Drilldown: Patents

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Patents > Applicant type : COMPANY or Other & Patent agent : A. Ritter or Haseltine, Lake & Co. & Family year: 1800 - 1899 & Citations from after 1930: None

Use the filters below to narrow your results.

Year filed:
1889 (1) · 1891 (1) · 1893 (1) · 1895 (2) · 1896 (1) · 1897 (1) · 1898 (1)
Year granted:
1889 (1) · 1892 (1) · 1893 (1) · 1896 (2) · 1897 (1) · 1898 (1) · 1899 (1)
Office:
CH (3) · GB (5)
Inventors:
August Riedinger (2) · Carl Heinrich Oscar Roeper (1) · Edward Joel Pennington (2) · Hiram Stevens Maxim (1) · Leonardo Torres Quevedo (1) · Louis-Étienne Roze (1)
Inventor country:
DE (3) · ES (1) · FR (1) · GB (1) · US (2)
Applicant person:
None (3) · August Riedinger (2) · Carl Heinrich Oscar Roeper (1) · Leonardo Torres (1) · Louis-Étienne Roze (1)
Applicant firm:
None (8)
Applicant type: (Click arrow to add another value)
Applicant is inventor:
Yes (8)
Tech fields:
propeller (3) · stability (3) · LTA (2) · rudder (2) · navigation (2) · frame (2) · passenger (2) · propulsion (2) · rigid (2) · cargo (2) · aluminum (2)
Filing date:
1889 (1) · 1891 (1) · 1893 (1) · 1895 (2) · 1896 (1) · 1897 (1) · 1898 (1)
Full specification filed date:
None (4) · 1895 (1) · 1897 (1) · 1898 (2)
Application number:
None (8)
Grant date:
None (1) · 1892 (1) · 1893 (1) · 1896 (2) · 1897 (1) · 1898 (1) · 1899 (1)
Granted:
Yes (8)
Publication date:
April 17, 1889 (1)
Supplementary to patent:
None (7) · Patent FR-1898-03-21 Louis-Étienne Roze (1)
Related to aircraft:
0 (2) · 0.5 (1) · 1 (3) · Yes (2)
Patent agent: (Click arrow to add another value)
Assigned to:
None (8)
National tech categories:
None (4) · CH 12 (1) · CH 235 (1) · CH 94 (1) · GB 4 aëroplanes (1) · GB 4 framework (1) · GB 4 motors (1) · GB 4 propel & steer (1) · GB 4 starting (1) · GB 4 without buoyant (1)
IPCs:
None (5) · IPC B61B7/02 (1) · IPC F23K3/02 (1) · IPC F24F7/02 (1)
CPCs:
None (8)
Family year:
1889 (1) · 1891 (1) · 1893 (1) · 1895 (2) · 1896 (1) · 1897 (1) · 1898 (1)
First filing:
None (2) · No (2) · Yes (4)
Cites these patents:
None (8)
Citations from after 1930:
None (8)
Number of text pages:
2 - 3 (1) · 3 - 20 (7)
Number of claims:
1 - 5 (3) · 5 - 70 (5)
Number of diagram pages:
1 (6) · 6 (1) · 25 (1)
Number of figures:
1 - 7 (3) · 7 - 60 (5)

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