Drilldown: Patents

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Patents > National tech categories: None & Number of text pages: 1-2 & Number of claims: 4-30

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Office:
Inventor location:
None (229) · Pennsylvania (5) · England (2) · New York state (2) · Panama Canal Zone (2) · Philadelphia (2) · Allegheny county, PA (2) · Balboa (2) · Washington DC (2)
Applicant person:
None (21) · Joseph Allison Steinmetz (6) · Spencer Heath (5) · Edward Eugene Brown (4) · Dermot Joseph Mooney (3) · Louis T. Frederick (3) · Alexander von Willisch (3)
Applicant firm:
None (224) · Curtiss Aeroplane (4) · Westinghouse Electric & Manufacturing Company (4) · L W F Engineering Company (2) · Siemens-Schuckert-Werke G.m.b.H. (2) · Sperry Gyroscope Company (2) · American Mechanical Improvement Company (2) · Zeppelin-Werke G.m.b.H. (2) · British and Colonial Aeroplane Co. (2)
Applicant is inventor:
Tech fields:
airplane (40) · propeller (38) · None (34) · frame (31) · construction (30) · LTA (23) · propellers (21) · design (20) · propulsion (17) · military (13) · stability (13) · fuselage (12) · subsystem (12) · control (12) · wings (11) · balloon (9) · marine (9) · Aerodynamics (9) · aerial propeller (9) · metal (8)
Full specification filed date:
Application number:
None (79) · 25723218 (2)
Granted:
Supplementary to patent:
None (225) · Patent US-1915-1217790 (2)
Related to aircraft:
Patent agent:
None (40) · None (16) · Marks & Clerk (14) · Boult, Wade & Tennant (11) · Haseltine, Lake & Co. (9) · Munn & Co. (9) · W. P. Thompson & Co. (6) · Abel & Imray (4) · A. A. Thornton (3) · Brewer & Son (3) · Herbert Haddan & Co. (3) · Davis & Davis (3) · John P. Tarbox (3) · A. M. & William Clark (3) · Jensen & Son (3)
National tech categories: (Click arrow to add another value)
IPCs:
None (129) · IPC B64C35/00 (13) · IPC B64C1/00 (13) · IPC B64C3/00 (11) · IPC B64C3/18 (9) · IPC B64C39/00 (8) · IPC B64B1/00 (7) · IPC B64C11/04 (7) · IPC B64C11/20 (6) · IPC B64C13/00 (6) · IPC B64C1/06 (4) · IPC B64C23/00 (4) · IPC B64C11/16 (3) · IPC B63H1/12 (3) · IPC B64C25/00 (3) · IPC B64C17/00 (3)
CPCs:
None (16) · CPC B64B1/00 (15) · CPC B64C3/00 (14) · CPC B64C13/00 (11) · CPC B64C35/00 (10) · CPC B64C11/343 (9) · CPC B64C2700/6235 (9) · CPC B64C11/006 (8) · CPC B64C11/04 (8) · CPC B64C39/00 (7) · CPC B64C11/48 (7) · CPC B64C2001/0081 (6) · CPC B64C2700/6256 (6) · CPC B64C1/00 (6) · CPC B64C2001/0063 (5) · CPC B64C27/463 (5) · CPC B64C2700/6295 (5) · CPC B64C3/18 (5) · CPC F05B2260/96 (5)
First filing:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:

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