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CHEKALIN M A

Overview
  • Total Patents
    15
About

CHEKALIN M A has a total of 15 patent applications. Its first patent ever was published in 1958. It filed its patents most often in USSR (Union of Socialist Soviet Republics) and Belgium. Its main competitors in its focus markets basic materials chemistry are SCOTTISH DYES LIMITED, HENGYUANXIANG GROUP CO LTD and ALIACHEM A S.

Patent filings in countries

World map showing CHEKALIN M As patent filings in countries

Patent filings per year

Chart showing CHEKALIN M As patent filings per year from 1900 to 2020

Focus industries

Focus technologies

# Technology
#1 Pigments

Top inventors

# Name Total Patents
#1 Chekalin M A 14
#2 Romanova M G 5
#3 Nikolaeva N F 5
#4 Zhukova N A 4
#5 Kulakova E Ya 2
#6 Korolev B A 2
#7 Sokolskaya G N 2
#8 Gryzlova Z A 2
#9 Peshkova E V 2
#10 Korneeva R V 2

Latest patents

Publication Filing date Title
SU445337A1 Process for preparing active trisazodyes
SU609311A1 End form of triphenyl methane dyes
SU459093A1 Method of preparing active anthraquinone dyes
SU445272A1 Process for preparing sulfamide derivatives
SU445338A1 Process for preparing active dyes
SU413856A1 Method of praparing active anthraquinone dyes
SU411749A1 Method of preparing active monochlorotriasine disazodyes
SU270936A1 Method of preparing polyazonaphthalene-based polyazo-dyes
SU303898A1 Method of dyeing textile materials and printing on them
SU234577A1 Method of preparing active dye
SU248871A1 Method of preparing active dyes
SU235223A1 Method of preparing active dyes
SU152517A1 Process for preparing azo-dyes for protein fibers
SU118176A1 The method of obtaining 2,1-diazofenol