Drilldown: Patents

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Patents > Applicant person : John William Harrison or Émile Letord

Use the filters below to narrow your results.

Year filed:
1910 (1) · 1911 (3) · 1916 (4) · 1917 (10) · 1918 (7)
Year granted:
1911 (1) · 1912 (2) · 1913 (1) · 1919 (16) · 1920 (5)
Office:
CA (1) · FR (14) · GB (9) · US (1)
Inventors:
Émile Letord (21) · John William Harrison (4)
Inventor country:
FR (21) · US (4)
Inventor location:
None (24) · Missouri (1) · St. Louis (1)
Applicant person: (Click arrow to add another value)
Applicant firm:
None (25)
Applicant type:
INDIV (25)
Applicant is inventor:
Yes (25)
Tech fields:
control (7) · construction (7) · structure (5) · mounting (5) · wings (4) · assembly (4) · motors (3) · sustentation (3) · steering (3) · rudder (3) · propellers (3) · nacelle (3) · instruments (2) · ribs (2) · monitoring (2) · frame (2) · airplane (2) · suspension (2) · dashboard (2)
Filing date:
1910 (1) · 1911 (3) · 1916 (4) · 1917 (10) · 1918 (7)
Full specification filed date:
None (25)
Application number:
None (5) · 1732617 (1) · 1732817 (3) · 1910591942 (1) · 191125253D (1) · 253518 (1) · 253618 (1) · 437558D (1) · 494571D (2) · 496238D (1) · 496388D (2) · 503981D (1) · 510210D (2) · 510212D (2) · 99918 (1)
Grant date:
1911 (1) · 1912 (2) · 1913 (1) · 1919 (16) · 1920 (5)
Granted:
Yes (25)
Publication date:
None (11) · 1912 (1) · 1919 (7) · 1920 (6)
Supplementary to patent:
None (13) · Patent FR-1916-510210 (1) · Patent FR-1916-510211 (1) · Patent FR-1916-510212 (1) · Patent FR-1916-510213 (1) · Patent FR-1917-494365 (3) · Patent FR-1917-494365.21536 (1) · Patent FR-1917-494571 (1) · Patent FR-1917-494601 (1) · Patent GB-1918-130083 (1) · Patent US-1910-993987 (3)
Related to aircraft:
1 (24) · Yes (1)
Patent agent:
None (1) · Caïus Danzer (1) · Herbert Haddan & Co. (8) · J. Germain (13) · Knight Bros. (1) · Marks & Clerk (1)
Assigned to:
None (25)
National tech categories:
None (10) · CA 244/12 (1) · FR 12.3 (1) · FR 15.2 (1) · FR 6.4 (11) · USPC 244/13 (1) · USPC 244/50 (1)
IPCs:
None (2) · IPC B64C1/00 (1) · IPC B64C13/00 (1) · IPC B64C13/12 (1) · IPC B64C13/24 (1) · IPC B64C3/00 (2) · IPC B64C3/18 (3) · IPC B64C39/00 (3) · IPC B64D31/02 (2) · IPC B64D33/08 (1) · IPC B64D33/10 (5) · IPC F01P7/10 (1) · IPC F16F15/067 (1) · IPC G01P1/02 (1)
CPCs:
None (2) · CPC B64C1/065 (1) · CPC B64C13/00 (1) · CPC B64C13/0423 (1) · CPC B64C13/12 (1) · CPC B64C13/24 (1) · CPC B64C2001/0081 (1) · CPC B64C2700/6233 (1) · CPC B64C2700/6235 (1) · CPC B64C2700/6256 (1) · CPC B64C2700/6295 (1) · CPC B64C3/00 (2) · CPC B64C3/18 (3) · CPC B64C39/00 (2) · CPC B64C39/006 (1) · CPC B64D31/02 (2) · CPC B64D33/08 (1) · CPC B64D33/10 (5) · CPC F01P7/10 (1) · CPC F16F15/067 (1) · CPC G01P1/02 (1)
Family year:
None (1) · 1910 (3) · 1916 (8) · 1917 (9) · 1918 (4)
First filing:
No (12) · Yes (13)
Cites these patents:
None (25)
Citations from after 1930:
None (15) · 2 (1) · 3 (1)
Number of text pages:
1 (3) · 2 (15) · 3 (4) · 4 (2) · 11 (1)
Number of claims:
1 - 3 (19) · 3 - 7 (6)
Number of diagram pages:
1 (19) · 2 (4) · 3 (2)
Number of figures:
2 - 3 (5) · 3 - 4 (7) · 4 - 5 (6) · 5 - 30 (7)

Showing below up to 25 results in range #1 to #25.

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