Drilldown: Patents

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Patents > Year granted: 1920 - 1929 & Applicant type : COMPANY or COMPANY + INDIV or INIDV & Application number : hybrid or None & Granted: Yes & First filing : No or Other

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Year filed:
1913 (2) · 1915 (3) · 1916 (5) · 1917 (8) · 1918 (4) · 1919 (2) · 1920 (3) · 1927 (1)
Year granted:
1920 (12) · 1921 (9) · 1922 (5) · 1924 (1) · 1928 (1)
Office:
CA (1) · DE (12) · FR (1) · GB (4) · HU (8) · US (2)
Inventors:
None (19) · Bruno Kannenberg (1) · Claudius Dornier (1) · Gabriel Letsch (2) · Lawrence Burst Sperry (1) · Louis T Frederick (1) · Oscar Wilcke (1) · Robert Kemp (1) · Sydney James Waters (1)
Inventor country:
Bavaria (1) · DE (22) · FR (1) · GB (1) · HU (1) · US (3)
Applicant person:
None (23) · Claudius Dornier (1) · Gabriel Letsch (1) · Lawrence Burst Sperry (1) · Sydney James Waters (1) · Westinghouse Electric and Manufacturing Company (1)
Applicant firm:
None (3) · AGO Flugzeugwerke G. m. b. H. (3) · Allgemeine Elektricitäts-Gesellschaft (2) · Alphonse Tellier et Cie (1) · Daimler Motoren-Gesellschaft (2) · Daimler-Motoren-Gesellschaft (3) · Flugmaschine Rex G.m.b.H. (1) · Gesellschaft für Apparatenbau A. R. Ahrent und P. Heylandt G.m.b.H. (1) · Gloster Aircraft Company, Limited (1) · Lawrence Sperry Aircraft Company, Inc. (1) · Luftschiffbau Schütte-Lanz (1) · Luftschiffbau Zeppelin G. m. b. H. (3) · Magyar Lloyd Repülőgép- és Mótorgyár-Részvénytársaság (1) · Siemens & Halske Aktiengesellshaft (1) · Westinghouse Canada Limited (1) · Zahnradfabrik G.m.b.H. (1) · Zeppelin Hallenbau G. m. b. H. (1) · Zeppelin-Werke G.m.b.H. (1)
Applicant type: (Click arrow to add another value)
Applicant is inventor:
None (10) · No (10) · Yes (8)
Tech fields:
airplane (15) · design (6) · military (4) · propulsion (4) · frame (4) · propellers (3) · propeller (3) · LTA (2) · triplane (2) · subsystem (2) · Safety (2) · navigation (2) · motors (2) · aerodynamics (2) · control (2) · gun (2) · biplane (2)
Filing date:
1910 - 1919 (23) · 1920 - 1929 (4) · 1960 - 1969 (1)
Full specification filed date:
None (26) · 1918 (1) · 1928 (1)
Application number: (Click arrow to add another value)
Grant date:
None (11) · 1900 - 1999 (16) · 5600 - 5699 (1)
Granted: (Click arrow to add another value)
Publication date:
None (5) · 0 - 99 (1) · 1900 - 1999 (22)
Supplementary to patent:
None (15) · Patent 1917-01-19 Siemens & Halske A.-G. (1) · Patent AT-1915-79205 (1) · Patent AT-1917-77075 (1) · Patent DE 1916-12-01 Gesellschaft für Apparatenbau A. R. Ahrent és P. Heylandt G.m.b.H. (1) · Patent DE-1913-01-31 Daimler Motoren-Gesellschaft (1) · Patent DE-1913-290120 (1) · Patent DE-1915-08-16 Allgemeine Elektricitäts-Gesellschaft‎ (1) · Patent DE-1915-11-24 Daimler Motoren-Gesellschaft (1) · Patent DE-1915-299150 (1) · Patent DE-1915-339218 (1) · Patent DE-1916-03-21 Allgemeine Elektricitäts-Gesellschaft (1) · Patent FR-1916-493411 (1) · Patent FR-1916-84082 (1) · Patent US-1918-1433728 (1)
Related to aircraft:
None (1) · 1 (17) · Yes (10)
Patent agent:
None (21) · 268596 (1) · Carpmaels & Radford (1) · Fell & James (1) · Herbert H. Thompson (1) · Jensen & Son (2) · M. Zerolo (1)
Assigned to:
None (26) · attorney Wesley Sloan? Schear? (1) · Lawrence Sperry Aircraft Company (1)
National tech categories:
None (6) · DE 37f.8 (1) · DE 77h.15 (2) · DE 77h.5 (7) · DE 77h.6 (1) · DE 77h.7 (1) · FR 6.4 (1) · HU V/h (8) · Westinghouse Electric and Manufacturing Company (1)
IPCs:
None (12) · IPC B64B1/00 (1) · IPC B64B1/58 (1) · IPC B64C1/12 (1) · IPC B64C11/00 (1) · IPC B64C13/30 (1) · IPC B64C3/00 (2) · IPC B64D 7/06 (1) · IPC B64D1/04 (1) · IPC B64D27/00 (1) · IPC B64D27/04 (2) · IPC B64D7/02 (3) · IPC E04H6/44 (1) · IPC F41D11/24 (1) · IPC G01M15/02 (1)
CPCs:
None (12) · CPC B64B1/58 (1) · CPC B64C1/12 (1) · CPC B64C11/00 (1) · CPC B64C13/00 (1) · CPC B64C3/00 (2) · CPC B64D1/04 (1) · CPC B64D27/00 (1) · CPC B64D27/04 (2) · CPC B64D2700/62692 (1) · CPC B64D7/02 (4) · CPC E04B1/346 (1) · CPC G01M15/02 (1)
Family year:
None (4) · 1910 - 1919 (22) · 1920 - 1929 (1) · 1960 - 1969 (1)
First filing: (Click arrow to add another value)
Cites these patents:
None (28)
Citations from after 1930:
None (28)
Number of text pages:
None (1) · 1 - 2 (3) · 2 - 3 (16) · 3 - 50,000,000 (8)
Number of claims:
None (2) · 1 - 2 (1) · 2 - 3 (12) · 3 - 4 (3) · 4 - 30 (10)
Number of diagram pages:
None (1) · 1 (25) · 2 (2)
Number of figures:
None (1) · 1 - 3 (14) · 3 - 4 (6) · 4 - 11 (7)

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