Drilldown: Patents

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Patents > Office : NL or US & Application number: None & Number of text pages: 2-3

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Office: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
LTA (89) · propulsion (81) · propeller (58) · frame (56) · navigation (52) · military (49) · projectile (42) · airplane (41) · marine (36) · stability (36) · balloon (32) · parachute (30) · car (30) · flapping (28) · None (28) · kite (22) · safety (22) · rudder (21) · instrument (19) · propellers (16)
Full specification filed date:
Application number: (Click arrow to add another value)
Granted:
Supplementary to patent:
None (389) · Patent US-1912-1081794 (2)
Related to aircraft:
Patent agent:
None (181) · Munn & Co. (40) · None (15) · Victor J. Evans (6) · James L. Norris (5) · Herbert H. Thompson (5) · B. Singer (3) · 1 (3) · Franklin H. Hough (3) · Bathul & Bathul? (3) · Chas. B. Mann (2) · C. A. Snow & Co. (2) · W. J. FitzGerald & Co. (2) · G. H. Strong (2) · Howson and Howson (2) · Richards & Co. (2) · William Wallace White (2) · Church & Church (2) · Richardson (2)
Assigned to:
None (373) · Sperry Gyroscope Company (5) · Magneso Calcite Fire-Proof Company (2) · Sturtevant Aeroplane Co. (2) · (1/4) (2) · International Aeronautical Construction Company (2)
IPCs:
None (277) · IPC B64B1/00 (25) · IPC B64C31/06 (14) · IPC B64C31/00 (14) · IPC F42B10/00 (13) · IPC B64C39/00 (6) · IPC B64D17/00 (4) · IPC B64C33/00 (4) · IPC B64B1/40 (4) · IPC A63H27/00 (3) · IPC B64D25/12 (3) · IPC B64C11/00 (3) · IPC G01P3/36 (3) · IPC B64F1/00 (3) · IPC B64D27/00 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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