Drilldown: Patents

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Patents > Tech fields : Structure or design & Number of claims: 4-90

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None (226) · Patent US-1909-970771 (6) · Patent GB-1908-4519 (6) · Patent SE-1906-23283 (4) · Patent US-1913-04-21 George Raymond Lawrence (4) · Patent US-1908-1077750 (4) · Patent DE-1909-220044 (3) · Patent FR-1909-403418 (3) · Patent FR-1911-448337 (3) · Patent US-1908-1081147 (3) · Patent DE-1910-06-18 Carl Hanschke (3) · Patent GB-1909-8531‎ (3)
Related to aircraft:
Patent agent:
None (148) · Marks & Clerk (11) · Armengaud jeune (10) · None (9) · E. Blétry (6) · Boult, Wade & Tennant (6) · Brandon frères (5) · Wheatley & Mackenzie (5) · E. Blum & Co. (5) · Brewer & Son (5) · Haseltine, Lake & Co. (4) · H. Kirchhofer (4) · H. D. Fitzpatrick & Co. (4) · Herbert Haddan & Co. (4) · Dupont et Elluin (4) · Munn & Co. (4) · Abel & Imray (4)
National tech categories:
None (150) · HU V/h (62) · FR 6.4 (54) · CH 129b (12) · AT 77d (8) · USPC 244/233 (4) · DK 77 (4) · CH 115 (4) · DE 77h.5 (4) · USPC 244/45R (3) · USPC 244/46 (3) · USPC 244/28 (3) · USPC 244/80 (3) · AU 90.3 (3)
IPCs:
None (196) · IPC B64C39/00 (25) · IPC B64C1/00 (13) · IPC B64C17/00 (11) · IPC B64C3/18 (10) · IPC B64C3/00 (10) · IPC B64B1/00 (8) · IPC B64C33/00 (8) · IPC B64C23/00 (8) · IPC B64C33/02 (7) · IPC B64C3/38 (7) · IPC B64C13/00 (6) · IPC B64C35/00 (4) · IPC B64C25/00 (4) · IPC B64C3/54 (4) · IPC B64C11/00 (3) · IPC B64B1/40 (3) · IPC B64C11/16 (3)
CPCs:
None (136) · CPC B64C2700/6295 (19) · CPC B64C17/00 (17) · CPC B64C39/00 (17) · CPC B64B1/00 (15) · CPC B64C13/00 (15) · CPC B64C23/005 (10) · CPC B64C33/00 (10) · CPC B64C3/00 (10) · CPC B64C33/02 (9) · CPC B64C3/385 (8) · CPC B64C3/18 (6) · CPC B64C2700/6274 (6) · CPC B64C35/00 (5) · CPC B64C39/005 (5) · CPC B64C1/00 (5) · CPC B64C2700/6218 (5)
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