Drilldown: Patents

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Patents > Application number: None & CPCs : 1 or CPC B64C33/02

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Year filed:
None (1) · 1870 - 1879 (3) · 1880 - 1889 (11) · 1890 - 1899 (8) · 1900 - 1909 (19) · 1910 - 1919 (11) · 1920 - 1929 (1)
Year granted:
1870 - 1879 (3) · 1880 - 1889 (11) · 1890 - 1899 (9) · 1900 - 1909 (9) · 1910 - 1919 (21) · 1920 - 1929 (1)
Office:
DE (41) · US (13)
Inventors:
Frederick William Brearey (3) · Robert Strehlau (2) · Hermann Israel (2)
Inventor country:
None (2) · AH (1) · AT (1) · AU (1) · DE (31) · FR (4) · GB (3) · IT (1) · Poland (1) · US (12)
Applicant person:
None (14) · Robert Strehlau (2) · Frederick William Brearey (2)
Applicant firm:
None (54)
Applicant type:
None (12) · INDIV (42)
Applicant is inventor:
None (1) · Yes (53)
Tech fields:
flapping (23) · None (17) · propulsion (10) · ornithopter (9) · frame (8) · wing (7) · Wings (6) · LTA (5) · subsystem (5) · airship (4) · flying machine (4) · Control (3)
Filing date:
None (2) · 1870 - 1879 (3) · 1880 - 1889 (11) · 1890 - 1899 (7) · 1900 - 1909 (19) · 1910 - 1919 (11) · 1920 - 1929 (1)
Full specification filed date:
None (54)
Application number: (Click arrow to add another value)
Grant date:
None (17) · 1870 - 1879 (3) · 1880 - 1889 (10) · 1890 - 1899 (7) · 1900 - 1909 (7) · 1910 - 1919 (9) · 1920 - 1929 (1)
Granted:
Yes (54)
Publication date:
None (35) · 0 - 99 (1) · 1800 - 1899 (2) · 1900 - 1999 (16)
Supplementary to patent:
None (44) · Patent BE-1910-12-28-Muehter (1) · Patent DE-1893-70409 (1) · Patent DE-1906-222136 (1) · Patent FR-1899-292828 (1) · Patent FR-1905-361570 (1) · Patent FR-1908-407411 (1) · Patent GB-1879-2376 (1) · Patent US-1880-234947 (1) · Patent US-1906-04-20 serial number 312891 (1) · Patent US-1909-940701 (1)
Related to aircraft:
None (1) · 1 (35) · Yes (18)
Patent agent:
None (43) · A. Loll (1) · Foster, Freeman, Watson & Coit (1) · Frantz and Richards (1) · John J. Halsted & Son (1) · Knight Bros. (1) · Munn & Co. (2) · None (1) · Robt. A. P. Lacey (1) · Smith Hawley?? (1) · Woodward & Chandler (1)
Assigned to:
None (52) · Henri Berlie (1) · John Finlayson Mackenzie (1)
National tech categories:
None (4) · DE 62b (1) · DE 62b 34/03 (1) · DE 62b.33 (1) · DE 77 (15) · DE 77h (3) · DE 77h.10 (20) · DE62b (1) · USPC 185/9 (1) · USPC 244/118.5 (1) · USPC 244/133 (1) · USPC 244/22 (8) · USPC 244/72 (2)
IPCs:
None (19) · B64C33/02 (1) · IPC B41L47/22 (1) · IPC B41L47/58 (1) · IPC B64C33/00 (2) · IPC B64C33/02 (33) · IPC B64C39/00 (1)
CPCs: (Click arrow to add another value)
Family year:
None (9) · 1870 - 1879 (3) · 1880 - 1889 (10) · 1890 - 1899 (9) · 1900 - 1909 (17) · 1910 - 1919 (5) · 1920 - 1929 (1)
First filing:
None (11) · No (14) · Yes (29)
Cites these patents:
None (54)
Citations from after 1930:
None (3) · 1 (2) · 2 (2) · 3 (1)
Number of text pages:
None (5) · 1 (9) · 2 (27) · 3 (10) · 4 (3)
Number of claims:
None (11) · 1 - 2 (20) · 2 - 5 (13) · 5 - 20 (10)
Number of diagram pages:
None (6) · 1 (34) · 2 (8) · 3 (3) · 4 (2) · 5 (1)
Number of figures:
None (6) · 1 - 3 (8) · 3 - 4 (5) · 4 - 6 (14) · 6 - 8 (8) · 8 - 17 (13)

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