Drilldown: Patents

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Patents > Office : DK or US & Patent agent: None & Citations from after 1930: None

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Office: (Click arrow to add another value)
Applicant firm:
None (2973) · Curtiss Aeroplane (28) · Tarbox Safety Aircraft Company (10) · Westinghouse Electric & Manufacturing Company (6) · Moteurs Salmson (5) · Luft-Verkehrs-Gesellschaft m.b.H. (3) · Westinghouse Air Spring Company (3) · B.F. Goodrich company (2) · Boughton Flying Machine (2) · International Aeronautical Construction Company (2) · Dewey Corporation (2) · Aktiebolaget Aviatorer (2) · General Electric Company (2) · Glenn L. Martin Company (2)
Applicant is inventor:
Granted:
Supplementary to patent:
None (2888) · Patent NO-1915-12-15 Carl Alfred Johansson (4) · Patent HU-1901-24148 (2) · Patent FR-1911-430455 (2) · 1911-05-09 (2) · Patent FR-1912-447782 (2) · Patent GB-1913-16499 (2) · 1911-02-14 (2) · Patent GB-1911-2636 (2) · 1912-01-23 (2) · Patent US-1912-1081794 (2) · Patent GB-1909-2111 (2) · Patent US-1908-1077750 (2)
Patent agent: (Click arrow to add another value)
Assigned to:
None (2873) · 1 (34) · Goodyear Tire and Rubber Company (6) · Moteurs Salmson (5) · Westinghouse Electric & Manufacturing Company (5) · Tarbox Safety Aircraft Company (4) · Westinghouse Air Spring Company (3) · International Aeronautical Construction Company (3) · Western Electric Company (3) · Curtiss Aeroplane (3) · Dewey Corporation (2) · Syracuse, NY (2) · Charles Spear (2) · Glenn L. Martin Company (2) · Jay S. Milner (2) · (1/4) (2)
IPCs:
None (2683) · IPC B64B1/00 (69) · IPC B64C11/00 (14) · IPC CPC B64C13/00 (13) · IPC B64C39/00 (13) · IPC B64B1/40 (12) · IPC B64C3/00 (11) · IPC B64C31/00 (11) · IPC B64C31/06 (10) · IPC B64C13/00 (9) · IPC B64B1/62 (9) · IPC B64C9/00 (8) · IPC B64C17/00 (8) · IPC B64C23/005 (7) · IPC B64C33/00 (7) · IPC B64C33/02 (6)
First filing:
Citations from after 1930:

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