Drilldown: Patents

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Patents > Year filed: 1881 & Office : DE or FR

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Year filed:
(There are no values for this filter)
Year granted:
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Office: (Click arrow to add another value)
Inventors:
Adolf Friedrich Heim (1) · Albert Livingstone Blackman (1) · August K. van de Kerhove (1) · Auguste Debayeux (1) · Bel (1) · Comte Antoine Apraxine (1) · de Schuttenbach (1) · Edouard Castaings (1) · Ernst Georg August Baumgarten (1) · L. Mondorf (1) · Ludwig Klein (1) · Otto Graf (1) · Otto Lilienthal (2) · Philipp August Lemmer (1) · Roche (1) · Roujolle (1) · Theodore Snyers (1)
Inventor country:
None (2) · BE (1) · DE (7) · FR (4) · Poland (1) · RU (2) · US (1)
Inventor location:
None (17)
Applicant person:
None (8) · Albert Livingstone Blackman (1) · Auguste Debayeux (1) · Bel (1) · Comte Antoine Apraxine (1) · de Schuttenbach (1) · Ernst Georg August Baumgarten (1) · Ludwig Klein (1) · Otto Lilienthal (2)
Applicant firm:
None (17)
Applicant type:
None (5) · INDIV (12)
Applicant is inventor:
Yes (17)
Tech fields:
None (17)
Filing date:
None (1) · 1810 - 1819 (1) · 1880 - 1889 (15)
Full specification filed date:
October 15, 1881 (1)
Application number:
None (17)
Grant date:
February 1881 (1) · March 1881 (1) · June 1881 (1) · October 1881 (1) · November 1881 (1) · January 1882 (1) · March 1882 (1) · June 1882 (2) · July 1882 (2) · February 1883 (1)
Granted:
Yes (17)
Publication date:
May 1882 (1) · July 1882 (1)
Supplementary to patent:
None (13) · Patent FR-1878-124576 (1) · Patent FR-1879-130433 (1) · Patent FR-1880-139386 (1) · Patent US-1880-224510 (1) · Patent US-1881-250417 (1)
Related to aircraft:
1 (8) · No (1) · Yes (8)
Patent agent:
None (16) · Robert (1)
Assigned to:
None (17)
National tech categories:
None (2) · DE 13 (1) · DE 60 (1) · DE 77 (7) · DE 81 (1) · FR 6.3 (5)
IPCs:
None (11) · IPC B61B13/08 (1) · IPC B62M27/00 (1) · IPC B63H11/14 (1) · IPC B64B1/00 (2) · IPC B64B1/34 (1) · IPC B64C11/00 (1) · IPC B64D27/16 (1) · IPC F02K 7/06 (1)
CPCs:
None (11) · CPC B61B13/08 (1) · CPC B64B1/00 (3) · CPC B64B1/40 (1) · CPC B64C11/006 (1)
Family year:
None (2) · 1878 (1) · 1881 (14)
First filing:
None (3) · No (5) · Yes (9)
Cites these patents:
None (17)
Citations from after 1930:
None (17)
Number of text pages:
None (9) · 1 (3) · 2 (1) · 3 (3) · 8 (1)
Number of claims:
None (10) · 1 (3) · 5 (2) · 9 (1) · 10 (1)
Number of diagram pages:
None (9) · 1 (6) · 3 (1) · 5 (1)
Number of figures:
None (10) · 1 - 2 (1) · 2 - 40 (6)

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