Drilldown: Patents

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Patents > Year filed: 1900 - 1909 & Filing date: 1908 & First filing: Yes

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Year filed:
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Tech fields:
None (87) · Airplane (73) · propulsion (72) · LTA (62) · navigation (51) · stability (47) · frame (38) · propeller (30) · Wings (28) · control (26) · design (26) · propellers (22) · rudder (20) · helicopter (19) · subsystem (17) · lift (16) · parachute (15) · safety (15)
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Patent agent:
None (190) · Armengaud jeune (12) · None (11) · Weismann et Marx (9) · Munn & Co. (8) · Brierley & Howard (7) · Boramé et Julien (7) · J. Bonnet-Thirion (6) · G. de Mestral et F. Harlé (6) · Chassevent (5) · Abel & Imray (4) · E. Blétry (4) · Marks & Clerk (4) · H. Elluin (4) · C. Blétry (3) · J. Germain (3) · Brandon frères (3) · Hippolyte Josse (3)
National tech categories:
None (119) · FR 6.4 (98) · USPC 244/80 (10) · USPC 244/6 (7) · AT 77d (7) · USPC 244/35R (6) · USPC 244/30 (6) · USPC 244/22 (6) · USPC 244/90R (6) · DE 77h.15 (4) · DE 77h.3 (4) · USPC 244/48 (4) · DE 77h.10 (4)
IPCs:
None (193) · IPC B64C39/00 (31) · IPC B64B1/00 (27) · IPC B64C23/00 (11) · IPC B64C11/00 (9) · IPC B64C33/02 (9) · IPC B64C17/00 (8) · IPC B64C27/04 (7) · IPC B64C13/00 (7) · IPC B64C1/00 (6) · IPC B64B1/62 (6) · IPC B64C3/38 (5) · IPC B64B1/58 (5) · IPC B64C33/00 (4) · IPC B64C29/00 (4) · IPC B64C3/00 (4) · IPC B64C3/42 (3) · IPC B64B1/60 (3) · IPC B64C5/04 (3)
CPCs:
None (102) · CPC B64B1/00 (27) · CPC B64C39/00 (19) · CPC B64C23/005 (19) · CPC B64C33/02 (16) · CPC B64C2700/6295 (15) · CPC B64C11/006 (15) · CPC B64C17/00 (14) · CPC B64C39/005 (10) · CPC B64C13/00 (10) · CPC B64B1/62 (9) · CPC B64C2700/6274 (8) · CPC B64C2700/6281 (7) · CPC B64C3/385 (6) · CPC B64C29/0025 (6) · CPC B64C2700/6256 (6) · CPC B64C3/14 (6) · CPC B64B1/58 (6) · CPC B64B1/40 (5)
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Citations from after 1930:
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