Drilldown: Patents

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Patents > Office : GB or US & Applicant type: None

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Office: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
None (1933) · LTA (159) · propulsion (140) · frame (79) · navigation (78) · propeller (68) · military (54) · balloon (52) · airplane (46) · marine (44) · stability (40) · car (35) · kite (35) · rudder (34) · Parachute (32) · whole (28) · projectile (26) · safety (24) · flapping (23)
Application number:
None (2289) · navigation (10) · propeller (4) · rudder (2)
Granted:
Supplementary to patent:
None (2374) · 1 (12) ·   (10) · Patent FR-1911-430455 (3) · Patent GB-1911-26722 (2) · Patent BE-1906-03-30 Maurice-Paul-Émile Pruvost (2) · Patent US-1890-432860 (2)
Patent agent:
None (2321) · 1 (23) · Munn & Co. (10) · Marks & Clerk (6) · Boult, Wade & Tennant (5) · 0 (5) · J.H. Johnson (2) · Herbert H. Thompson (2) · R. E. P. Craven (2) · Boult & Wade (2) · J. Walter Douglass (2) · G. F. Redfern & Co. (2) · W. P. Thompson & Co. (2) · Wheatley & Mackenzie (2)
Assigned to:
None (2394) · 1 (21) · Sperry Gyroscope Company (4) · Dewey Corporation (2) · Syracuse, NY (2)
IPCs:
None (2342) · 1 (10) · IPC B64B1/00 (10) · IPC B64C31/00 (7) · IPC B64C31/06 (6) · IPC B64F1/06 (5) · IPC B64C39/00 (4) · IPC B64C31/02 (4) · IPC B64C9/00 (3) · IPC B64C39/008 (3) · IPC F42B10/00 (3) · IPC B64C33/02 (3) · IPC B64D1/04 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

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