Drilldown: Patents

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Patents > Grant date: 1920 & First filing: Other & Number of figures: None

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Year filed:
None (2) · 1915 (7) · 1916 (11) · 1917 (19) · 1918 (55)
Year granted:
1916 (1) · 1918 (1) · 1920 (91) · 1921 (1)
Office:
CH (1) · DE (1) · FR (18) · GB (19) · US (55)
Inventors:
None (29) · Ralph Hazlett UPSON (2) · John William Rapp (2) · Louis Paulhan (2) · Melville W MIX (2)
Inventor country:
None (46) · AT (1) · CH (2) · DE (1) · FR (17) · GB (10) · IT (1) · US (16)
Inventor location:
None (93) · Minneapolis, Minnesota (1)
Applicant person:
None (11) · Frederick Handley Page (6) · HANRIOT (3) · MOTEURS SALMSON (2) · John William Rapp (2) · Louis Paulhan (2) · GOODYEAR TIRE RUBBER (2) · MIX MELVILLE W (2) · James Vernon Martin (2) · Chessborough Mackenzie-Kennedy (2)
Applicant firm:
None (85) · B.F. Goodrich company (1) · Établissements de Dion-Bouton (1) · Oesterreichische Daimler Motoren A. G. (1) · Société anonyme Astra AB (2) · Société des Avions Louis Bréguet (4)
Applicant type:
None (13) · COMPANY (21) · INDIV (59) · UNIV-PRO-GOV (1)
Applicant is inventor:
No (46) · Yes (48)
Tech fields:
None (88) · aerial propellers (1) · aerodynamics (1) · airplane (4) · construction (2) · design (1) · electricity (1) · frame (1) · motors (1) · propeller (2) · propellers (1) · propulsion (1) · steering (1) · subsystem (1) · wind tunnel (1)
Filing date:
1915 (7) · 1916 (12) · 1917 (19) · 1918 (56)
Full specification filed date:
None (94)
Application number:
None (2)
Grant date:
January 1920 (8) · February 1920 (7) · March 1920 (15) · April 1920 (2) · May 1920 (9) · June 1920 (15) · July 1920 (6) · August 1920 (8) · September 1920 (4) · October 1920 (10) · November 1920 (3) · December 1920 (7)
Granted:
Yes (94)
Publication date:
June 1920 (1) · January 1921 (2)
Supplementary to patent:
None (92) · Patent AT-1914-07-14 Oesterreichische Daimler Motoren A. G. (1) · Patent FR-1911-436934 (1)
Related to aircraft:
None (50) · 1 (37) · No (1) · Yes (6)
Patent agent:
None (92) · Émile Bert (1) · M. Zerolo (1)
Assigned to:
None (93) · Alois Leutenegger (1) · Fritz Müller (1)
National tech categories:
None (88) · FR 12.3 (1) · FR 5.8 (1) · FR 6.4 (1) · USP 244/231 (1) · USPC 244/131 (1) · USPC 244/221 (1) · USPC 244/87 (1) · USPC 244/90R (1) · USPC 403/391 (1)
IPCs:
None (87) · IPC B64C11/04 (1) · IPC B64C11/20 (1) · IPC B64C13/00 (2) · IPC B64C3/00 (1) · IPC F02D9/00 (1) · IPC G01M9/00 (1)
CPCs:
CPC B64C13/00 (9) · CPC B64C2700/6256 (9) · CPC B64C17/00 (7) · CPC B64C2700/6295 (5) · CPC B62C5/04 (5) · CPC B64C3/00 (5) · CPC B64C39/00 (4) · CPC B64C2700/6235 (4) · CPC B64C11/04 (4) · CPC B64C3/18 (3) · CPC B64C3/185 (3) · CPC B64C2700/6218 (3) · CPC B64C2700/6212 (3) · CPC B64C11/16 (3) · CPC B64C11/20 (3) · CPC B64C23/005 (3)
Family year:
None (2) · 1915 (7) · 1916 (12) · 1917 (17) · 1918 (56)
First filing: (Click arrow to add another value)
Cites these patents:
None (94)
Citations from after 1930:
None (94)
Number of text pages:
None (92) · 1 (1) · 44,346,018 (1)
Number of claims:
None (93) · 1 (1)
Number of diagram pages:
None (94)
Number of figures:
None (94)

Showing below up to 94 results in range #1 to #94.

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