Drilldown: Patents

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Patents > Grant date: 1920 - 1929 & Related to aircraft: 1 & Citations from after 1930: 5-6

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Year filed:
1917 (1) · 1918 (7) · 1920 (1) · 1921 (2) · 1922 (1)
Year granted:
1920 (2) · 1921 (1) · 1922 (4) · 1923 (1) · 1924 (2) · 1925 (1) · 1927 (1)
Office:
US (12)
Inventors:
Alfred John Macy (1) · Arthur L. Thurston (1) · Charles B. Kirkham (1) · Erastus E. Winkley (1) · Frank McCarroll (1) · George W. Morrow (1) · Henry E. Krammer (1) · James M. H. Jacobs (1) · John William Rapp (1) · Joseph Vanorio (1) · Melville W. Mix (1) · Orville Wright (1) · Pieter Barteld Van Leggelo (1) · Thomas Foster Hamilton (1) · William Leslie Denham (1)
Inventor country:
NL (1) · US (12)
Inventor location:
None (8) · Alabama (1) · Birmingham, Alabama (1) · Dayton (1) · Indiana (1) · Jefferson county, AL (1) · Milwaukee (1) · Wisconsin (1)
Applicant person:
Alfred John Macy (1) · Charles B. Kirkham (1) · Erastus E. Winkley (1) · Frank McCarroll (1) · George W. Morrow (1) · Henry E. Krammer (1) · James M. H. Jacobs (1) · John William Rapp (1) · Joseph Vanorio (1) · Melville W. Mix (1) · Orville Wright (1) · Pieter Barteld Van Leggelo (1) · Thomas Foster Hamilton (1) · William Leslie Denham (1)
Applicant firm:
None (9) · Cloverleaf Propeller Co. (1) · Curtiss Aeroplane (1) · Dayton Wright Company (1)
Applicant type:
COMPANY+INDIV (2) · INDIV (10)
Applicant is inventor:
No (1) · Yes (11)
Tech fields:
None (3) · aerial propellers (1) · construction (1) · controls (1) · dashboard (1) · Fuselage (2) · helicopter (1) · indicator (1) · landing (1) · landing gear (1) · Propeller (1) · stability (1) · Wing (1)
Filing date:
1917 (1) · 1918 (7) · 1920 (1) · 1921 (2) · 1922 (1)
Full specification filed date:
None (12)
Application number:
None (5) · 20975317 (1) · 21079218 (1) · 22495318 (1) · 24186018 (1) · 25810218 (1) · 25886718 (1) · 26048918 (1)
Grant date:
1920 (2) · 1921 (1) · 1922 (4) · 1923 (1) · 1924 (2) · 1925 (1) · 1927 (1)
Granted:
Yes (12)
Publication date:
None (12)
Supplementary to patent:
None (12)
Related to aircraft: (Click arrow to add another value)
Patent agent:
Charles W. Hills (1) · Dewey, Strong, Townsend & Loftus (1) · F. W. Barker (1) · Francis D. Hardesty (1) · J. C. Ledbetter (1) · James R. Townsend (1) · John P. Tarbox (1) · Joseph F. O'Brien (1) · Munn & Co. (2) · N. S. Amstutz (1) · Van Esman, Fish, & Hildenrath (1)
Assigned to:
None (12)
National tech categories:
None (10) · USPC 244/102SL (1) · USPC 244/17.15 (1)
IPCs:
IPC B63B7/00 (1) · IPC B63B7/08 (1) · IPC B63H1/12 (1) · IPC B64B1/00 (1) · IPC B64C1/26 (1) · IPC B64C1/30 (1) · IPC B64C11/20 (1) · IPC B64C17/00 (1) · IPC B64C25/00 (1) · IPC B64C25/10 (1) · IPC B64C27/04 (1) · IPC B64C27/28 (1) · IPC B64C3/00 (1) · IPC B64C3/50 (1) · IPC B64C9/14 (1) · IPC B64F1/20 (1) · PC B64C27/00 (1)
CPCs:
CPC B63B7/08 (1) · CPC B63H1/18 (1) · CPC B63H1/26 (1) · CPC B64B1/00 (1) · CPC B64C1/26 (1) · CPC B64C1/30 (1) · CPC B64C11/205 (1) · CPC B64C17/00 (1) · CPC B64C2025/125 (1) · CPC B64C25/10 (1) · CPC B64C27/04 (1) · CPC B64C27/28 (1) · CPC B64C2700/6212 (1) · CPC B64C2700/6233 (1) · CPC B64C2700/629 (1) · CPC B64C3/00 (1) · CPC B64C3/50 (1) · CPC B64C9/146 (1) · CPC B64F1/20 (1) · CPC Y10T403/7084 (1)
Family year:
None (1) · 1917 (1) · 1918 (7) · 1920 (1) · 1921 (1) · 1922 (1)
First filing:
Yes (12)
Cites these patents:
None (11) · Patent US-1920-376325 (1)
Citations from after 1930:
5 (6) · 6 (6)
Number of text pages:
2 - 3 (3) · 3 - 5 (3) · 5 - 9 (6)
Number of claims:
1 - 4 (2) · 4 - 10 (5) · 10 - 60 (5)
Number of diagram pages:
1 - 3 (3) · 3 - 5 (4) · 5 - 7 (5)
Number of figures:
5 - 7 (2) · 7 - 13 (3) · 13 - 30 (7)

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