Drilldown: Patents

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Patents > CPCs: CPC B64C23/005 & Cites these patents: None & Number of claims: 6-40

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Year filed:
1880 - 1889 (1) · 1890 - 1899 (1) · 1900 - 1909 (19) · 1910 - 1919 (33) · 1920 - 1929 (1)
Year granted:
1880 - 1889 (1) · 1890 - 1899 (1) · 1900 - 1909 (12) · 1910 - 1919 (38) · 1920 - 1929 (3)
Office:
FR (8) · GB (9) · US (38)
Inventors:
Ernest William Welsh (2)
Inventor country:
None (1) · AU (2) · BE (1) · CA (1) · CH (1) · DE (1) · FR (6) · GB (5) · MX (1) · RU (1) · SR (1) · US (35) · ZA (1)
Applicant person:
None (5) · Ernest William Welsh (2)
Applicant firm:
None (54) · Sanford Manufacturing Company (1)
Applicant type:
None (3) · agent (1) · COMPANY+INDIV (1) · INDIV (51)
Applicant is inventor:
No (4) · Yes (51)
Tech fields:
Airplane (19) · None (15) · frame (13) · propeller (12) · navigation (12) · propulsion (11) · Helicopter (10) · hybrid (9) · stability (8) · parachute (6) · landing (6) · rudder (5) · lift (5) · airfoil (4) · takeoff (4) · LTA (4) · wheels (4)
Filing date:
None (1) · 1880 - 1889 (1) · 1890 - 1899 (1) · 1900 - 1909 (19) · 1910 - 1919 (32) · 1920 - 1929 (1)
Full specification filed date:
None (48) · 1909 (1) · 1910 (2) · 1911 (2) · 1912 (1) · 1917 (1)
Application number:
None (5)
Grant date:
1880 - 1889 (1) · 1890 - 1899 (1) · 1900 - 1909 (12) · 1910 - 1919 (38) · 1920 - 1929 (3)
Granted:
Yes (55)
Publication date:
None (48) · 1904 (1) · 1907 (1) · 1911 (2) · 1912 (2) · 1916 (1)
Supplementary to patent:
None (48) · Patent AU-1911-510 (1) · Patent CH-1902-27895 (1) · Patent FR-1909-404954 (1) · Patent GB-1909-12556 (1) · Patent GB-1910-18683 (1) · Patent GB-1910-26960 (1) · Patent US-1918-09-20 William E. Lawn (1)
Related to aircraft:
1 (41) · Yes (14)
Patent agent:
None (7) · Victor J. Evans (3) · None (2) · Munn & Co. (2) · E. Blétry (2)
Assigned to:
None (51) · Ambrose M. Smith (1) · John H. Dodd (1) · Samuel A. Boyd (1) · Sanford Manufacturing Company (1) · USPC 244/12.1 (1)
National tech categories:
None (15) · FR 6.4 (7) · GB 4 aërostats (1) · GB 4 cars and cabins (1) · GB 4 propel & steer (1) · USPC 200/52A (1) · USPC 244/100R (2) · USPC 244/104CS (1) · USPC 244/104R (2) · USPC 244/107 (1) · USPC 244/110D (1) · USPC 244/119 (1) · USPC 244/12.1 (6) · USPC 244/122R (1) · USPC 244/139 (3) · USPC 244/144 (1) · USPC 244/218 (1) · USPC 244/221 (1) · USPC 244/229 (1) · USPC 244/233 (1) · USPC 244/38 (1) · USPC 244/48 (1) · USPC 244/51 (1) · USPC 244/6 (12) · USPC 244/60 (1) · USPC 244/65 (1) · USPC 244/66 (5) · USPC 244/68 (1) · USPC 244/80 (2) · USPC 416/123 (1) · USPC 416/129 (1) · USPC 416/167 (1) · USPC 60/269 (1) · USPC 74/665S (1)
IPCs:
None (37) · IPC B64C23/00 (18) · IPC B64C33/02 (1)
CPCs: (Click arrow to add another value)
Family year:
None (1) · 1880 - 1889 (1) · 1900 - 1909 (20) · 1910 - 1919 (32) · 2010 - 2019 (1)
First filing:
No (9) · Yes (46)
Cites these patents: (Click arrow to add another value)
Citations from after 1930:
None (10) · 1 (6) · 2 (1) · 4 (1) · 8 (1)
Number of text pages:
None (1) · 2 - 3 (2) · 3 - 4 (18) · 4 - 5 (16) · 5 - 9 (18)
Number of claims:
6 - 7 (9) · 7 - 8 (10) · 8 - 9 (9) · 9 - 11 (12) · 11 - 30 (15)
Number of diagram pages:
1 - 3 (19) · 3 - 5 (21) · 5 - 7 (15)
Number of figures:
None (2) · 2 - 4 (9) · 4 - 6 (6) · 6 - 8 (12) · 8 - 10 (9) · 10 - 17 (17)

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