Drilldown: Patents

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Patents > Applicant firm: None & Related to aircraft: 1 & Citations from after 1930: 1-3

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Tech fields:
None (129) · LTA (68) · propulsion (56) · propeller (56) · stability (55) · airplane (53) · frame (51) · navigation (37) · parachute (26) · rudder (26) · helicopter (24) · wheels (19) · Aerial propeller (18) · safety (17) · landing (17) · airfoil (16) · car (16) · control (16) · takeoff (14)
Full specification filed date:
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Supplementary to patent:
None (438) · Patent BE-1912-02-07-Gramaticesco (3) · Patent FR-1916-501550 (2)
Related to aircraft: (Click arrow to add another value)
National tech categories:
None (171) · FR 6.4 (55) · USPC 244/45R (12) · USPC 244/80 (9) · USPC 244/22 (9) · USPC 244/119 (8) · USPC 244/64 (8) · USPC 244/35R (7) · USPC 244/66 (7) · USPC 244/25 (6) · USPC 244/20 (6) · USPC 244/73R (6) · USPC 244/30 (5) · USPC 244/6 (5) · USPC 244/177 (5) · USPC 244/70 (5) · USPC 244/234 (5) · USPC 244/97 (5) · USPC 244/153R (5)
IPCs:
None (270) · IPC B64B1/00 (22) · IPC B64C39/00 (15) · IPC B64C3/00 (14) · IPC B64C3/38 (12) · IPC B64C25/00 (8) · IPC B64C31/06 (7) · IPC B64C35/00 (7) · IPC B64C3/54 (7) · IPC B64C33/00 (7) · IPC B64C1/00 (6) · IPC B64C23/00 (6) · IPC B64C13/00 (6) · IPC B64C17/00 (5) · IPC B64C31/00 (5) · IPC B64C33/02 (5) · IPC B64B1/62 (5)
CPCs:
CPC B64B1/00 (26) · CPC B64C23/005 (21) · CPC B64C13/00 (21) · CPC B64C3/385 (20) · CPC B64C39/005 (20) · CPC B64C17/00 (20) · CPC B64C2700/6295 (19) · CPC B64C33/02 (18) · CPC B64C39/08 (15) · CPC B64C3/00 (15) · CPC B64C3/14 (12) · CPC B64C27/82 (11) · CPC B64C11/48 (11) · CPC B64C11/006 (11) · None (11) · CPC B64C35/00 (10) · CPC B64C27/54 (10) · CPC B64B1/40 (9) · CPC B64C2700/6235 (8) · CPC B64C39/026 (7)
First filing:
Citations from after 1930:
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