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Patents > Year granted: 1920 - 1929 & Granted: Yes & Number of claims: 4-20

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Office:
Inventors:
None (30) · Henry Kleckler (8) · Robert Kemp (5) · Charles Arthur Wragg (4) · William L. Gilmore‎ (3) · Joseph Vanorio (3) · Lawrence Burst Sperry (3) · Ernst Heinkel‎ (3) · Nelson W. Dalton (3) · John P. Tarbox (3) · Charles F. Willard (3)
Inventor country:
Applicant person:
None (59) · Henry Kleckler (6) · Lawrence Burst Sperry (3) · Nelson W. Dalton (3) · Ernst Heinkel (3) · Charles F. Willard (3) · John William Rapp (3) · Joseph Vanorio (3) · Charles Arthur Wragg (3)
Applicant firm:
None (140) · Curtiss Aeroplane (15) · Westinghouse Electric & Manufacturing Company (5) · Sperry Gyroscope Company (5) · Luftschiffbau Zeppelin G. m. b. H. (3) · Daimler Motoren-Gesellschaft (3) · L W F Engineering Company (3) · Curtiss Aeroplane and Motor Corporation (3) · Rumpler-Werke G.m.b.H. in Berlin-Johannisthal (3) · Société Anonyme des Établissements Nieuport (3)
Applicant is inventor:
Tech fields:
airplane (60) · Design (35) · None (31) · frame (30) · construction (27) · propellers (26) · wings (24) · control (18) · propeller (16) · LTA (15) · fuselage (15) · propulsion (15) · Biplane (14) · landing (14) · stability (13) · subsystem (12) · aerodynamics (11) · chassis (10)
Full specification filed date:
Application number:
None (60)
Granted: (Click arrow to add another value)
Publication date:
Supplementary to patent:
None (192) · Patent US-1918-1589780 (3)
Related to aircraft:
Patent agent:
None (99) · John P. Tarbox (17) · Herbert H. Thompson (8) · None (4) · H. R. Kerslake (3) · Munn & Co. (3) · William Wallace White (3) · Henry Lucke (2) · Chappell & Earl? (2) · A. M. & William Clark (2) · Société G. Breton, P. Audy, J. Rousset, A. Vergé (2) · E. Wattier (2) · Dupont et Elluin (2) · Thomas A. Hill (2) · Louis Tailfer (2) · Davis & Davis (2) · Philip -- Ricekweich? (2) · Haseltine, Lake & Co.‎ (2) · Kerr, Page, Cooper & Hayward (2) · Joseph F. O'Brien (2)
National tech categories:
None (127) · FR 6.4 (22) · HU V/h (14) · DE 77h.5 (10) · DE 77h.6 (5) · DE 77h.15 (4) · AT 77d (3) · CH 129b (3) · DE 77h.7 (3) · USPC 244/119 (2) · DE 77h.9 (2) · USPC 244/101 (2) · DE 77h.2 (2) · USPC 244/22 (2) · USPC 244/234 (2) · USPC 244/87 (2) · USPC 244/231 (2)
IPCs:
None (39) · IPC B64C3/00 (22) · IPC B64C1/00 (11) · IPC B64C35/00 (11) · IPC B64C39/00 (9) · IPC B64C25/00 (8) · IPC B64C17/00 (7) · IPC B64C23/00 (7) · IPC B64C13/00 (7) · IPC B64C11/00 (6) · IPC B64C11/04 (6) · IPC B64C3/18 (5) · IPC B64B1/58 (5) · IPC B64C13/12 (5) · IPC B64C11/20 (5) · IPC B64C3/38 (4) · IPC B64D27/00 (4) · IPC B64B1/64 (4)
CPCs:
None (27) · CPC B64C3/00 (22) · CPC B64C2700/6235 (10) · CPC B64C35/00 (10) · CPC B64C2700/6233 (9) · CPC B64C13/00 (8) · CPC B64C17/00 (7) · CPC B64C23/005 (7) · CPC B64C11/04 (7) · CPC B64F2700/6226 (6) · CPC B64C13/12 (6) · CPC B64C2700/6256 (5) · CPC B64C2001/0063 (5) · CPC B64B1/58 (5) · CPC B64C39/00 (5) · CPC B64C1/00 (5)
First filing:
Citations from after 1930:
Number of diagram pages:

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