Drilldown: Patents

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Patents > Supplementary to patent : Patent FR-1912-446040 or Patent NO-1915-12-15 Carl Alfred Johansson

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Year filed:
1912 (2) · 1913 (1) · 1916 (8) · 1917 (1)
Year granted:
1913 (3) · 1916 (3) · 1917 (4) · 1918 (1) · 1919 (1)
Office:
CH (1) · DK (2) · FI (1) · FR (4) · GB (1) · HU (1) · US (2)
Inventors:
Carl Alfred Johansson (9) · Lin-Marius Mannent (3)
Inventor country:
FR (3) · NO (9)
Inventor location:
None (12)
Applicant person:
Carl Alfred Johansson (9) · Lin-Marius Mannent (3)
Applicant firm:
None (12)
Applicant type:
INDIV (12)
Applicant is inventor:
Yes (12)
Tech fields:
None (12)
Filing date:
1912 (2) · 1913 (1) · 1916 (8) · 1917 (1)
Full specification filed date:
None (12)
Application number:
None (4) · 14829717 (1) · 16905D (1) · 16974D (1) · 17838D (1) · 492896D (1) · 58316 (1) · 69873 (1) · 7275916 (1)
Grant date:
None (1) · 1913 (3) · 1916 (2) · 1917 (4) · 1918 (1) · 1919 (1)
Granted:
Yes (12)
Publication date:
None (5) · 1913 (2) · 1916 (2) · 1917 (2) · 1919 (1)
Supplementary to patent: (Click arrow to add another value)
Related to aircraft:
1 (5) · Yes (7)
Patent agent:
None (7) · Herbert Haddan & Co. (1) · None (2) · Rigot et Prévost (1) · Wilhelm Reinhard (1)
Assigned to:
None (12)
National tech categories:
None (2) · CH 129b (1) · DE 77 (2) · FR 6.4 (4) · HU V/h (1) · NO 77h (1) · USPC 244/80 (1) · USPC 244/93 (1)
IPCs:
None (6) · IPC B64C17/00 (3) · IPC B64C33/00 (1) · IPC B64C33/02 (2)
CPCs:
None (4) · CPC B64C1/26 (1) · CPC B64C17/00 (3) · CPC B64C2700/6214 (2) · CPC B64C3/40 (1) · CPC B64C33/00 (1) · CPC B64C33/02 (2)
Family year:
1912 (3) · 1915 (8) · 1916 (1)
First filing:
None (1) · No (9) · Yes (2)
Cites these patents:
None (12)
Citations from after 1930:
None (12)
Number of text pages:
1 (2) · 2 (7) · 3 (3)
Number of claims:
1 (2) · 2 (6) · 4 (2) · 5 (1) · 7 (1)
Number of diagram pages:
1 (10) · 2 (2)
Number of figures:
2 (4) · 4 (5) · 9 (2) · 10 (1)

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