Drilldown: Patents

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Patents > Applicant firm: None & IPCs : IPC B64B1/58 or IPC B64C25/00 or IPC B64C3/00 or IPC B64C39/00

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Related to aircraft:
Patent agent:
None (233) · Armengaud jeune (49) · Marks & Clerk (38) · None (38) · J. Bonnet-Thirion (18) · Weismann et Marx (16) · E. Blétry (15) · J. Germain (15) · Lavoix et Mosès (14) · Charles Dony (11) · Boramé et Julien (11) · G. de Mestral et F. Harlé (10) · Haseltine, Lake & Co. (10) · Boult, Wade & Tennant (10) · L. Chassevent (10) · Munn & Co. (9) · Dupont et Elluin (9)
National tech categories:
FR 6.4 (494) · None (227) · FR 6.3 (18) · USPC 244/45R (13) · DE 77h.5 (12) · USPC 244/13 (11) · USPC 244/46 (8) · USPC 244/48 (8) · DE 77 (8) · USPC 244/100R (6) · USPC 244/70 (6) · DE 77h (6) · USPC 244/104R (5) · USPC 244/49 (5)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (286) · CPC B64C2700/6295 (273) · CPC B64B1/58 (157) · CPC B64C3/00 (143) · CPC B64C2700/6235 (63) · CPC B64C39/005 (62) · CPC B64C25/06 (61) · CPC B64F2700/6226 (58) · CPC B64C2700/6233 (55) · CPC B64C39/08 (41) · CPC B64C25/62 (34) · CPC B64C25/52 (27) · CPC B64C39/008 (26) · CPC B64C25/64 (23) · CPC B64C25/54 (21) · CPC B64C39/003 (18) · CPC B64C39/006 (12) · CPC B64C3/385 (11) · None (9) · CPC B64C25/60 (8)
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