Drilldown: Patents

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Patents > Year filed: 1881 & Applicant firm: None & Number of text pages: 3-70

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Year filed:
(There are no values for this filter)
Year granted:
(There are no values for this filter)
Office:
CA (1) · DE (4) · US (3)
Inventors:
Albert Livingstone Blackman (2) · August K. van de Kerhove (1) · Charles F. Myers (1) · David M. Mefford (1) · Ernst Georg August Baumgarten (1) · Eugene F. Falconnet (1) · Ludwig Klein (1) · Theodore Snyers (1)
Inventor country:
BE (1) · DE (2) · US (5)
Applicant person:
None (1) · Albert Livingstone Blackman (2) · Charles F. Myers (1) · David M. Mefford (1) · Ernst Georg August Baumgarten (1) · Eugene F. Falconnet (1) · Ludwig Klein (1)
Applicant firm: (Click arrow to add another value)
Applicant type:
INDIV (8)
Applicant is inventor:
Yes (8)
Tech fields:
None (1) · car (1) · communications (1) · compartments (1) · control (1) · electricity (1) · flapping (1) · frame (3) · fun (1) · landing (1) · LTA (5) · marine (1) · military (1) · ornithopter (1) · projectile (1) · propulsion (1) · safety (1) · steam (1) · wheels (1)
Filing date:
December 1880 (1) · July 1881 (1) · August 1881 (2) · September 1881 (2) · October 1881 (1) · November 1881 (1)
Full specification filed date:
None (8)
Application number:
None (8)
Grant date:
October 1881 (1) · January 1882 (1) · July 1882 (3) · August 1882 (1) · January 1883 (1) · February 1883 (1)
Granted:
Yes (8)
Publication date:
None (8)
Supplementary to patent:
None (7) · Patent US-1880-224510 (1) · Patent US-1881-250417 (1)
Related to aircraft:
0.5 (1) · 1 (5) · Yes (2)
Patent agent:
None (6) · D. W. Glassie (1) · James L. Norris (1)
Assigned to:
None (8)
National tech categories:
None (1) · CA 244/24 (1) · DE 77 (3) · DE 81 (1) · USPC 185/9 (1) · USPC 244/22 (1) · USPC 244/30 (1)
IPCs:
None (5) · IPC B62M27/00 (1) · IPC B63H11/14 (1) · IPC B64B1/00 (1) · IPC B64B1/34 (1) · IPC B64D27/16 (1) · IPC F02K 7/06 (1)
CPCs:
None (4) · CPC B64B1/00 (2) · CPC B64C33/00 (1) · CPC B64C33/02 (1) · CPC F42B12/06 (1)
Family year:
(There are no values for this filter)
First filing:
None (1) · Yes (7)
Cites these patents:
None (8)
Citations from after 1930:
None (6) · 1 (1) · 3 (1)
Number of text pages:
3 (5) · 5 (1) · 8 (1) · 68 (1)
Number of claims:
5 (3) · 9 (2) · 10 (1) · 14 (1) · 67 (1)
Number of diagram pages:
1 (4) · 3 (1) · 4 (1) · 5 (1) · 9 (1)
Number of figures:
None (2) · 0 - 40 (6)

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