Drilldown: Patents

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Patents > Grant date: August 1920 & Cites these patents: None & Number of claims: 3-5

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Year filed:
1915 (1) · 1917 (2) · 1918 (4) · 1919 (1) · 1920 (1)
Year granted:
(There are no values for this filter)
Office:
DE (2) · FR (2) · HU (2) · US (3)
Inventors:
None (2) · Alexis Beurrier (1) · Édouard-Jean Bigourdan (1) · Elbert J. Hall (1) · Emil Schimanek (2) · Federico Caproni (1) · Hans Josef Goebbel (1) · Jenő Böszörményi (1) · Louis Lacoin (1) · Ralph P. Fox (1)
Inventor country:
DE (2) · FR (1) · HU (3) · IT (1) · US (2)
Inventor location:
None (6) · Budapest (2) · Speyer am Rhein (1)
Applicant person:
None (2) · Alexis Beurrier (1) · Édouard-Jean Bigourdan (1) · Elbert J. Hall (1) · Emil Schimanek (2) · Federico Caproni (1) · Hans Josef Goebbel (1) · Jenő Böszörményi (1) · Louis Lacoin (1) · Ralph P. Fox (1)
Applicant firm:
None (7) · Ballonhüllen Gesellschaft m.b.H. mit Beschränkter Haftung‎ (1) · Rumpler-Werke G.m.b.H. in Berlin-Johannisthal (1)
Applicant type:
COMPANY (2) · INDIV (7)
Applicant is inventor:
None (1) · Yes (8)
Tech fields:
air pressure (1) · airfoil (1) · airplane (3) · Balloons (1) · biplane (1) · blade (1) · cable (1) · chassis (1) · cylinder (1) · ejection (1) · Elasticity (1) · engine (1) · Envelope (1) · Fabric (1) · frame (1) · gauge (1) · helicopter (1) · ICE (1) · instrument (1) · landing (1) · metal (1) · mounting (1) · parachute (1) · piston (1) · pressure (1) · propeller (1) · safety (1) · subsystem (1) · suspension (1) · Texture (1) · wings (1)
Filing date:
1915 (1) · 1917 (2) · 1918 (4) · 1919 (1) · 1920 (1)
Full specification filed date:
None (9)
Application number:
None (4) · 15723617 (1) · 21281D (1) · 323763D (1) · 324367D (1) · 6908515 (1)
Grant date:
August 1, 1920 (2) · August 3, 1920 (1) · August 5, 1920 (2) · August 17, 1920 (1) · August 24, 1920 (1) · August 25, 1920 (1) · August 28, 1920 (1)
Granted:
Yes (9)
Publication date:
August 1920 (1) · October 1920 (2) · November 1920 (1)
Supplementary to patent:
None (4) · Patent DE-1914-321808 (1) · Patent DE-1916-03-04 Ballonhüllen Gesellschaft m.b.H. mit Beschränkter Haftung‎ (1) · Patent DE-1917-09-23 Ballonhüllen Gesellschaft m.b.H. mit Beschränkter Haftung‎ (1) · Patent FR-1915-502433 (1) · Patent FR-1915-502520 (1) · Patent HU-1917-73345 (1) · Patent IT-1915-150227 (1) · Patent IT-1917-03-16 Federico Caproni (1)
Related to aircraft:
1 (6) · Yes (3)
Patent agent:
None (5) · M. Zerolo (1) · Société G. Breton, P. Audy, J. Rousset, A. Vergé (1) · Victor J. Evans (1) · White & Prost (1)
Assigned to:
None (9)
National tech categories:
None (2) · DE 62b (1) · DE 77h.5 (1) · DE 77h.7 (1) · FR 6.4 (1) · HU V/h (1) · HU VII/a (1) · USPC 244/45R (1) · USPC 416/115 (1) · USPC 416/130 (1) · USPC 416/159 (1)
IPCs:
None (3) · IPC B64B1/58 (1) · IPC B64C11/04 (1) · IPC B64C25/00 (1) · IPC B64C27/00 (1) · IPC B64C27/04 (1) · IPC B64C3/00 (1) · IPC B64D25/12 (1)
CPCs:
None (2) · CPC B64B1/58 (1) · CPC B64C1/12 (1) · CPC B64C11/04 (1) · CPC B64C25/34 B64F2700/6226 (1) · CPC B64C25/64 (1) · CPC B64C27/04 (1) · CPC B64C2700/6281 (1) · CPC B64C3/00 (1) · CPC B64D25/12 (1)
Family year:
1915 (2) · 1916 (1) · 1917 (2) · 1918 (3) · 1919 (1)
First filing:
None (1) · No (1) · Yes (7)
Cites these patents: (Click arrow to add another value)
Citations from after 1930:
None (2) · 7 (1)
Number of text pages:
2 (3) · 3 (5) · 4 (1)
Number of claims:
3 (5) · 4 (1) · 5 (3)
Number of diagram pages:
None (1) · 1 (6) · 4 (1) · 6 (1)
Number of figures:
None (1) · 3 - 5 (3) · 5 - 12 (5)

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