Drilldown: Patents

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Patents > Year filed: 1900 - 1909 & National tech categories: DE 77h.6 & Number of text pages: 2-3

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Year filed:
1905 (1) · 1906 (3) · 1907 (4) · 1908 (2) · 1909 (5)
Year granted:
1906 (1) · 1907 (2) · 1908 (1) · 1909 (2) · 1910 (3) · 1911 (2) · 1912 (3) · 1913 (1)
Office:
DE (15)
Inventors:
None (1) · Christian Lorenzen (1) · Conrad Steiner (1) · Eduard Riedel (1) · Emanuel Spreekmeester (1) · Emil Neyen (1) · Guido Wünsch (1) · Hans Lewald (1) · Harry Martin Middleton (1) · Hermann Ruthenberg (1) · Hugo Drotschman (1) · Josef Madzsar (1) · Joseph Hofmann (1) · Jules Cornu (1) · Louis Gathmann (1) · Max Bartha (1) · Otto von Krempelhuber (1) · Paul Cornu (1) · Simon Wynberg (1)
Inventor country:
CH (1) · DE (9) · FR (1) · GB (2) · HU (1) · NL (1) · Poland (1) · Prussia (1) · US (1) · Wales (1)
Inventor location:
None (13) · Budapest (1) · Zurich (1)
Applicant person:
None (5) · Conrad Steiner (1) · Emanuel Spreekmeester (1) · Emil Neyen (1) · Hermann Ruthenberg (1) · Hugo Drotschman (1) · Josef Madzsar (1) · Joseph Hofmann (1) · Jules Cornu (1) · Louis Gathmann (1) · Max Bartha (1) · O. v. Krempelhuber (1) · Paul Cornu (1) · Simon Wynberg (1)
Applicant firm:
None (14) · Rheinisch Westfaelische Sprengstoff A.-G. (1) · Rheinisch Westfaelische Sprengstoff Aktien-Gesellschaft (1)
Applicant type:
None (3) · COMPANY (1) · INDIV (11)
Applicant is inventor:
None (2) · Yes (13)
Tech fields:
None (14) · parachute (1) · propeller (1) · propulsion (1)
Filing date:
1905 (1) · 1906 (2) · 1907 (5) · 1908 (2) · 1909 (5)
Full specification filed date:
None (15)
Application number:
None (13) · 188564D (1) · 222868D (1)
Grant date:
None (8) · 1906 (1) · 1907 (1) · 1908 (1) · 1910 (2) · 1911 (1) · 1912 (1)
Granted:
Yes (15)
Publication date:
None (5) · 1906 (1) · 1908 (2) · 1909 (1) · 1910 (1) · 1911 (1) · 1912 (3) · 1913 (1)
Supplementary to patent:
None (12) · Patent DE-1902-141656 (1) · Patent GB-1906-1436 (1) · Patent GB-1908-13809 (1)
Related to aircraft:
1 (11) · Yes (4)
Patent agent:
None (13) · C. Gronert, W. Zimmermann u. R. Heering (1) · E. Riccius (1)
Assigned to:
None (15)
National tech categories: (Click arrow to add another value)
IPCs:
None (5) · IPC B64C11/00 (3) · IPC B64C11/32 (1) · IPC B64C27/04 (2) · IPC B64C27/14 (1) · IPC B64C27/54 (1) · IPC B64C39/00 (1) · IPC B64D 17/80 (1) · IPC B64D 27/04 (1) · IPC F02B 61/04 L (1)
CPCs:
None (6) · CPC B64D27/00 (1) · CPC B64C11/00 (1) · CPC B64C11/006 (2) · CPC B64C11/301 (1) · CPC B64C27/20 (2) · CPC B64C27/54 (1) · CPC B64C2700/6281 (2) · CPC B64C39/003 (1)
Family year:
None (4) · 1902 (1) · 1906 (2) · 1907 (4) · 1908 (3) · 1909 (1)
First filing:
None (5) · No (3) · Yes (7)
Cites these patents:
None (15)
Citations from after 1930:
None (15)
Number of text pages:
2 (13) · 3 (2)
Number of claims:
None (3) · 1 (4) · 2 (3) · 3 (4) · 4 (1)
Number of diagram pages:
None (1) · 1 (13) · 2 (1)
Number of figures:
None (2) · 1 - 2 (1) · 2 - 3 (4) · 3 - 12 (8)

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