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CO FR DE RAFFINAGE

Overview
  • Total Patents
    11
About

CO FR DE RAFFINAGE has a total of 11 patent applications. Its first patent ever was published in 1968. It filed its patents most often in United States, Norway and Sweden. Its main competitors in its focus markets chemical engineering, organic fine chemistry and macromolecular chemistry and polymers are DALIAN INST CHEMICAL PHYSICS CAS, CHINA PETROCHEMICAL DEV CORP TAIPEI TAIWAN and DALIAN INST CHEM & PHYSICS CAS.

Patent filings in countries

World map showing CO FR DE RAFFINAGEs patent filings in countries
# Country Total Patents
#1 United States 9
#2 Norway 1
#3 Sweden 1

Patent filings per year

Chart showing CO FR DE RAFFINAGEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Weisang J 2
#2 Maurin J 2
#3 Le Dred R 1
#4 Barthelemy G 1
#5 Duthion L 1
#6 Cinquanta A 1
#7 Wey R 1
#8 Drapeau Y 1
#9 Engelhard P 1
#10 Gluntz C 1

Latest patents

Publication Filing date Title
US3803113A Purification of olefin polymers
US3822221A Novel hydroreforming catalysts
US3822244A Process for the crosslinking of polystyrene
US3822321A Method of synthesizing diols