Drilldown: Patents

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Patents > Office : GR or US & National tech categories : USPC 244/80 or None & Number of claims: 1-4

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Office: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
None (63) · Propeller (35) · airplane (28) · propellers (23) · propulsion (22) · marine (20) · stability (18) · construction (17) · marine propulsion (16) · paddle-wheel (15) · LTA (14) · wings (11) · hand tools (11) · windmill (11) · frame (11) · control (10) · paddle-wheels (9)
Full specification filed date:
Application number:
None (135) · 22495318 (2)
Granted:
Related to aircraft:
Patent agent:
None (78) · Munn & Co. (26) · None (13) · Victor J. Evans (6) · C. A. Snow & Co. (5) · Watson E. Coleman (4) · Pierre Barnes (3) · Joseph F. O'Brien (3)
Assigned to:
None (288) · Moteurs Salmson (4) · Sperry Gyroscope Company (2) · Société Anonyme des Établissements Nieuport (2) · Magneso Calcite Fire-Proof Company (2)
National tech categories: (Click arrow to add another value)
CPCs:
CPC B64C27/54 (39) · CPC B64C11/48 (28) · CPC B64C11/006 (25) · CPC B64C17/00 (22) · CPC B64C11/04 (15) · CPC B63H1/12 (15) · CPC Y10T403/4677 (14) · CPC F16B2/02 (14) · CPC F16B2200/40 (13) · CPC Y02E10/72 (12) · CPC B64C39/005 (9) · CPC F03D1/025 (9) · CPC B63H1/04 (9) · CPC B64C3/00 (8) · CPC B64C11/343 (8) · CPC B64C11/065 (8) · None (8)
First filing:
Citations from after 1930:
Number of claims:
Number of diagram pages:

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