Drilldown: Patents

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Patents > Tech fields : lift or propulsion or None & Number of claims: 4-5

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Supplementary to patent:
None (334) · Patent DE-1909-220044 (3) · Patent DE-1910-06-18 Carl Hanschke (3) · Patent GB-1911-19430 (2) · Patent FR-1908-407090 (2) · Patent GB-1911-12232 (2) · Patent AT-1912-64392 (2) · Patent GB-1911-5162 (2) · Patent FR-1904-340154 (2) · Patent DE-1909-244106 (2) · Patent FR-1904-340154.4984 (2) · Patent DE-1907-215602 (2) · Patent DE-1895-98580 (2) · Patent GB-1905-1140 (2) · Patent GB-1909-2111 (2) · Patent US-1908-12-14 (2)
Related to aircraft:
Patent agent:
None (97) · Armengaud jeune (19) · None (14) · Munn & Co. (13) · Haseltine, Lake & Co. (9) · Marks & Clerk (8) · L. Chassevent (8) · E. Blétry (7) · Wheatley & Mackenzie (7) · W. P. Thompson & Co. (5) · Lavoix et Mosès (5) · Victor J. Evans (5) · Brewer & Son (5) · Herbert Haddan & Co. (5) · Abel & Imray (4) · Boult, Wade & Tennant (4)
National tech categories:
None (166) · FR 6.4 (89) · HU V/h (17) · USPC 244/45R (7) · FR 6.2 (6) · AU 90.3 (5) · USPC 244/70 (5) · FR 6.3 (5) · AT 77d (5) · DE 77 (4) · USPC 244/73R (4) · USPC 244/101 (4) · DE 77h.6 (4) · CH 115 (4) · AU 90.5 (4) · USPC 244/64 (4)
IPCs:
None (196) · IPC B64C39/00 (40) · IPC B64C23/00 (17) · IPC B64C11/00 (16) · IPC B64C3/38 (15) · IPC B64C17/00 (12) · IPC B64C3/00 (11) · IPC B64C1/00 (10) · IPC B64B1/00 (9) · IPC B64C33/02 (9) · IPC B64C35/00 (8) · IPC B64C27/04 (7) · IPC B64C13/00 (6) · IPC B64B1/58 (6) · IPC B64C33/00 (4) · IPC B64C3/54 (4)
CPCs:
None (92) · CPC B64C2700/6295 (31) · CPC B64C23/005 (24) · CPC B64C17/00 (21) · CPC B64C39/00 (21) · CPC B64C3/385 (20) · CPC B64C39/005 (17) · CPC B64C2700/6274 (14) · CPC B64B1/00 (13) · CPC B64C11/006 (13) · CPC B64C33/02 (12) · CPC B64C39/08 (11) · CPC B64C13/00 (10) · CPC B64C3/00 (10) · CPC B64C35/00 (8)
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