Drilldown: Patents

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Patents > Year granted: 1920 - 1929 & Number of claims: 5-7

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Office:
Inventors:
None (16) · Henry Kleckler (3) · Charles F. Willard (2) · Albert Francis Zahm (2) · Joseph Vanorio (2) · Lawrence Burst Sperry (2) · Nelson W. Dalton (2) · James M. H. Jacobs (2) · Anton Flettner (2)
Inventor country:
Inventor location:
None (87) · Seine (4) · Berlin (3) · New York state (2) · Budapest (2) · Pennsylvania (2)
Applicant person:
None (28) · Henry Kleckler (2) · Lawrence Burst Sperry (2) · Nelson W. Dalton (2) · Joseph Vanorio (2) · John William Rapp (2) · Charles F. Willard (2) · Anton Flettner (2)
Applicant is inventor:
Tech fields:
airplane (31) · design (14) · construction (14) · propeller (13) · None (12) · frame (12) · propellers (11) · control (10) · wings (10) · propulsion (9) · Fuselage (7) · landing (7) · stability (7) · steering (6) · marine (5) · helicopter (5) · hybrid (5)
Full specification filed date:
Application number:
None (27)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (43) · John P. Tarbox (9) · Herbert H. Thompson (4) · A. M. & William Clark (2) · Kerr, Page, Cooper & Haywood (2) · Haseltine, Lake & Co.‎ (2) · Dupont et Elluin (2)
National tech categories:
None (59) · FR 6.4 (11) · HU V/h (8) · DE 77h.6 (5) · DE 77h.5 (3) · AT 77d (2) · USPC 244/101 (2) · DE 77h.7 (2)
IPCs:
None (26) · IPC B64C3/00 (8) · IPC B64C1/00 (6) · IPC B64C13/00 (5) · IPC B64C11/00 (5) · IPC B64C35/00 (5) · IPC B64C11/04 (4) · IPC B64C11/36 (3) · IPC B64C23/00 (3) · IPC B64C39/00 (3) · IPC B64C17/00 (3) · IPC B64C25/00 (2) · IPC B64C13/12 (2) · IPC B64F1/22 (2) · IPC B64C3/18 (2) · IPC B64C3/54 (2) · IPC B64D27/00 (2) · IPC B64C11/20 (2) · IPC B64C1/08 (2) · IPC B64B1/58 (2)
CPCs:
None (15) · CPC B64C3/00 (10) · CPC B64C2700/6233 (7) · CPC B64C13/00 (6) · CPC B64C17/00 (4) · CPC B64C35/00 (4) · CPC B64C11/04 (4) · CPC B64C11/00 (3) · CPC B64C11/36 (3) · CPC B64C23/005 (3) · CPC B64C1/00 (3) · CPC B64C2001/0063 (3) · CPC B64C2700/6256 (3) · CPC B64C2700/6235 (3) · CPC B64C11/20 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:

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