Drilldown: Patents

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Patents > Applicant firm: None & National tech categories : DE 77h.6 or USPC 244/6

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Year filed:
1860 - 1869 (1) · 1870 - 1879 (1) · 1880 - 1889 (1) · 1900 - 1909 (42) · 1910 - 1919 (67) · 1920 - 1929 (1)
Year granted:
None (2) · 1860 - 1869 (1) · 1870 - 1879 (1) · 1880 - 1889 (1) · 1900 - 1909 (21) · 1910 - 1919 (66) · 1920 - 1929 (21)
Office:
DE (62) · US (51)
Inventors:
Christian Lorenzen (7) · Jakob Haw (7) · Hellmuth Hirth (4) · Paul Frederik Degn (2) · Joseph Hofmann (2) · Jules Cornu (2) · Lucien Chauvière (2) · Paul Cornu (2) · None (2)
Inventor country:
AT (1) · CA (2) · DE (46) · FR (9) · GB (5) · HU (2) · MX (1) · NL (1) · Poland (1) · Prussia (1) · RU (1) · US (46) · Wales (1)
Applicant person:
None (23) · Jakob Haw (5) · Jules Cornu (2) · Hellmuth Hirth (2) · Hans Reissner (2) · Lucien Chauvière (2) · Paul Frederik Degn (2) · Paul Cornu (2) · Joseph Hofmann (2) · Christian Lorenzen (2)
Applicant firm: (Click arrow to add another value)
Applicant type:
None (7) · INDIV (105) · UNIV-PRO-GOV (1)
Applicant is inventor:
None (2) · No (3) · Yes (108)
Tech fields:
propeller (56) · propulsion (27) · airplane (24) · helicopter (23) · navigation (15) · frame (12) · hybrid (11) · None (10) · propellers (10) · stability (8) · subsystem (6) · parachute (6) · aerodrome (4) · car (4) · takeoff (4) · metal (4) · LTA (4) · wheels (4)
Filing date:
1860 - 1869 (1) · 1870 - 1879 (1) · 1880 - 1889 (1) · 1900 - 1909 (42) · 1910 - 1919 (67) · 1920 - 1929 (1)
Full specification filed date:
None (113)
Application number:
None (48)
Grant date:
None (36) · 1860 - 1869 (1) · 1870 - 1879 (1) · 1880 - 1889 (1) · 1900 - 1909 (15) · 1910 - 1919 (44) · 1920 - 1929 (15)
Granted:
None (1) · No (1) · Yes (111)
Publication date:
None (70) · 0 - 99 (1) · 1900 - 1999 (42)
Supplementary to patent:
None (99) · Patent AT-1916-07-22 Oszkár Asbóth (1) · Patent DE-1902-141656 (1) · Patent DE-1907-214228 (1) · Patent DE-1916-332540 (1) · Patent DE-1917-305040 (2) · Patent DE-1917-323641 (1) · Patent FR-1908-405961 (2) · Patent FR-1910-423792 (1) · Patent FR-1912-449486 (1) · Patent GB-1906-1436 (1) · Patent GB-1908-13809 (1) · Patent GB-1909-18116 (1) · Patent US-1918-09-20 William E. Lawn (1)
Related to aircraft:
None (4) · 1 (80) · Yes (29)
Patent agent:
None (68) · A. M. Wilson (3) · Paul & Paul (2) · Munn & Co. (2) · C. Fehlert, G. Loubier, Fr. Harmsen, A. Büttner u. E. Meißner (2)
Assigned to:
None (113)
National tech categories: (Click arrow to add another value)
IPCs:
None (65) · IPC B64C11/44 (1) · IPC B64C11/38 (1) · IPC B21D53/78 (1) · IPC B64B 1/00 (1) · IPC B64C 11/16 (1) · IPC B64C 15/12 (1) · IPC B64C11/00 (2) · IPC B64C11/02 (1) · IPC B64C11/04 (2) · IPC B64C11/06 (4) · IPC B64C11/16 (7) · IPC B64C11/18 (1) · IPC B64C11/20 (3) · IPC B64C11/22 (1) · IPC B64C11/24 (2) · IPC B64C11/30 (1) · IPC B64C11/32 (2) · IPC B64C11/34 (4) · IPC B64C11/48 (1) · IPC B64C23/00 (3) · IPC B64C23/005 (3) · IPC B64C27/04 (3) · IPC B64C27/14 (1) · IPC B64C27/46 (1) · IPC B64C27/54 (1) · IPC B64C27/57 (1) · IPC B64C29/00 (1) · IPC B64C3/14 (1) · IPC B64D 17/80 (1) · IPC B64D 27/04 (1) · IPC B64D 35/06 (1) · IPC B64D35/06 (1) · IPC B64D35/08 (1) · IPC F02B 61/04 L (1) · IPC F03D11/00 (1) · IPC F03D3/00 (1)
CPCs:
CPC B64C23/005 (48) · None (12) · CPC B64C11/04 (6) · CPC B64C11/006 (5) · CPC B64C11/20 (5) · CPC B64C2700/6281 (3) · CPC B64C11/24 (3) · CPC B64C11/16 (3) · CPC B64C27/20 (3) · CPC B64C11/22 (2) · CPC B64C11/065 (2) · CPC B21D53/78 (2) · CPC B64C11/00 (2)
Family year:
None (18) · 1860 - 1869 (1) · 1870 - 1879 (1) · 1880 - 1889 (1) · 1900 - 1909 (37) · 1910 - 1919 (55)
First filing:
None (19) · No (18) · Yes (76)
Cites these patents:
None (113)
Citations from after 1930:
None (16) · 1 (6) · 4 (1)
Number of text pages:
None (7) · 1 - 2 (24) · 2 - 3 (49) · 3 - 6 (33)
Number of claims:
None (26) · 1 - 2 (21) · 2 - 3 (19) · 3 - 4 (19) · 4 - 20 (28)
Number of diagram pages:
None (2) · 1 - 3 (79) · 3 - 8 (23)
Number of figures:
None (2) · 1 - 2 (9) · 2 - 3 (17) · 3 - 4 (24) · 4 - 6 (19) · 6 - 30 (27)

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