Drilldown: Patents

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Patents > Full specification filed date: December 31, 1969 & Application number : 25758 or propeller

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Year filed:
None (1) · 1870 - 1879 (1) · 1900 - 1909 (3) · 1910 - 1919 (3)
Year granted:
1870 - 1879 (1) · 1880 - 1889 (1) · 1900 - 1909 (2) · 1910 - 1919 (4)
Office:
US (8)
Inventors:
Charles B. WAINWRIGHT (1) · Eugene F. FALCONNET (1) · James W WOODINGTON (1) · John C. LANGILLE (1) · John ZIMMERLI (1) · Romain DE BERSAQUES (1) · Thomas J WHALEN (1) · Wiltje PARS (1)
Inventor country:
US (8)
Applicant person:
None (3) · BERSAQUES SAFETY AEROPLANE (1) · PARS WILTJE (1) · WHALEN Thomas J (1) · WOODINGTON JAMES W (1) · ZIMMERLI J (1)
Applicant firm:
None (8)
Applicant type:
None (3) · COMPANY (1) · INDIV (4)
Applicant is inventor:
No (1) · Yes (7)
Tech fields:
Airplane (5) · helicopter (1) · LTA (2)
Filing date:
December 31, 1969 (8)
Full specification filed date:
December 31, 1969 (8)
Application number: (Click arrow to add another value)
Grant date:
1870 - 1879 (1) · 1910 - 1919 (3) · 1960 - 1969 (4)
Granted:
None (4) · Yes (4)
Publication date:
None (3) · 1960 - 1969 (4) · 2150 - 2159 (1)
Supplementary to patent:
1874-03-24 (1) · 1883-11-08 (1) · 1906-10-13 (1) · 1907-10-29 (1) · 1909-08-14 (1) · 1911-05-09 (1) · 1911-06-13 (1) · 1912-01-23 (1)
Related to aircraft:
None (4) · Yes (4)
Patent agent:
None (4) · 1885-02-10 (1) · 1908-03-17 (1) · 1908-03-31 (1) · 1910-08-16 (1)
Assigned to:
0.5 (1) · 1 (7)
National tech categories:
None (5) · 492155 (1) · FR 557124 (1) · FR 581772 (1)
IPCs:
None (8)
CPCs:
None (4) · 1 (4)
Family year:
December 31, 1969 (4)
First filing:
None (7) · Yes (1)
Cites these patents:
1910 (1) · 1911 (1) · 1912 (1) · CPC B64C13/00 (1) · South Dakota (1) · USPC 244/125 (1) · USPC 244/15 (1) · USPC 244/70 (1)
Citations from after 1930:
None (8)
Number of text pages:
None (2) · 1,885 (1) · 1,907 (1)
Number of claims:
None (7) · 2 (1)
Number of diagram pages:
None (3) · 1 (1) · 1,906 (1) · 1,909 (1) · 47,448,203 (1) · 47,463,214 (1)
Number of figures:
None (4) · 1 (2) · 43,945,654 (1) · 45,811,370 (1)

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