Drilldown: Patents

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Patents > Office : GR or US & Number of claims: 3-5

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Office: (Click arrow to add another value)
Inventor country:
Applicant firm:
None (612) · Curtiss Aeroplane (3) · Sperry Gyroscope Company (3) · United Fast Color Eyelet Company (2) · National Aerial Navigation & Equipment Co. (2) · Luft-Verkehrs-Gesellschaft m.b.H. (2) · Grand Rapids Trust Company (2) · Magneso Calcite Fire-Proof Company (2)
Applicant is inventor:
Tech fields:
frame (115) · airplane (109) · LTA (107) · stability (101) · propeller (92) · propulsion (92) · None (89) · navigation (71) · rudder (50) · balloon (36) · helicopter (33) · parachute (32) · safety (32) · wheels (31) · car (31) · hybrid (29) · flapping (27) · military (27) · marine (27) · kite (25)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (595) · Patent FR-1909-402649 (2) · 1 (2)
Related to aircraft:
Assigned to:
None (583) · 1 (3) · Sperry Gyroscope Company (3) · International Aeronautical Construction Company (2) · Albert L. Watters (2) · Magneso Calcite Fire-Proof Company (2)
IPCs:
None (440) · IPC B64B1/00 (35) · IPC B64C39/00 (22) · IPC B64C3/00 (13) · IPC B64C31/00 (13) · IPC B64C31/06 (13) · IPC B64C33/00 (10) · IPC B64C13/00 (10) · IPC B64C25/00 (10) · IPC B64C17/00 (8) · IPC B64C11/00 (6) · IPC B64C1/00 (6) · IPC B64C13/12 (4) · IPC B64C3/38 (4) · IPC F42B10/00 (4) · IPC B64D17/00 (4) · IPC B64C27/00 (4) · IPC B64C3/56 (3) · IPC B64C23/00 (3)
First filing:
Citations from after 1930:
Number of claims:

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