

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