Drilldown: Patents

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Patents > Tech fields : design or stability & Number of claims: 3-4

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None (321) · Patent BE-1911-05-15 Georges de Bothezat (5) · Patent US-1909-970771 (4) · Patent DE-1910-06-18 Carl Hanschke (4) · Patent DE-1909-220044 (4) · Patent GB-1909-2111 (4) · Patent FR-1909-403418 (3) · Patent DE-1908-232250 (3) · Patent AT-1908-42396 (3)
Related to aircraft:
Patent agent:
None (167) · Armengaud jeune (39) · None (18) · Haseltine, Lake & Co. (13) · Marks & Clerk (12) · Dupont et Elluin (11) · E. Blétry (10) · L. Chassevent (9) · Boult, Wade & Tennant (8) · Lavoix et Mosès (8) · Munn & Co. (7) · Charles Dony (6) · E. Blum & Co. (5) · Wheatley & Mackenzie (5)
National tech categories:
FR 6.4 (188) · None (147) · HU V/h (57) · AT 77d (19) · DE 77h.5 (14) · DK 77 (12) · CH 129b (7) · USPC 244/93 (6) · USPC 244/90R (5) · FR 6.2 (4) · USPC 244/6 (4) · USPC 244/80 (4) · USPC 244/39 (3) · USPC 244/35R (3) · USPC 244/177 (3) · USPC 244/87 (3) · USPC 244/46 (3) · AU 90.3 (3)
IPCs:
None (214) · IPC B64C1/00 (74) · IPC B64C17/00 (67) · IPC B64C39/00 (42) · IPC B64B1/00 (22) · IPC B64C17/06 (16) · IPC B64C3/38 (14) · IPC B64C35/00 (12) · IPC B64C3/00 (12) · IPC B64C13/00 (10) · IPC B64B1/40 (7) · IPC B64C23/00 (6) · IPC B64C11/00 (6) · IPC B64C33/00 (4) · IPC B64C3/52 (4) · IPC B64C11/04 (4) · IPC B64C9/00 (4) · IPC B64D35/04 (4) · IPC B64C3/54 (4)
CPCs:
None (142) · CPC B64C17/00 (84) · CPC B64C39/00 (35) · CPC B64C2700/6295 (31) · CPC B64C2700/6218 (30) · CPC B64B1/00 (23) · CPC B64C17/06 (19) · CPC B64C3/385 (18) · CPC B64C13/00 (16) · CPC B64C1/00 (15) · CPC B64C2700/6216 (14) · CPC B64C23/005 (13) · CPC B64C2700/6212 (13) · CPC B64C35/00 (11) · CPC B64C3/00 (10) · CPC B64B1/40 (9) · CPC B64C39/005 (8) · CPC B64C2700/6214 (8) · CPC B64C3/14 (7) · CPC B64C2700/6256 (7)
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