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Patents > First filing: Yes & Citations from after 1930: 1-2 & Number of text pages: 2-8

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Tech fields:
None (119) · stability (47) · airplane (47) · propeller (46) · LTA (45) · propulsion (41) · frame (39) · navigation (28) · parachute (21) · helicopter (20) · control (20) · rudder (19) · car (16) · wheels (16) · marine (16) · safety (15) · landing (13) · aerial propeller (13) · takeoff (12)
Full specification filed date:
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Related to aircraft:
Assigned to:
None (414) · Curtiss Aeroplane (3)
National tech categories:
None (177) · FR 6.4 (39) · USPC 244/45R (11) · USPC 244/119 (8) · USPC 244/80 (7) · USPC 244/66 (7) · USPC 244/22 (7) · USPC 244/64 (6) · USPC 244/177 (6) · USPC 244/90R (5) · USPC 244/70 (5) · USPC 244/6 (5) · USPC 244/20 (5) · USPC 244/35R (5)
IPCs:
None (258) · IPC B64C3/00 (18) · IPC B64B1/00 (15) · IPC B64C39/00 (12) · IPC B64C3/38 (9) · IPC B64C25/00 (7) · IPC B64C35/00 (7) · IPC B64C1/00 (6) · IPC B64C3/54 (6) · IPC B64C33/00 (5) · IPC B64C23/00 (5) · IPC B64C13/00 (5) · IPC B64C17/00 (4) · IPC B64C13/24 (4) · IPC B64C13/12 (4)
CPCs:
CPC B64B1/00 (21) · CPC B64C13/00 (20) · CPC B64C39/005 (19) · CPC B64C17/00 (19) · CPC B64C23/005 (19) · CPC B64C3/00 (18) · CPC B64C2700/6295 (17) · CPC B64C3/385 (17) · CPC B64C27/54 (16) · CPC B64C11/48 (13) · CPC B64C33/02 (13) · CPC B64C39/08 (13) · CPC B64C11/006 (12) · None (12) · CPC B64C2700/6235 (11) · CPC B64C35/00 (11) · CPC B64C27/82 (9) · CPC B64C3/14 (8)
First filing: (Click arrow to add another value)
Citations from after 1930:
Number of text pages:
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