Drilldown: Patents

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Patents > Applicant is inventor: None & National tech categories: None & Number of claims: 7-9

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Year filed:
1908 (1) · 1913 (1) · 1915 (2) · 1917 (1) · 1918 (2) · 1920 (1)
Year granted:
None (1) · 1908 (1) · 1913 (1) · 1915 (1) · 1917 (1) · 1919 (1) · 1920 (1) · 1921 (1)
Office:
GB (3) · NZ (1) · US (4)
Inventors:
None (1) · Everard Richard Calthrop (2) · Frederick Sigrist (1) · Henri Kapferer (1) · Merrill Elbridge Clark (1) · Morris M. Titterington (1) · William Cochrane (1)
Inventor country:
DE (1) · FR (1) · GB (4) · US (2)
Applicant person:
None (3) · Everard Richard Calthrop (2) · Frederick Sigrist (1) · Merrill Elbridge Clark (1) · Morris M. Titterington (1)
Applicant firm:
None (4) · Daimler-Motoren-Gesellschaft (1) · Société anonyme Astra (1) · Sopwith Aviation Company Limited (1) · Sperry Gyroscope Company (1)
Applicant type:
None (2) · COMPANY (1) · COMPANY+INDIV (2) · INDIV (3)
Applicant is inventor: (Click arrow to add another value)
Tech fields:
airplane (2) · Astra-Torres (1) · cargo (1) · compartments (1) · construction (2) · control (1) · dirigible (1) · engine (1) · fabric (1) · frame (1) · fuselage (1) · instrument (1) · Leonardo Torres Quevedo (1) · LTA (1) · marine (1) · motor (1) · parachute (1) · parachutes (1) · propeller (2) · safety (1) · stability (1) · storage (1) · surface (1) · transportation (1) · wings (1)
Filing date:
1908 (1) · 1913 (1) · 1915 (2) · 1917 (1) · 1918 (2) · 1920 (1)
Full specification filed date:
September 13, 1917 (1)
Application number:
None (4) · 191304697D (1) · 191508337D (1) · 22256118 (1) · US19170191287 (1)
Grant date:
None (2) · 1913 (1) · 1915 (1) · 1917 (1) · 1919 (1) · 1920 (1) · 1921 (1)
Granted:
None (2) · No (1) · Yes (5)
Publication date:
April 16, 1908 (1)
Supplementary to patent:
None (7) · Patent DE-1915-05-31 Daimler Motoren-Gesellschaft (1)
Related to aircraft:
-1 (2) · 1 (6)
Patent agent:
None (4) · H. R. Kerslake (1) · Herbert H. Thompson (1) · J. D. Roots & Co. (1) · Wheatley & Mackenzie (1)
Assigned to:
None (6) · Astra Societe Anonyme (1) · Sperry Gyroscope Company (1)
National tech categories: (Click arrow to add another value)
IPCs:
None (4) · IPC B64B1/58 (1) · IPC B64C1/08 (1) · IPC B64D27/04 (1) · IPC B64D31/04 (1) · IPC G01P5/06 (1)
CPCs:
None (1) · B64D31/04 (1) · CPC B64D27/04 (1) · CPC B64B1/58 (1) · CPC B64C1/08 (1) · CPC B64C17/00 (1) · CPC B64C2700/6219 (1) · CPC B64D17/52 (EP) (1) · CPC B64D17/80 (EP) (1) · CPC G01P5/06 (1)
Family year:
None (3) · 1913 (1) · 1915 (2) · 1917 (1) · 1918 (1)
First filing:
None (5) · No (1) · Yes (2)
Cites these patents:
None (8)
Citations from after 1930:
None (8)
Number of text pages:
3 (4) · 4 (2) · 5 (2)
Number of claims:
7 (3) · 8 (3) · 9 (2)
Number of diagram pages:
1 (3) · 2 (5)
Number of figures:
1 - 6 (3) · 6 - 13 (5)

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