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SIGMA ITALIANA PROD CHIMICI

Overview
  • Total Patents
    20
About

SIGMA ITALIANA PROD CHIMICI has a total of 20 patent applications. Its first patent ever was published in 1976. It filed its patents most often in France, United Kingdom and Netherlands. Its main competitors in its focus markets macromolecular chemistry and polymers, chemical engineering and textiles and paper are VSESOYUZNYJ NI I KT I OBORU NE, NII KHIM T POLIMEROV IM AKAD V and PETROV G N.

Patent filings in countries

World map showing SIGMA ITALIANA PROD CHIMICIs patent filings in countries
# Country Total Patents
#1 France 3
#2 United Kingdom 3
#3 Netherlands 3
#4 Germany 2
#5 Spain 2
#6 Italy 2
#7 Japan 2
#8 Canada 1
#9 Sweden 1
#10 United States 1

Patent filings per year

Chart showing SIGMA ITALIANA PROD CHIMICIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Quintini Massimo 4
#2 Biaggi Roberto 3
#3 Matsushimo Kinteini 2
#4 Roberuto Piatsugi 1
#5 Roberuto Biatsugi 1
#6 Biaggi R 1
#7 Quintini M 1
#8 Biaggi Robert 1

Latest patents

Publication Filing date Title
ES8107257A2 Production of vinyl chloride polymer
ES454624A1 Process for producing vinyl chloride polymers
CA1110397A Process for producing polyvinyl chloride