Drilldown: Patents

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Patents > Office : DEG or GB & CPCs: CPC B64C23/005

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Year filed:
None (8) · 1908 (1) · 1909 (14) · 1910 (10) · 1911 (8) · 1912 (8) · 1913 (6) · 1914 (2) · 1915 (5) · 1916 (1)
Year granted:
None (2) · 1909 (7) · 1910 (13) · 1911 (11) · 1912 (10) · 1913 (5) · 1914 (2) · 1915 (6) · 1916 (2) · 1917 (2) · 1918 (3)
Office: (Click arrow to add another value)
Inventors:
Albert Ernest Downing (2) · Thomas Augustus Dring (2) · August Wendtland (2) · Alfred E. Wunderlich (2)
Inventor country:
None (7) · AT (3) · BE (3) · CA (1) · DE (6) · FR (6) · GB (23) · HU (1) · IT (1) · NZ (1) · Russia (1) · US (10) · ZA (1)
Applicant person:
None (4) · Thomas Augustus Dring (2) · Alfred E. Wunderlich (2) · Albert Ernest Downing (2)
Applicant firm:
None (62) · E. Rumpler Luftfahrzeugbau G.m.b.H. (1)
Applicant type:
agent (1) · COMPANY (2) · INDIV (61)
Applicant is inventor:
No (2) · Yes (61)
Tech fields:
None (29) · airplane (14) · propulsion (7) · frame (7) · design (5) · wings (5) · whole (5) · propeller (5) · stability (4) · propellers (4) · heavier-than-air (4) · hybrid (4) · helicopter (3) · navigation (3) · construction (3) · control (3) · lift (3)
Filing date:
1908 (1) · 1909 (13) · 1910 (14) · 1911 (8) · 1912 (8) · 1913 (6) · 1914 (2) · 1915 (5) · 1916 (2) · 1917 (1) · 1918 (3)
Full specification filed date:
None (45) · 1909 (3) · 1910 (8) · 1911 (4) · 1912 (2) · 1914 (1)
Application number:
Grant date:
None (19) · 1909 (3) · 1910 (14) · 1911 (8) · 1912 (5) · 1913 (2) · 1914 (2) · 1915 (3) · 1916 (2) · 1917 (1) · 1918 (2) · 1919 (2)
Granted:
None (1) · No (15) · Yes (47)
Publication date:
April 1910 (1) · December 1912 (1)
Supplementary to patent:
None (50) · Patent AT-1909-40038 (1) · Patent DE-1909-220044 (1) · Patent DE-1910-06-18 Carl Hanschke (1) · Patent DE-1913-273516 (1) · Patent FR-1909-404954 (1) · Patent FR-1909-411176 (1) · Patent FR-1910-414004 (1) · Patent FR-1911-442628 (1) · Patent GB-1908-1307 (1) · Patent GB-1909-12556 (1) · Patent GB-1909-18982 (1) · Patent GB-1911-8326 (1) · Patent US-1909-11-01 (1) · Patent US-1915-1130623 (1)
Related to aircraft:
None (16) · -1 (1) · 1 (24) · Yes (22)
Patent agent:
None (27) · A. A. Thornton (1) · A.M. & Wm. Clark (1) · Alfred Julius Boult; Boult Wade & Tennant (1) · Boult, Wade & Tennant (2) · Browne & Co. (1) · Carpmael & Co. (1) · Cassell & Co. (1) · Cruikshank & Fairweather, Limited (2) · Dicker, Pollak & Derriman (1) · Edward Evans & Co. (2) · Edwards & Co. (1) · Gedge & Feeny (1) · Harris & Mills (1) · Herbert Haddan & Co. (1) · Hughes & Young (2) · Hy. Fairbrother (1) · J. Owden O'Brien (1) · J. S. Withers & Spooner (1) · J.S. Withers & Spooner (1) · Louis E. Kippax (1) · Marks & Clerk (4) · None (1) · Phillipss (2) · W. H. Beck & Co. (1) · W. P. Thompson & Co. (3) · Wheatley & Mackenzie (1)
Assigned to:
None (63)
National tech categories:
None (61) · CPC B 64C2700/6271 (1) · GB 4 aërostats (1) · GB 4 cars and cabins (1) · GB 4 propel & steer (1)
IPCs:
None (28) · IPC B64C17/00 (1) · IPC B64C2/00 (1) · IPC B64C21/10 (1) · IPC B64C23/00 (34) · IPC B64C27/32 (1) · IPC B64C33/02 (1)
CPCs: (Click arrow to add another value)
Family year:
None (2) · 1908 (1) · 1909 (17) · 1910 (10) · 1911 (7) · 1912 (7) · 1913 (6) · 1914 (2) · 1915 (5) · 1916 (2) · 1917 (1) · 1918 (3)
First filing:
No (9) · Yes (54)
Cites these patents:
None (60)
Citations from after 1930:
None (4) · 1 (2)
Number of text pages:
None (25) · 1 - 2 (1) · 2 - 3 (9) · 3 - 4 (13) · 4 - 20,000,000 (15)
Number of claims:
None (28) · 1 - 3 (5) · 3 - 4 (6) · 4 - 5 (7) · 5 - 7 (8) · 7 - 13 (9)
Number of diagram pages:
None (25) · 1 - 2 (19) · 2 - 3 (7) · 3 - 20 (12)
Number of figures:
None (27) · 1 - 3 (4) · 3 - 5 (7) · 5 - 7 (9) · 7 - 8 (3) · 8 - 17 (13)

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