Drilldown: Patents

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Patents > Office : DE or IT or US & Applicant firm : Luft-Verkehrs-Gesellschaft m.b.H. or Sperry Gyroscope Company

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Year filed:
None (1) · 1910 (1) · 1911 (3) · 1912 (1) · 1914 (7) · 1915 (4) · 1916 (1) · 1917 (3) · 1918 (3) · 1919 (1)
Year granted:
1911 (2) · 1912 (1) · 1915 (1) · 1916 (1) · 1917 (2) · 1918 (8) · 1919 (2) · 1920 (4) · 1921 (2) · 1923 (2)
Office: (Click arrow to add another value)
Inventors:
None (9) · Arthur Lionel Rawlings (1) · Elmer A. Sperry (1) · Elmer Ambrose Sperry (3) · Geoffrey Harrison Brancker (1) · Hannibal C. Ford (2) · Harry L. Tanner (3) · Lawrence Burst Sperry (3) · Morris M. Titterington (2) · Romeo Wankmüller (3)
Inventor country:
None (1) · DE (10) · GB (1) · US (13)
Applicant person:
None (15) · Arthur Lionel Rawlings (1) · Elmer Ambrose Sperry (1) · Geoffrey Harrison Brancker (1) · Harry L. Tanner (1) · Lawrence Burst Sperry (3) · Morris M. Titterington (2) · Romeo Wankmüller (2)
Applicant firm: (Click arrow to add another value)
Applicant type:
None (4) · COMPANY (9) · COMPANY + INDIV (3) · COMPANY+INDIV (2) · INDIV (3) · UNIV-PRO-GOV (4)
Applicant is inventor:
None (7) · No (8) · Yes (10)
Tech fields:
instrument (9) · airplane (8) · gyroscope (8) · navigation (8) · compass (7) · LTA (5) · airship (3) · subsystem (3) · gyro-compass (3) · engine (2) · piloting (2) · None (2)
Filing date:
1910 (1) · 1911 (3) · 1912 (1) · 1914 (7) · 1915 (4) · 1916 (1) · 1917 (4) · 1918 (3) · 1919 (1)
Full specification filed date:
None (25)
Application number:
None (19) · 1045715 (1) · 1911607469 (1) · 1911635268 (1) · 20105717 (1) · 326209D (1) · 326429D (1)
Grant date:
None (7) · 1911 (2) · 1912 (1) · 1915 (1) · 1916 (1) · 1917 (1) · 1918 (3) · 1919 (1) · 1920 (4) · 1921 (2) · 1923 (2)
Granted:
Yes (25)
Publication date:
February 1918 (1) · March 1918 (1) · January 1919 (2) · September 1920 (1)
Supplementary to patent:
None (18) · Patent DE-1909-06-09 Romeo Wankmüller (1) · Patent DE-1911-288818 (1) · Patent GB-1911-2636 (2) · Patent US-1911-1279471 (1) · Patent US-1912-1186856 (1) · Patent US-1914-1273799 (2)
Related to aircraft:
None (2) · 1 (17) · Yes (6)
Patent agent:
None (11) · A. du Bois-Reymond, M. Wagner u. G. Lemke (2) · Herbert H. Thompson (9) · Meyers . . . (1) · None (1) · Spear, Middleton, Donaldson & Spear (1)
Assigned to:
None (13) · Luft-Verkehrs-Gesellschaft m.b.H. (1) · Sperry Gyroscope Company (11)
National tech categories:
None (12) · DE 42c.35 (2) · DE 46b (1) · DE 46c.5 (1) · DE 77h.5 (5) · IT 8 (1) · UPSC 33/232 (1) · USPC 244/127 (2)
IPCs:
None (15) · IPC B64C13/24 (1) · IPC B64C3/00 (1) · IPC B64C9/00 (1) · IPC F41D11/22 (1) · IPC G01C19/36 (1) · IPC G01C19/38 (1) · IPC G01P3/36 (2) · IPC G01P5/06 (1) · IPC G05D1/02 (1)
CPCs:
None (7) · CPC B60Q1/34 (1) · CPC B60R11/0235 (1) · CPC B64B1/40 (2) · CPC B64C13/24 (1) · CPC B64C17/00 (2) · CPC B64C2700/6235 (2) · CPC B64C3/00 (2) · CPC F41A19/05 (1) · CPC G01C19/36 (1) · CPC G01C19/38 (4) · CPC G01P3/36 (2) · CPC G01P5/06 (1) · CPC G05D1/0206 (1) · CPC Y10S74/08 (1) · CPC Y10T74/12 (1) · CPC Y10T74/1204 (2) · CPC Y10T74/1225 (2) · CPC Y10T74/1229 (1) · CPC Y10T74/1282 (1) · CPC Y10T74/1289 (1) · CPC Y10T74/18096 (1) · CPC Y10T74/18328 (1) · CPC Y10T74/20012 (1) · CPC Y10T74/2186 (1)
Family year:
None (4) · 100 - 199 (1) · 1900 - 1999 (20)
First filing:
None (6) · No (12) · Yes (7)
Cites these patents:
None (24) · Patent US-1914-1274622 (1)
Citations from after 1930:
None (25)
Number of text pages:
None (6) · 1 - 2 (2) · 2 - 3 (7) · 3 - 20 (10)
Number of claims:
None (6) · 1 - 3 (3) · 3 - 4 (3) · 4 - 9 (7) · 9 - 70 (6)
Number of diagram pages:
None (6) · 1 (11) · 2 (4) · 3 (1) · 5 (3)
Number of figures:
None (6) · 1 - 2 (2) · 2 - 4 (4) · 4 - 6 (5) · 6 - 12 (8)

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