Drilldown: Patents

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Patents > CPCs : CPC B64C11/22 or CPC B64C39/005 & Number of claims: 3-5

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Year filed:
1870 - 1879 (1) · 1880 - 1889 (2) · 1900 - 1909 (16) · 1910 - 1919 (33)
Year granted:
1870 - 1879 (1) · 1880 - 1889 (1) · 1890 - 1899 (1) · 1900 - 1909 (7) · 1910 - 1919 (40) · 1920 - 1929 (2)
Office:
DE (2) · FR (7) · GB (11) · US (32)
Inventors:
Ruter William Springer (2) · Edward Hoult (2)
Inventor country:
AU (1) · CA (2) · DE (3) · FR (4) · GB (8) · HU (1) · IE (1) · TN (1) · US (31)
Inventor location:
None (48) · Dusseldorf (1) · Fischamend (1) · Somme (1) · St. Louis (1)
Applicant person:
None (2) · Edward Hoult (2) · Ruter William Springer (2)
Applicant firm:
None (51) · Lang Propeller Limited (1)
Applicant type:
None (2) · COMPANY+INDIV (1) · INDIV (49)
Applicant is inventor:
Yes (52)
Tech fields:
propulsion (16) · airplane (11) · None (9) · Frame (9) · propeller (8) · LTA (8) · stability (7) · navigation (7) · helicopter (6) · design (5) · propellers (4) · HTA (4) · hybrid (4) · wings (3) · car (3) · construction (3) · rudder (3)
Filing date:
None (1) · 1870 - 1879 (1) · 1880 - 1889 (1) · 1900 - 1909 (16) · 1910 - 1919 (33)
Full specification filed date:
None (47) · 1910 (2) · 1912 (1) · 1917 (1) · 1918 (1)
Application number:
None (6)
Grant date:
None (1) · 1870 - 1879 (1) · 1880 - 1889 (1) · 1890 - 1899 (1) · 1900 - 1909 (7) · 1910 - 1919 (39) · 1920 - 1929 (2)
Granted:
No (1) · Yes (51)
Publication date:
None (42) · 1909 (1) · 1910 (3) · 1911 (1) · 1913 (1) · 1914 (1) · 1915 (1) · 1918 (1) · 1920 (1)
Supplementary to patent:
None (42) · Patent AT-1916-07-22 Oszkár Asbóth (1) · Patent CA-1909-126457 (2) · Patent FR-1908-401308 (1) · Patent FR-1912-461530 (1) · Patent GB-1909-6378 (1) · Patent GB-1911-12188 (1) · Patent US-1909-1010443 (1) · Patent US-1916-1208684 (1) · TN1910-11-05 (1)
Related to aircraft:
1 (39) · Yes (13)
Patent agent:
None (6) · Munn & Co. (4) · A. B. Willson & Co. (2) · Marks & Clerk (2) · Sigmund Herzog (2) · E. Blétry (2)
Assigned to:
None (51) · A. B. Bowman (1)
National tech categories:
None (17) · DE 77h.5 (1) · DE 77h.6 (1) · FR 6.2 (1) · FR 6.4 (6) · USPC 244/138A (1) · USPC 244/20 (8) · USPC 244/218 (1) · USPC 244/39 (2) · USPC 244/64 (1) · USPC 244/70 (9) · USPC 244/71 (1) · USPC 244/72 (1) · USPC 244/87 (1) · USPC 244/9 (3) · USPC 244/90R (1) · USPC 416/112 (2) · USPC 416/113 (2) · USPC 416/116 (1)
IPCs:
None (23) · IPC B64C11/20 (1) · IPC B64C11/22 (3) · IPC B64C39/00 (25)
CPCs: (Click arrow to add another value)
Family year:
None (2) · 1870 - 1879 (1) · 1880 - 1889 (1) · 1900 - 1909 (16) · 1910 - 1919 (32)
First filing:
No (12) · Yes (40)
Cites these patents:
None (52)
Citations from after 1930:
None (15) · 1 (8) · 3 (1) · 4 (1) · 5 (1)
Number of text pages:
2 - 3 (19) · 3 - 8 (33)
Number of claims:
3 (19) · 4 (19) · 5 (14)
Number of diagram pages:
1 (12) · 2 (18) · 3 (17) · 4 (3) · 5 (2)
Number of figures:
1 - 4 (9) · 4 - 5 (8) · 5 - 6 (11) · 6 - 8 (9) · 8 - 16 (15)

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