Drilldown: Patents

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Patents > Grant date: 1919 & First filing: None & Number of text pages: 2-3

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Year filed:
1913 (1) · 1914 (2) · 1915 (4) · 1916 (1) · 1917 (14) · 1918 (2) · 1919 (2)
Year granted:
1919 (25) · 1929 (1)
Office:
AT (13) · DE (1) · FR (3) · HU (6) · NL (1) · US (2)
Inventors:
None (12) · Alfred Merlue (1) · Carl Alfred Johansson (1) · Edward Richer Butler (1) · Everard Richard Calthrop (1) · Floris Albert van Heyst (1) · Hans Windhoff (1) · Harry Egerton Wimperis (1) · Henri-Joseph-Léon-Marie de la Chevardière de la Grandville (1) · Reinhold Richter (6)
Inventor country:
None (1) · AT (2) · DE (18) · FR (2) · GB (2) · NO (1)
Inventor location:
None (26)
Applicant person:
None (13) · Alfred Merlue (1) · Carl Alfred Johansson (1) · Edward Richer Butler (1) · Everard Richard Calthrop (1) · Floris Albert van Heyst (1) · Hans Windhoff (1) · Henri-Joseph-Léon-Marie de la Chevardière de la Grandville (1) · Reinhold Richter (6)
Applicant firm:
None (14) · Aktien-Gesellschaft R. Ph. Waagner - L. & J. Biró & A. Kurz (1) · Daimler Motoren-Gesellschaft (1) · Gesellschaft für Apparatenbau A. R. Ahrent und P. Heylandt G.m.b.H. (1) · Hofmannsche Luftfederung G.m.b.H. (1) · Jacob Lohner & Co. (1) · Luft Fahrzeug G.m.b.H. (1) · Luftschiffbau Schütte-Lanz (6)
Applicant type:
COMPANY (9) · INDIV (16) · UNIV-PRO-GOV (1)
Applicant is inventor:
None (8) · No (2) · Yes (16)
Tech fields:
None (26)
Filing date:
None (1) · 1913 (1) · 1914 (2) · 1915 (4) · 1916 (1) · 1917 (13) · 1918 (2) · 1919 (2)
Full specification filed date:
September 13, 1917 (1)
Application number:
None (18) · 495123D (1) · 74856 (1) · 75495 (1) · 75504 (1) · 75868 (1) · 79192 (1) · 9014 (1) · US19170191287 (1)
Grant date:
March 1919 (5) · May 1919 (8) · June 1919 (1) · July 1919 (2) · September 1919 (3) · October 1919 (1) · November 1919 (4) · December 1919 (2)
Granted:
None (2) · Yes (24)
Publication date:
March 1918 (1) · August 1919 (2) · September 1919 (4) · October 1919 (2) · November 1919 (8) · January 1920 (5) · February 1920 (1) · May 1920 (1)
Supplementary to patent:
None (17) · Patent AT-1912-63425 (1) · Patent DE 1916-12-01 Gesellschaft für Apparatenbau A. R. Ahrent und P. Heylandt G.m.b.H. (1) · Patent DE-1913-293131 (1) · Patent DE-1915-08-16 Hans Windhoff (1) · Patent DE-1916-03-29 (1) · Patent DE-1916-303968 (1) · Patent DE-1917-305739 (1) · Patent HU-1913-67745 (1) · Patent HU-1917-06-25 Hofmannsche Luftfederung G.m.b.H. (1) · Patent NO-1919-02-08 Carl Alfred Johansson (1)
Related to aircraft:
-1 (1) · 0.5 (1) · 1 (15) · Yes (9)
Patent agent:
None (24) · Rigot et Prévost (1) · Weissmann et Marx (1)
Assigned to:
None (26)
National tech categories:
None (1) · AT 37c (1) · AT 46b (1) · AT 61 (1) · AT 77d (10) · DE 77d (1) · FR 6.3 (1) · FR 6.4 (2) · HU V/h (6) · NL 62 (1) · NL 62.15 (1) · USPC 33/231 (1)
IPCs:
None (20) · IPC B63H1/12 (1) · IPC B64B1/50 (1) · IPC B64C1/06 (1) · IPC B64D 33/10 (1) · IPC F16H21/14 (1) · IPC F41G3/00 (1) · IPC F41G3/24 (1) · IPC G09B29/06 (1)
CPCs:
None (20) · CPC B63H1/16 (1) · CPC B63H1/20 (1) · CPC B63H1/26 (1) · CPC B63H3/008 (1) · CPC B64C1/064 (1) · CPC B64C1/065 (1) · CPC B64C11/006 (1) · CPC B64C11/06 (1) · CPC B64C11/343 (1) · CPC B64C2001/0063 (1) · CPC B64D17/80 (EP) (1) · CPC F16H21/14 (1) · CPC F41G3/24 (1) · IPC G09B29/06 (1)
Family year:
None (3) · 1912 (1) · 1913 (2) · 1914 (1) · 1915 (3) · 1916 (3) · 1917 (11) · 1918 (1) · 1919 (1)
First filing: (Click arrow to add another value)
Cites these patents:
None (26)
Citations from after 1930:
None (26)
Number of text pages:
2 (22) · 3 (4)
Number of claims:
None (4) · 1 (8) · 2 (9) · 3 (2) · 5 (1) · 7 (2)
Number of diagram pages:
None (2) · 1 (20) · 2 (3) · 4 (1)
Number of figures:
None (4) · 1 - 2 (5) · 2 - 3 (4) · 3 - 4 (6) · 4 - 20 (7)

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