Drilldown: Patents

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Patents > Inventor country: DE & CPCs : CPC B64C33/02 or CPC B64D17/72

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Year filed:
1880 - 1889 (6) · 1890 - 1899 (6) · 1900 - 1909 (19) · 1910 - 1919 (29)
Year granted:
None (1) · 1880 - 1889 (6) · 1890 - 1899 (5) · 1900 - 1909 (14) · 1910 - 1919 (33) · 1920 - 1929 (1)
Office:
DE (32) · FR (15) · GB (9) · US (4)
Inventors:
Friedrich Kopsch (4) · Robert Strehlau (4) · Hermann Hassenbach (3) · Max Muehter (2) · Raphael Schwéers (2) · Erhard Brunsmann (2) · Hermann Israel (2) · Caspar Dietrich Otto Vollmann (2) · Richard Blum (2) · Alfred Theodor Zeise (2)
Inventor country: (Click arrow to add another value)
Inventor location:
None (56) · Berlin (2) · Dresden (1) · Württemberg (1)
Applicant person:
None (13) · Friedrich Kopsch (4) · Hermann Hassenbach (3) · Robert Strehlau (3) · Alfred Theodor Zeise (2) · Caspar Dietrich Otto Vollmann (2) · Richard Blum (2) · Raphael Schwéers (2) · Max Muehter (2)
Applicant firm:
None (59) · Optische Anstalt C. P. Goerz (1)
Applicant type:
None (8) · COMPANY (1) · INDIV (51)
Applicant is inventor:
No (1) · Yes (59)
Tech fields:
flapping (28) · Wings (14) · propulsion (11) · Subsystem (10) · ornithopter (10) · None (10) · wing (7) · Frame (7) · control (7) · LTA (4) · flying machine (4) · navigation (4) · airship (3) · Design (3) · Construction (3)
Filing date:
None (1) · 1880 - 1889 (6) · 1890 - 1899 (5) · 1900 - 1909 (19) · 1910 - 1919 (29)
Full specification filed date:
October 25, 1911 (1)
Application number:
None (29) · 126955D (1) · 190901528D (1) · 190920145D (1) · 1909474708 (1) · 1909491394 (1) · 191020497D (1) · 191020498D (1) · 1910574697 (1) · 191112480D (1) · 191123585D (1) · 191129108D (1) · 1911660974 (1) · 191228682D (1) · 191311792D (1) · 203534D (1) · 325135D (1) · 379845D (1) · 388455D (1) · 398723D (1) · 399872D (1) · 410833D (1) · 415617D (1) · 424170D (1) · 431189D (1) · 435141D (1) · 435586D (1) · 436265D (1) · 438231D (1) · 451839D (1) · 460409D (1) · 465490D (1)
Grant date:
None (14) · 1880 - 1889 (6) · 1890 - 1899 (4) · 1900 - 1909 (13) · 1910 - 1919 (22) · 1920 - 1929 (1)
Granted:
No (2) · Yes (58)
Publication date:
None (34) · 0 - 99 (1) · 1900 - 1999 (25)
Supplementary to patent:
None (48) · Patent AT-1907-37570 (1) · Patent BE-1910-12-28-Muehter (3) · Patent DE-1906-222136 (1) · Patent DE-1907-217533 (2) · Patent DE-1909-05-03 Caspar Dietrich Otto Vollmann (1) · Patent DE-1909-228529 (1) · Patent DE-1910-09-03 Richard Blum (2) · Patent FR-1905-361570 (1)
Related to aircraft:
None (1) · 1 (36) · Yes (23)
Patent agent:
None (41) · A. Augier (1) · B. E. Dunbar Kilburn (1) · Brandon frères (1) · C. Baumann (1) · E. Blétry (2) · E. W. Pitman (1) · Foster, Freeman, Watson & Coit (1) · G. Petiau (1) · Gaston Rose (1) · Henri Boettcher (1) · Herbert Haddan & Co. (1) · J. G. Lorrain (2) · J. Hans (1) · Lefort (1) · P. Follin (1) · S. Sokal (1) · Schwab (1)
Assigned to:
None (60)
National tech categories:
None (11) · DE 62b (1) · DE 62b 34/03 (1) · DE 77 (10) · DE 77h (3) · DE 77h.10 (18) · FR 10.1 (1) · FR 12.3 (1) · FR 6.4 (10) · GB 4 propel & steer (2) · GB 4 propelling (2) · GB 4 steering (1) · USPC 244/22 (2) · USPC 244/72 (2)
IPCs:
None (20) · B64C33/02 (1) · IPC B41L47/22 (1) · IPC B41L47/58 (1) · IPC B64C33/00 (1) · IPC B64C33/02 (39) · IPC B64C39/00 (1) · IPC F21V5/00 (1) · IPC G01C3/12 (1) · IPC H01J29/02 (1)
CPCs: (Click arrow to add another value)
Family year:
None (5) · 1880 - 1889 (6) · 1890 - 1899 (6) · 1900 - 1909 (20) · 1910 - 1919 (23)
First filing:
None (7) · No (17) · Yes (36)
Cites these patents:
None (60)
Citations from after 1930:
None (5) · 1 (1)
Number of text pages:
None (8) · 1 - 2 (9) · 2 - 3 (30) · 3 - 7 (13)
Number of claims:
None (15) · 1 - 2 (19) · 2 - 3 (13) · 3 - 20 (13)
Number of diagram pages:
None (9) · 1 (35) · 2 (8) · 3 (6) · 6 (1) · 7 (1)
Number of figures:
None (10) · 1 - 2 (2) · 2 - 4 (16) · 4 - 5 (10) · 5 - 8 (7) · 8 - 20 (15)

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