Drilldown: Patents

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Patents > Office : IT or US & Applicant firm: None & Number of claims: 3-4

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Office: (Click arrow to add another value)
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Applicant is inventor:
Tech fields:
frame (82) · LTA (80) · airplane (76) · propulsion (70) · stability (68) · propeller (65) · None (61) · navigation (47) · rudder (32) · parachute (26) · balloon (25) · helicopter (24) · flapping (23) · car (22) · safety (22) · marine (22) · military (19) · hybrid (19) · kite (18) · wheels (17)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (408) · 1 (2) · Patent FR-1909-402649 (2)
Related to aircraft:
Patent agent:
None (146) · Munn & Co. (35) · Victor J. Evans (16) · None (7) · James L. Norris (6) · C. A. Snow & Co. (6) · Joshua R. H. Potts (4) · B. Singer (4) · 1 (3) · H. B. Willson & Co. (3) · Watson E. Coleman (3)
Assigned to:
None (414) · 1 (3) · Albert L. Watters (2)
IPCs:
None (308) · IPC B64B1/00 (23) · IPC B64C39/00 (13) · IPC B64C31/00 (11) · IPC B64C3/00 (10) · IPC B64C31/06 (10) · IPC B64C33/00 (9) · IPC B64C13/00 (8) · IPC B64C25/00 (4) · IPC B64C17/00 (4) · IPC B64C11/00 (4) · IPC B64C1/00 (4) · IPC B64C3/38 (4) · IPC F42B10/00 (4) · IPC B64D17/00 (3) · IPC B64C27/00 (3)
First filing:
Citations from after 1930:
Number of claims:

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