Drilldown: Patents

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Patents > Office : IT or NZ or RU or US & Tech fields: helicopter & First filing: Yes & Cites these patents: None

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Year filed:
None (3) · 1860 - 1869 (1) · 1880 - 1889 (2) · 1900 - 1909 (42) · 1910 - 1919 (41) · 1920 - 1929 (1)
Year granted:
1860 - 1869 (2) · 1880 - 1889 (2) · 1900 - 1909 (22) · 1910 - 1919 (59) · 1920 - 1929 (4) · 1930 - 1939 (1)
Office: (Click arrow to add another value)
Inventors:
William David Le Fevre (2) · Samuel Dimmick Mott (2) · Thomas Augustus Dring (2)
Inventor country:
DE (3) · FR (3) · GB (3) · NL (1) · RU (3) · US (79) · Würtemburg (1)
Applicant person:
None (6) · Samuel Dimmick Mott (2) · William David Le Fevre (2) · Thomas Augustus Dring (2)
Applicant firm:
None (89) · Tarbox Safety Aircraft Company (1)
Applicant type:
None (2) · COMPANY + INDIV (1) · INDIV (87)
Applicant is inventor:
No (2) · Yes (88)
Tech fields: (Click arrow to add another value)
Filing date:
None (2) · 1860 - 1869 (1) · 1880 - 1889 (2) · 1900 - 1909 (41) · 1910 - 1919 (40) · 1920 - 1929 (1) · 1960 - 1969 (3)
Full specification filed date:
None (86) · 1900 - 1909 (1) · 1910 - 1919 (1) · 1960 - 1969 (2)
Application number:
None (13)
Grant date:
None (3) · 1860 - 1869 (2) · 1880 - 1889 (2) · 1900 - 1909 (20) · 1910 - 1919 (56) · 1920 - 1929 (4) · 1930 - 1939 (1) · 1960 - 1969 (2)
Granted:
No (1) · Yes (89)
Publication date:
None (86) · 0 - 99 (1) · 1900 - 1999 (3)
Supplementary to patent:
None (83) · car (1) · Patent FR-1911-440594 (1) · Patent FR-1915-502520 (1) · Patent GB-1905-15698 (1) · Patent GB-1909-12556 (2) · Patent GB-1911-5162 (1) · Patent US-1912-1034429 (1) · wheels (1)
Related to aircraft:
None (3) · 1 (59) · frame (1) · rudder (1) · Yes (26)
Patent agent:
None (33) · Munn & Co. (5) · C. A. Snow & Co. (5) · Victor J. Evans (4) · Herbert W. T. Jenner (2) · None (2) · Dyrenforth, Lee, Chritton, and Wiles (2)
Assigned to:
None (87) · 1909506182 (1) · 1910560959 (1) · A. C. Wood (1)
National tech categories:
USPC 244/6 (17) · None (13) · USPC 244/65 (7) · USPC 244/17.21 (7) · USPC 244/17.19 (5) · USPC 244/20 (4) · USPC 244/66 (4) · USPC 244/17.15 (4) · USPC 244/17.11 (3) · USPC 244/51 (3) · USPC 244/60 (3) · USPC 416/123 (3)
IPCs:
None (65) · 1 (2) · IPC B64B1/00 (1) · IPC B64C11/001 (1) · IPC B64C11/343 (1) · IPC B64C23/005 (1) · IPC B64C27/00 (7) · IPC B64C27/006 (1) · IPC B64C27/04 (2) · IPC B64C27/28 (1) · IPC B64C27/82 (2) · IPC B64C29/00 (2) · IPC B64C39/00 (2) · IPC B64C39/005 (1) · IPC B64C5/04 (1) · IPC B64C9/00 (1) · IPC B64D35/06 (1) · IPC F24B1/00 (1) · IPC F24B1/20 (1) · PC B64C27/00 (1)
CPCs:
None (6) · 1911-06-27 (1) · CPC B64B1/00 (3) · CPC B64C11/001 (1) · CPC B64C11/343 (1) · CPC B64C13/00 (2) · CPC B64C2025/325 (2) · CPC B64C23/005 (20) · CPC B64C27/001 (1) · CPC B64C27/006 (3) · CPC B64C27/04 (2) · CPC B64C27/12 (2) · CPC B64C27/28 (1) · CPC B64C27/46 (1) · CPC B64C27/82 (13) · CPC B64C2700/6281 (4) · CPC B64C2700/629 (1) · CPC B64C29/0025 (3) · CPC B64C29/0033 (3) · CPC B64C3/14 (1) · CPC B64C3/385 (1) · CPC B64C33/02 (4) · CPC B64C39/005 (11) · CPC B64C39/026 (2) · CPC B64C5/04 (2) · CPC B64C9/00 (2) · CPC F04D25/088 (1) · CPC F24B1/202 (1) · CPC G05D1/0858 (1)
Family year:
None (3) · 1860 - 1869 (2) · 1880 - 1889 (2) · 1900 - 1909 (42) · 1910 - 1919 (40) · 1920 - 1929 (1)
First filing: (Click arrow to add another value)
Cites these patents: (Click arrow to add another value)
Citations from after 1930:
None (11) · 1 - 2 (12) · 2 - 3 (8) · 3 - 9 (9)
Number of text pages:
None (19) · 2 - 3 (26) · 3 - 4 (28) · 4 - 8 (17)
Number of claims:
None (18) · 1 - 2 (8) · 2 - 3 (13) · 3 - 4 (14) · 4 - 7 (21) · 7 - 40 (16)
Number of diagram pages:
None (2) · 1 - 2 (6) · 2 - 3 (25) · 3 - 4 (22) · 4 - 8 (21)
Number of figures:
None (16) · 1 - 3 (7) · 3 - 5 (15) · 5 - 6 (10) · 6 - 9 (23) · 9 - 2,000 (19)

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