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Prague, CS
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Patents Grants
last 30 patents
Information
Patent Grant
Protective film for metallic articles
Patent number
4,424,077
Issue date
Jan 3, 1984
Statni vyzkumny ustav materialu
Miroslav Novak
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Electrolyte for cathodic deposition of nickel alloys with iron
Patent number
4,372,826
Issue date
Feb 8, 1983
Statni vyzkumny ustav materialu
Vaclav Landa
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Grant
Filter support of plates for filter presses
Patent number
4,316,803
Issue date
Feb 23, 1982
Statni vyzkumny ustav materialu
Lubomir Kupf
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Mold for the injection molding of objects of large dimension and co...
Patent number
4,295,628
Issue date
Oct 20, 1981
Statni vyzkumny ustav materialu
Lubomir Kupf
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Arrangement for manufacture of voluminous products made of plastics
Patent number
4,131,411
Issue date
Dec 26, 1978
Statni Vyzkumny Ustav Materialu
Lubomir Kupf
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Filter assembly made of thermoplastic materials
Patent number
4,045,350
Issue date
Aug 30, 1977
Statni Vyzkumny Ustav Materialu
Lubomir Kupf
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73732089 - OPTIGAL
Serial number
73732089
Filing date
Jun 2, 1988
STATNI VYZKUMNY USTAV MATERIALU
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments