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VYZK USTAV CHEM TECH

Overview
  • Total Patents
    56
About

VYZK USTAV CHEM TECH has a total of 56 patent applications. Its first patent ever was published in 1982. It filed its patents most often in Czechoslovakia, Hungary and Poland. Its main competitors in its focus markets macromolecular chemistry and polymers, materials and metallurgy and chemical engineering are NAIEEL TECH, SHANGHAI JINGHAI (ANHUI) CHEMICAL CO LTD and HOESCH CHEMIE GMBH.

Patent filings per year

Chart showing VYZK USTAV CHEM TECHs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Teren Jan 12
#2 Hutar Eduard 11
#3 Dvorak Jan 10
#4 Valenta Rudolf 9
#5 Karvas Milan 9
#6 Durmis Julius 9
#7 Povazancova Marta 8
#8 Caucik Pavol 7
#9 Masek Jan 6
#10 Goghova Marcela 5

Latest patents

Publication Filing date Title
CS669690A3 Process for dissolving a waste sludges from deactivated catalyst used inthe palladium regeneration process
CS640490A3 Method of increasing selectivity of catalytic reductive alkylation ofaromatic amines with aliphatic ketones
CS515190A3 Method of isolating benzothiazole from raw and industrial fractions
CS460390A3 Substituted n-/cyclohexyl/benzothiazolyl-2-sulfeneamides and process for preparing thereof
CS434990A3 Process for preparing polyalkyl-4-piperidylamines by reducing alkylation
CS434590A3 Process for preparing polyalkyl-4-piperidylamines by polyketimines hydrogenation
CS372490A3 Process for preparing n-(1,3-dimethylbutyl) -n'-phenyl-p-phenylenediamine with excellent useful properties
CS191490A2 Method of polyaminotriazines insulation that contain tetramethylpiperidine groups
CS25690A2 Fungicide
CS741889A2 Method of alkylsubstituted guanidiniumnitrates preparation
CS658989A2 Method of methyl (/4-methoxy-6-methyl-1,3,5-triazine-2-yl/amino-) carbanyl/ amino/ sulphonyl/benzoate's trace amounts' content quantitative analysis in plant materials
CS527789A2 Agent for plants' medium stress factors effects protection
CS8904916A2 Process for melting palladium during its regeneration
CS8904110A2 Method of continuous desalination of waste water from the production of 4-aminodiphenylamine
CS275779B6 Agent for stimulation of plant growth
CS8608857A1 Difenylamine preparation method
CS8603105A1 Preparation 4-amino-1-fenyl-5-chlorine-6-oxo-1h-pyridazine process
FR2576905A1 Composition for the thermal stabilisation and light stabilisation of polymers
FR2569175A1 Process for the production of condensed ammonium phosphates for fertiliser
DE3410770A1 Stabiliser for polymers