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Patents > Tech fields: design & National tech categories: FR 6.4 & First filing : No or Yes

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None (295) · Patent FR-1908-405961 (5) · Patent GB-1911-29012 (4) · Patent FR-1907-373818 (4) · Patent ES-1906-38692 (4) · Patent FR-1908-407090 (4) · Patent FR-1907-382794 (3) · Patent FR-1912-452017 (3) · Patent FR-1909-403418 (3) · Patent FR-1911-431428 (3)
Related to aircraft:
Patent agent:
None (90) · Armengaud jeune (81) · None (24) · E. Blétry (18) · Charles Dony (17) · L. Chassevent (15) · Weismann et Marx (14) · Dupont et Elluin (14) · Brandon frères (12) · Hippolyte Josse (12) · G. de Mestral et F. Harlé (11) · Lavoix et Mosès (10) · J. Germain (10) · J. Bonnet-Thirion (10) · M. Zerolo (9) · Ch. Mardelet (9) · Louis Tailfer (8) · Gaston Rose (7) · C. Blétry (7)
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IPCs:
IPC B64C39/00 (87) · IPC B64C1/00 (71) · IPC B64C17/00 (69) · IPC B64C35/00 (28) · IPC B64C3/00 (25) · IPC B64C23/00 (24) · IPC B64C3/38 (20) · IPC B64C11/00 (19) · IPC B64C25/00 (18) · IPC B64B1/00 (18) · IPC B64C33/02 (14) · None (13) · IPC B64C13/00 (12) · IPC B64C3/54 (12) · IPC B64C3/18 (11)
CPCs:
CPC B64C39/00 (75) · CPC B64C17/00 (69) · CPC B64C2700/6295 (60) · CPC B64C2700/6218 (33) · CPC B64C3/00 (25) · CPC B64C23/005 (24) · CPC B64C35/00 (18) · CPC B64B1/00 (18) · CPC B64C2700/6274 (18) · CPC B64C3/385 (17) · CPC B64C1/00 (17) · CPC B64C33/02 (16) · CPC B64C13/00 (15) · CPC B64F2700/6226 (14) · CPC B64C2700/6233 (12) · CPC B64C2700/6214 (11) · CPC B64C25/06 (11) · CPC B64C3/54 (10)
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