Drilldown: Patents

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Patents > National tech categories : DE 77 or USPC 423/656 & Number of figures: 6

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Year filed:
1878 (1) · 1882 (1) · 1890 (1) · 1893 (5) · 1894 (2) · 1895 (2) · 1898 (1)
Year granted:
1879 (1) · 1883 (1) · 1891 (1) · 1894 (5) · 1895 (1) · 1896 (2) · 1897 (1) · 1900 (1)
Office:
DE (13)
Inventors:
Armin Kersten (1) · Carl Bugkel (1) · Carsten Ingwer (1) · Charles Pagé (1) · Edward Zarski (1) · Ernst Georg August Baumgarten (1) · Friedrich Johann Elias Vollstedt (1) · Gottfried Schröder (1) · J.H. Homeister (1) · Otto Schmidt (1) · Perham Wilhelm Nahl (1) · Raphael Ernst May (1) · Richard Czygan (1) · Richard William Cowan (1) · Theodor Schneider-Preiswerk (1) · Wilhelm van de Voorde (1)
Inventor country:
None (1) · AT (1) · CA (1) · CH (1) · DE (7) · FR (1) · Prussia (1) · US (1)
Applicant person:
None (4) · Carl Bugkel (1) · Charles Pagé (1) · Edward Zarski (1) · Ernst Georg August Baumgarten (1) · Otto Schmidt (1) · Perham Wilhelm Nahl (1) · Raphael Ernst May (1) · Richard Czygan (1) · Richard William Cowan (1) · Theodor Schneider-Preiswerk (1) · Wilhelm van de Voorde (1)
Applicant firm:
None (13)
Applicant type:
None (2) · INDIV (11)
Applicant is inventor:
No (1) · Yes (12)
Tech fields:
None (4) · aerodynamics (1) · airfoil (1) · ballast (1) · balloon (1) · balloons (1) · car (3) · design (2) · dirigible (2) · frame (1) · gas (1) · gear (1) · LTA (8) · marine (1) · navigation (5) · parachute (1) · planetary gear (1) · propeller (1) · propellers (1) · propulsion (6) · rudder (1) · stability (2) · takeoff (1) · Tragfläche (1) · Wendeflügelrädern (1)
Filing date:
None (1) · 1878 (1) · 1882 (1) · 1890 (1) · 1893 (4) · 1894 (2) · 1895 (2) · 1898 (1)
Full specification filed date:
None (13)
Application number:
None (13)
Grant date:
None (1) · 1879 (1) · 1883 (1) · 1891 (1) · 1894 (4) · 1895 (1) · 1896 (2) · 1897 (1) · 1899 (1)
Granted:
Yes (13)
Publication date:
None (10) · 1894 (2) · 1900 (1)
Supplementary to patent:
None (8) · Patent CA-1878-8860 (1) · Patent DE-1893-73799 (1) · Patent FR-1898-278192 (1) · Patent GB-1893-7712 (1) · Patent US-1890-439421 (1)
Related to aircraft:
1 (7) · Yes (6)
Patent agent:
None (13)
Assigned to:
None (13)
National tech categories: (Click arrow to add another value)
IPCs:
None (7) · IPC B64B1/00 (3) · IPC B64B1/40 (1) · IPC B64C33/02 (1) · IPC E21D15/28 (1) · IPC E21D15/38 (1)
CPCs:
None (7) · CPC B64B1/00 (3) · CPC B64B1/40 (1) · CPC B64C39/06 (1) · CPC E21D15/285 (1) · CPC E21D15/38 (1)
Family year:
None (2) · 1879 (1) · 1882 (1) · 1890 (1) · 1893 (4) · 1894 (1) · 1895 (2) · 1898 (1)
First filing:
None (3) · No (4) · Yes (6)
Cites these patents:
None (13)
Citations from after 1930:
None (13)
Number of text pages:
1 (2) · 2 (7) · 3 (4)
Number of claims:
None (3) · 1 (5) · 2 (3) · 3 (1) · 5 (1)
Number of diagram pages:
1 (13)
Number of figures:
6 (13)

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