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CHEMPATENTS

Overview
  • Total Patents
    71
About

CHEMPATENTS has a total of 71 patent applications. Its first patent ever was published in 1950. It filed its patents most often in France, Canada and Belgium. Its main competitors in its focus markets organic fine chemistry, chemical engineering and environmental technology are ZHEJIANG BENLI TECH CO LTD, BONRATH WERNER and ZIBO QIXIANG TENGDA CHEMICAL CO LTD.

Patent filings in countries

World map showing CHEMPATENTSs patent filings in countries
# Country Total Patents
#1 France 46
#2 Canada 17
#3 Belgium 8

Patent filings per year

Chart showing CHEMPATENTSs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Egbert Robert B 8
#2 Landau Ralph 5
#3 Saffer Alfred 3
#4 Brown David 3
#5 Egbert R B 2
#6 Cunningham George L 2
#7 Saffer A 2
#8 Barker R S 2
#9 Saffer Ap 1
#10 Becker M 1

Latest patents

Publication Filing date Title
CA513675A Catalyst regeneration
CA536076A Sulfite waste treatment process
CA566762A Catalyst for olefin oxide reaction
CA544207A Catalysis
CA539852A Chlorination of ethylene and dilute mixtures
CA533692A Ethylene oxide prepared by oxidation of ethylene using a silver catalyst
CA538662A Reactor
CA523415A Oxidation of olefins
CA563044A Reactor containing a venturi mixing device
CA534805A Process and reactor for the oxidation of olefins
CA553154A Process for the oxidation of ethylene
CA561988A Preparation of high purity lithium carbonate from crude aqueous lithium chloride
CA547772A Process for the treatment of gases containing ethylene
CA634684A Process for the preparation of terephthalic acid
CA534804A Process for the catalytic oxidation of olefins
CA562311A Process for preheating chlorination reactants
CA562310A Process for quenching chlorination products