Drilldown: Patents

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Patents > Tech fields : construction or design or lift & Number of claims: None

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Inventor country:
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (263) · 1124 (2)
Granted:
Supplementary to patent:
None (259) · Patent BE-1913-253298 (3) · Patent GB-1908-4519 (3) · Patent FR-1909-420322 (3) · Patent DE-1899-123884 (3) · Patent CH-1899-18666 (3) · Patent FR-1907-373818 (3) · Patent US-1913-04-21 George Raymond Lawrence (3) · Patent ES-1906-38692 (3)
Related to aircraft:
Patent agent:
None (208) · Armengaud jeune (18) · Weismann et Marx (13) · Duvinage (10) · A. Wunderlich & Cie, Ingénieurs-Conseils (10) · Raclot (9) · J. Gevers (6) · Kirkpatrick (6) · Gaston Rose (5) · J. Bonnet-Thirion (5) · Hippolyte Josse (4) · G. de Mestral et F. Harlé (4) · Biebuyck (4) · Raclot et Cie (4)
National tech categories:
FR 6.4 (107) · BE K (101) · None (91) · FR 6.3 (27) · IT 8 (13) · DE 77h.5 (11) · AT 77d (9) · HU V/h (8) · NL 62 (5) · DE 77h (5) · DE 77h.2 (5) · FR 6.2 (3) · FR 6.1 (3) · AR 21 (2) · FR 10.1 (2) · GB 4 with buoyant (2) · FR 5 (2) · GB 4 without buoyant (2) · DK 77 (2) · USPC 244/46 (2)
IPCs:
None (268) · IPC B64C39/00 (18) · IPC B64B1/00 (16) · IPC B64C3/00 (12) · IPC B64B1/58 (9) · IPC B64C35/00 (7) · IPC B64C1/00 (7) · IPC B64C25/00 (6) · IPC B64C33/00 (6) · IPC B64C17/00 (5) · IPC B64C11/00 (5) · IPC B64C3/54 (4) · IPC B64C11/24 (4)
CPCs:
None (245) · CPC B64C39/00 (21) · CPC B64B1/00 (19) · CPC B64C2700/6295 (15) · CPC B64C3/00 (12) · CPC B64B1/58 (9) · CPC B64C2700/6235 (8) · CPC B64C13/00 (6) · CPC B64C33/00 (6) · CPC B64C17/00 (6) · CPC B64C35/00 (5) · CPC B64C11/00 (4) · CPC B64C33/02 (4) · CPC B64C11/24 (4) · CPC B64C3/54 (4) · CPC B64C3/52 (4) · CPC B64C25/06 (4)
First filing:
Citations from after 1930:
Number of claims:
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