Drilldown: Patents

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Patents > Tech fields: wings & First filing: Yes

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Supplementary to patent:
None (330) · Patent IT-1915-148941 (2) · Patent FR-1911-448337 (2) · Patent FR-1912-450422 (2)
Related to aircraft:
Patent agent:
None (140) · Armengaud jeune (23) · None (15) · Weismann et Marx (9) · Marks & Clerk (9) · G. de Mestral et F. Harlé (7) · J. Bonnet-Thirion (6) · Haseltine, Lake & Co. (6) · L. Chassevent (5) · Boult, Wade & Tennant (5) · E. Blétry (4) · Edward Evans & Co. (4) · C. Blétry (4) · Brierley & Howard (4) · Boult, Wade, and Tennant (4) · J. Germain (4) · Hippolyte Josse (3) · Louis Tailfer (3) · Émile Bert (3) · Charles Dony (3)
National tech categories:
FR 6.4 (122) · None (114) · HU V/h (19) · BE K (16) · AT 77d (12) · DE 77h.5 (12) · USPC 244/22 (6) · DE 77h.7 (6) · DE 77h (4) · FR 6.3 (3) · USPC 244/80 (3) · USPC 244/35R (3) · FR 5.3 (3) · USPC 244/72 (3)
IPCs:
None (135) · IPC B64C39/00 (37) · IPC B64C3/00 (30) · IPC B64C1/00 (21) · IPC B64C17/00 (21) · IPC B64C33/02 (15) · IPC B64C3/38 (13) · IPC B64C23/00 (10) · IPC B64C3/56 (9) · IPC B64C13/00 (8) · IPC B64C33/00 (7) · IPC B64B1/00 (7) · IPC B64C3/54 (7) · IPC B64C21/02 (6) · IPC B64C3/48 (6) · IPC B64C11/00 (6) · IPC B64C3/14 (5) · IPC B64C3/52 (5) · IPC B64C3/26 (5)
CPCs:
None (81) · CPC B64C3/00 (31) · CPC B64C39/00 (26) · CPC B64C2700/6295 (26) · CPC B64C17/00 (24) · CPC B64C33/02 (22) · CPC B64C2700/6233 (22) · CPC B64C13/00 (16) · CPC B64C3/385 (12) · CPC B64C3/56 (11) · CPC B64C2700/6218 (11) · CPC B64C3/14 (10) · CPC B64C23/005 (10) · CPC B64C2700/6256 (10) · CPC Y02T50/166 (9) · CPC B64C33/00 (9) · CPC B64B1/00 (8) · CPC B64C3/54 (8) · CPC B64C21/02 (8) · CPC B64C3/48 (7)
First filing: (Click arrow to add another value)
Citations from after 1930:
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