Drilldown: Patents

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Patents > First filing: Yes & Number of text pages: 5-6 & Number of figures: 12-14

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Office:
Inventors:
John Thomas Simpson (2) · De Bert Hartley (2)
Inventor country:
Applicant person:
None (2) · De Bert Hartley (2) · John Thomas Simpson (2)
Applicant is inventor:
Tech fields:
airplane (17) · None (14) · stability (13) · Propulsion (10) · frame (8) · LTA (8) · construction (6) · landing (6) · design (6) · propeller (6) · equilibrium (4) · marine (4) · control (4) · propellers (4) · rudder (4) · wheels (4) · wings (4) · helicopter (4)
Full specification filed date:
Application number:
None (10)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (5) · Jensen & Son (2) · Victor J. Evans (2) · Dyer, Dyer, and Taylor (2) · Munn & Co. (2)
Assigned to:
CPCs:
CPC B64C17/00 (9) · CPC B64C23/005 (7) · CPC B64B1/00 (6) · CPC B64C2700/6218 (4) · CPC B64C3/00 (3) · CPC B64C39/08 (3) · CPC B64C33/02 (3) · CPC B64C2700/6295 (3) · CPC B64C2700/6233 (3) · CPC B64C39/00 (2) · CPC B64C35/008 (2) · CPC B64C33/00 (2) · CPC B64C3/385 (2) · None (2) · CPC B64C13/00 (2) · CPC B64C1/065 (2)
First filing: (Click arrow to add another value)
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:
Number of figures:

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