Drilldown: Patents

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Patents > Year filed: 1920 - 1929 & Inventor location: None & Number of diagram pages: 2

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Year filed:
1920 (7) · 1921 (2) · 1922 (1) · 1927 (1)
Year granted:
None (3) · 1920 (2) · 1921 (1) · 1922 (2) · 1924 (1) · 1925 (1) · 1928 (1)
Office:
CA (1) · DE (3) · FR (2) · GB (3) · US (2)
Inventors:
None (3) · Charles Arthur Wragg (1) · Ernst Heinkel (1) · Eugene Ludwig Greenewald (1) · George Lanzius (1) · Georges Provost (1) · John Arthur Weis (1) · Jules Gastambide (1) · Nikola Tesla (1) · Robert Gastambide (1) · William S. Hull (1)
Inventor country:
AU (1) · DE (4) · FR (2) · US (5)
Inventor location: (Click arrow to add another value)
Applicant person:
None (4) · Charles Arthur Wragg (1) · Ernst Heinkel (1) · Eugene Ludwig Greenewald (1) · George Lanzius (1) · Georges Provost (1) · John Arthur Weis (1) · Jules Gastambide (1) · Robert Gastambide (1) · William S. Hull (1)
Applicant firm:
None (7) · Daimler-Motoren-Gesellschaft (1) · Koylinoyl Suspension Corporation (1) · Vickers Limited (1) · Zeppelin-Werke G.m.b.H. (1)
Applicant type:
None (1) · COMPANY (3) · COMPANY+INDIV (1) · INDIV (6)
Applicant is inventor:
None (2) · No (2) · Yes (7)
Tech fields:
None (11)
Filing date:
1920 (7) · 1921 (2) · 1922 (1) · 1927 (1)
Full specification filed date:
None (11)
Application number:
None (11)
Grant date:
None (4) · 1920 (2) · 1921 (1) · 1922 (2) · 1924 (1) · 1928 (1)
Granted:
No (2) · Yes (9)
Publication date:
None (6) · 1920 (1) · 1922 (1) · 1924 (2) · 1925 (1)
Supplementary to patent:
None (4) · Patent AU-1914-14892 (1) · Patent DE-1915-05-31 Daimler Motoren-Gesellschaft (1) · Patent DE-1917-306449 (1) · Patent DE-1922-392861 (1) · Patent FR-1917-493342 (1) · Patent GB-1919-07-29 Vickers Limited (1) · Patent GB-1920-04-06 Vickers Limited (1) · Patent US-1918-1589780 (1) · Patent US-1928-1655113 (1)
Related to aircraft:
.5 (1) · 1 (8) · Yes (2)
Patent agent:
None (5) · A. Albright? (1) · Browne & Co. (1) · L. Chassevent (1) · P. Degroote (1) · W. P. Thompson & Co. (1) · William Wallace White (1)
Assigned to:
None (11)
National tech categories:
None (5) · CA 267/5 (1) · DE 77h.5 (2) · DE 77h.9 (1) · FR 6.4 (2)
IPCs:
IPC B60G7/02 (1) · IPC B64C21/08 (1) · IPC B64C27/04 (1) · IPC B64C29/00 (1) · IPC B64C3/00 (1) · IPC B64C3/38 (1) · IPC B64C3/54 (1) · IPC B64C3/56 (1) · IPC B64C35/00 (1) · IPC B64D27/00 (1) · IPC B64D27/04 (1) · IPC B64D31/04 (1) · IPC B64F1/22 (1)
CPCs:
None (1) · B64D31/04 (1) · CPC B64D27/04 (1) · CPC B64C13/30 (1) · CPC B64C27/04 (1) · CPC B64C29/0025 (1) · CPC B64C3/00 (1) · CPC B64C3/38 (1) · CPC B64C3/54 (1) · CPC B64C3/56 (1) · CPC B64C35/008 (1) · CPC B64C9/18 (1) · CPC B64D27/00 (1) · CPC B64F1/221 (1) · CPC Y02T50/10 (1)
Family year:
None (1) · 1914 (1) · 1915 (1) · 1917 (1) · 1919 (2) · 1920 (1) · 1921 (3) · 1922 (1)
First filing:
None (4) · No (4) · Yes (3)
Cites these patents:
None (11)
Citations from after 1930:
None (2)
Number of text pages:
2 (2) · 3 (3) · 4 (3) · 5 (2) · 8 (1)
Number of claims:
2 - 4 (3) · 4 - 13 (8)
Number of diagram pages:
2 (11)
Number of figures:
4 - 5 (2) · 5 - 30 (9)

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