Drilldown: Patents

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Patents > Tech fields : hybrid or None & Number of claims: 4-6

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None (296) · Seine (8) · London (6) · New York state (4) · Nord (3) · Chicago (2) · New York county (2) · New York city (2) · PA (2) · New York (2) · Pittsburgh (2) · Baltimore (2) · Allegheny county, Pennsylvania (2) · England (2)
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Supplementary to patent:
None (292) · Patent DE-1907-245824 (2) · Patent FR-1909-410140 (2) · Patent FR-1908-407090 (2) · Patent RU-1905-Rebikov (2) · Patent US-1913-1094989 (2)
Related to aircraft:
Patent agent:
None (48) · None (15) · Victor J. Evans (14) · Munn & Co. (9) · Marks & Clerk (9) · Brewer & Son (8) · Haseltine, Lake & Co. (8) · Paul Caquet (6) · E. Blétry (6) · L. Chassevent (6) · J. S. Withers & Spooner (5) · John P. Tarbox (5) · C. A. Snow & Co. (4) · Armengaud jeune (4) · Schwab (4) · A. A. Thornton (4) · Joshua R. H. Potts (4) · W. P. Thompson & Co. (4)
National tech categories:
None (152) · FR 6.4 (73) · USPC 244/45R (8) · USPC 244/80 (6) · USPC 244/64 (5) · USPC 244/11 (5) · USPC 244/22 (5) · USPC 244/144 (4) · USPC 244/48 (4) · USPC 244/119 (4) · DE 77 (3) · USPC 244/101 (3) · USPC 244/6 (3) · HU V/h (3)
IPCs:
None (153) · IPC B64C23/00 (29) · IPC B64C39/00 (24) · IPC B64B1/00 (16) · IPC B64C17/00 (14) · IPC B64C1/00 (13) · IPC B64C3/00 (11) · IPC B64C35/00 (10) · IPC B64C3/38 (9) · IPC B64C27/04 (8) · IPC B64C33/02 (8) · IPC B64C33/00 (6) · IPC B64C13/00 (5) · IPC B64C11/00 (4) · IPC B64C29/00 (4) · IPC B64C3/54 (3) · IPC B64C25/00 (3) · IPC B64C3/56 (3) · IPC B64C3/42 (3) · IPC B64C3/18 (3)
CPCs:
None (40) · CPC B64C23/005 (37) · CPC B64C17/00 (30) · CPC B64B1/00 (24) · CPC B64C2700/6295 (22) · CPC B64C2700/6274 (21) · CPC B64C3/385 (19) · CPC B64C33/02 (15) · CPC B64C3/00 (13) · CPC B64C39/005 (12) · CPC B64C35/00 (12) · CPC B64C39/08 (11) · CPC B64C39/00 (10) · CPC B64C33/00 (10) · CPC B64C13/00 (10) · CPC B64C2700/6235 (6) · CPC B64C2700/6256 (6) · CPC B64C2700/6281 (6)
First filing:
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