Drilldown: Patents

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Patents > Applicant firm: None & Tech fields : Airplane or lift or propeller & Number of claims: 1-2

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Related to aircraft:
Patent agent:
None (352) · Armengaud jeune (65) · None (47) · J. Bonnet-Thirion (20) · Charles Dony (20) · J. Germain (19) · G. de Mestral et F. Harlé (18) · L. Chassevent (15) · Dom. Casalonga (13) · Weismann et Marx (12) · J. Fayollet (11) · Y. Rabilloud et fils (11) · Hippolyte Josse (10) · E. Blétry (10) · Boramé et Julien (9) · Victor J. Evans (9) · Lavoix et Mosès (9) · Schwab (8) · Haseltine, Lake & Co. (8) · Rigot et Prévost (8)
National tech categories:
FR 6.4 (547) · None (130) · HU V/h (50) · AT 77d (42) · DE 77h.5 (37) · DE 77h.6 (21) · RU Group V (20) · DE 77 (11) · FR 6.3 (11) · FR 6.2 (10) · CH 129b (9) · USPC 244/66 (6) · FR 5.8 (6) · DE 77h.9 (5) · USPC 244/48 (4) · USPC 244/35R (4)
IPCs:
None (285) · IPC B64C17/00 (154) · IPC B64C1/00 (112) · IPC B64C39/00 (72) · IPC B64C23/00 (36) · IPC B64C3/38 (27) · IPC B64C13/00 (27) · IPC B64C3/00 (26) · IPC B64C11/00 (23) · IPC B64B1/00 (20) · IPC B64C3/54 (20) · IPC B64C25/00 (19) · IPC B64C35/00 (18) · IPC B64C33/02 (13) · IPC B64C3/52 (12) · IPC B64C11/16 (12) · IPC B64D17/00 (10) · IPC B64C27/04 (10) · IPC B64C3/56 (10)
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