Drilldown: Patents

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Patents > National tech categories : CA 244/67 or DE 77 & First filing: None

Use the filters below to narrow your results.

Year filed:
None (2) · 1870 - 1879 (2) · 1880 - 1889 (7) · 1890 - 1899 (22) · 1900 - 1909 (1) · 1910 - 1919 (2)
Year granted:
None (5) · 1870 - 1879 (1) · 1880 - 1889 (5) · 1890 - 1899 (21) · 1900 - 1909 (2) · 1910 - 1919 (1) · 1920 - 1929 (1)
Office:
CA (1) · DE (33) · DK (1) · NO (1)
Inventors:
Inventor country:
None (5) · AT (1) · CA (1) · DE (20) · FR (2) · GB (1) · HU (2) · MX (1) · NO (1) · Prussia (2) · RO (1) · US (1)
Applicant person:
None (29) · Augusto Severo d'Albuquerque-Maranhão (1) · Carl Alfred Johansson (1) · Friedrich Wilhelm Rogler (1) · Georg Fischer (1) · Georg Wellner (1) · Hans Hörbiger (1) · Hiram Stevens Maxim (1) · Otto Lilienthal (1) · Paul Molnar (1)
Applicant firm:
None (35) · Hüttner, Walter & Co. (1)
Applicant type:
None (5) · INDIV (31)
Applicant is inventor:
Yes (36)
Tech fields:
LTA (20) · navigation (10) · balloon (9) · propulsion (8) · car (6) · propeller (6) · electricity (5) · frame (4) · stability (4) · None (4) · captive (4) · gas (3) · suspension (3) · airplane (3) · piloting (3)
Filing date:
None (4) · 1810 - 1819 (1) · 1870 - 1879 (2) · 1880 - 1889 (6) · 1890 - 1899 (20) · 1900 - 1909 (1) · 1910 - 1919 (2)
Full specification filed date:
None (36)
Application number:
None (36)
Grant date:
None (17) · 1870 - 1879 (2) · 1880 - 1889 (3) · 1890 - 1899 (12) · 1910 - 1919 (1) · 1920 - 1929 (1)
Granted:
Yes (36)
Publication date:
None (24) · 1880 - 1889 (3) · 1890 - 1899 (7) · 1900 - 1909 (1) · 1920 - 1929 (1)
Supplementary to patent:
None (34) · Patent FR-1891-215265 (1) · Patent GB-1891-12403 (1)
Related to aircraft:
1 (29) · Yes (7)
Patent agent:
None (35) · Robert R. Schmidt (1)
Assigned to:
None (36)
National tech categories: (Click arrow to add another value)
IPCs:
None (27) · IPC A63H27/08 (1) · IPC B61B13/08 (1) · IPC B64B1/06 (1) · IPC B64B1/40 (3) · IPC B64B1/58 (1) · IPC B64B1/62 (1) · IPC B64C3/00 (1) · IPC B64C3/40 (1)
CPCs:
None (27) · CPC B61B13/08 (1) · CPC B64B1/40 (3) · CPC B64B1/62 (1) · CPC B64C31/06 (1) · CPC B64C33/02 (1) · CPC B64C39/06 (1) · CPC F02K7/00 (1)
Family year:
None (27) · 1880 - 1889 (2) · 1890 - 1899 (4) · 1900 - 1909 (2) · 1910 - 1919 (1)
First filing: (Click arrow to add another value)
Cites these patents:
None (36)
Citations from after 1930:
None (36)
Number of text pages:
None (11) · 1 - 2 (6) · 2 - 3 (10) · 3 - 20 (9)
Number of claims:
None (22) · 1 - 3 (6) · 3 - 11 (8)
Number of diagram pages:
None (1) · 1 (21) · 2 (2) · 3 (1)
Number of figures:
None (1) · 1 - 2 (1) · 2 - 4 (4) · 4 - 6 (6) · 6 - 30 (7)

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