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CHEM Y

Overview
  • Total Patents
    117
About

CHEM Y has a total of 117 patent applications. Its first patent ever was published in 1963. It filed its patents most often in Netherlands, United States and Germany. Its main competitors in its focus markets basic materials chemistry, organic fine chemistry and pharmaceuticals are CITREX SA, GOLDSCHMIDT REWO GMBH & CO KG and KAO CORP SA.

Patent filings per year

Chart showing CHEM Ys patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Van Paassen Nicolaas Adrianus 6
#2 Smid Jacob Kornelis 6
#3 Aalbers Johan G 5
#4 Aalbers Johan Gerhard Dr 5
#5 Dorrepaal Wim 5
#6 Paassen Nicolaas Adrianus Igna 5
#7 Smid Jacob K 5
#8 Smid Jacob Kornelis Dr 4
#9 Van Paassen Nicolaas A I 4
#10 Haak Gerardus M Van Den 3

Latest patents

Publication Filing date Title
NL9401510A Surfactant composition, surfactant concentrate in liquid form, and aqueous bleaching agent having increased viscosity and cleaning activity
DE4409189A1 Surfactant composition, especially for use in personal cleansers
NL8502587A Method for preparing oxyethylene groups and carboxymethyl groups or salts thereof, containing capillary-active products, and the products so produced and their use
NL8502267A Mixture of alkyl ethersulphate and alkylamidopolyglycolethercarbonic acid or salts.
NL8402893A New amids, and cleaners containing these as thickeners.
NL8402578A Mixture of alkyl ether sulphate and alkyl polyglycolethercarbonic acid or their salt.
NL8400706A Laundry detergent.
NL8301389A NEW LIQUID iodophors.
NL8301168A CLEANER BASED ON ACTIVE chlorine and alkali.
NL8203257A New polyethercarbonic acid derivatives and their applications.
NL8202398A Salts of acid ether sulphates and method for preparing these salts.
NL8202294A LIQUID phosphate-free detergent.
ES8308532A3 Stable aq. solns. of glycidyl-tri:methyl-ammonium chloride
NL8103829A Aqueous bleach with cleaning effect.
NL8005953A Process for the preparation of a cationization reagent and starch cationized with this reagent.
DE3032061C1 Process for the production of a pumpable surface-active product based on polyether acetic acids
NL7908641A Process for deininking paper pulp.
NL7907209A Method for manufacturing twistless or almost twistless yarn and yarn according to that method
NL7801007A Stable concentrated solution of glycidyltrimethylammonium chloride in water; monohydrate of glycidyl trimetyl lammonium chloride.
US4200522A Process for the flotation of ores