Drilldown: Patents

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Patents > IPCs: IPC B64C23/00 & Number of claims: 4-90

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Year filed:
1880 - 1889 (1) · 1900 - 1909 (19) · 1910 - 1919 (34) · 1920 - 1929 (1)
Year granted:
1880 - 1889 (1) · 1900 - 1909 (11) · 1910 - 1919 (36) · 1920 - 1929 (7)
Office:
CH (1) · DE (1) · FR (26) · GB (20) · US (7)
Inventors:
None (2) · Jean Desbois (2) · Gustav Mees (2) · Ernest William Welsh (2)
Inventor country:
None (1) · AU (1) · BE (1) · CH (1) · DE (5) · FR (18) · GB (12) · RU (2) · Russia (1) · SR (1) · US (13)
Applicant person:
None (4) · Ernest William Welsh (2) · Gustav Mees (2) · Jean Desbois (2)
Applicant firm:
None (54) · Novitas Fabrik Elektrischer Apparate A.-G. (1)
Applicant type:
COMPANY (2) · INDIV (53)
Applicant is inventor:
No (2) · Yes (53)
Tech fields:
None (22) · airplane (17) · propulsion (10) · frame (10) · hybrid (9) · whole (8) · design (7) · propellers (6) · Construction (5) · Control (5) · heavier-than-air (4) · propeller (4) · Ascension (4) · stability (4)
Filing date:
1880 - 1889 (1) · 1900 - 1909 (19) · 1910 - 1919 (34) · 1920 - 1929 (1)
Full specification filed date:
None (46) · 1909 (1) · 1910 (5) · 1911 (2) · 1912 (1)
Application number:
None (3)
Grant date:
None (1) · 1880 - 1889 (1) · 1900 - 1909 (9) · 1910 - 1919 (37) · 1920 - 1929 (7)
Granted:
None (1) · Yes (54)
Publication date:
None (29) · 1904 (1) · 1906 (1) · 1907 (1) · 1908 (1) · 1909 (1) · 1910 (7) · 1911 (3) · 1912 (4) · 1914 (1) · 1916 (1) · 1917 (1) · 1919 (1) · 1921 (3)
Supplementary to patent:
None (38) · Patent AT-1909-49294 (1) · Patent BE-1909-04-10 Joseph-Grégoire Goepfert (1) · Patent DE-1909-220044 (1) · Patent DE-1910-04-26 Gustav Mees (1) · Patent DE-1910-06-18 Carl Hanschke (1) · Patent FR-1908-394254‎ (1) · Patent FR-1908-407090 (1) · Patent FR-1908-407303 (1) · Patent FR-1909-404954 (1) · Patent FR-1909-410140 (2) · Patent FR-1910-414004 (1) · Patent FR-1911-442628 (1) · Patent FR-1915-525800 (1) · Patent FR-1916-502873 (1) · Patent GB-1910-18683 (1) · Patent GB-1910-26960 (1) · Patent GB-1915-16791 (1) · Patent US-1918-09-20 William E. Lawn (1)
Related to aircraft:
0 (1) · 1 (40) · Yes (14)
Patent agent:
None (4) · None (3) · E. Blétry (3) · Edward Evans & Co. (2) · E. Wattier (2) · M. Zerolo (2) · Marks & Clerk (2) · J. Germain (2) · Coquillat (2) · Cruikshank & Fairweather, Limited (2)
Assigned to:
None (54) · John A. Still (1) · Joseph L. Henry (1)
National tech categories:
None (22) · CH 114d (1) · DE 77 (1) · FR 6.4 (25) · GB 4 aërostats (1) · GB 4 cars and cabins (1) · GB 4 propel & steer (1) · USPC 244/23R (1) · USPC 244/50 (1) · USPC 244/51 (1) · USPC 244/6 (2) · USPC 244/66 (1) · USPC 244/99.1 (1) · USPC 74/5.95 (1)
IPCs: (Click arrow to add another value)
CPCs:
CPC B22D33/00 (1) · CPC B63H11/12 (1) · CPC B64C11/001 (1) · CPC B64C23/00 (1) · CPC B64C23/005 (53) · CPC B64C23/06 (1) · CPC B64C27/32 (1) · CPC B64C2700/6271 (2) · CPC B64C2700/6273 (6) · CPC B64C2700/6274 (29) · CPC B64C29/0016 (1) · CPC B64C33/025 (1) · CPC F02K1/28 (1) · CPC F02K1/36 (1) · CPC F16C17/10 (1) · CPC F16C2326/43 (1) · CPC F16F9/06 (1) · CPC F16F9/3214 (1) · CPC F16F9/3415 (1) · CPC F16F9/3482 (1) · CPC F22D11/02 (1) · CPC Y10T74/1296 (1)
Family year:
1880 - 1889 (1) · 1900 - 1909 (22) · 1910 - 1919 (31) · 2010 - 2019 (1)
First filing:
None (2) · No (15) · Yes (38)
Cites these patents:
None (52)
Citations from after 1930:
None (11) · 1 (2) · 4 (1)
Number of text pages:
2 - 3 (12) · 3 - 4 (19) · 4 - 9 (24)
Number of claims:
4 - 5 (15) · 5 - 8 (28) · 8 - 15 (12)
Number of diagram pages:
1 - 2 (31) · 2 - 3 (10) · 3 - 10 (14)
Number of figures:
None (1) · 2 - 3 (4) · 3 - 5 (15) · 5 - 6 (9) · 6 - 8 (9) · 8 - 17 (17)

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