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MEYHALL CHEMICAL AG

Overview
  • Total Patents
    43
About

MEYHALL CHEMICAL AG has a total of 43 patent applications. Its first patent ever was published in 1978. It filed its patents most often in Canada, Japan and Switzerland. Its main competitors in its focus markets macromolecular chemistry and polymers, foods and drinks and textiles and paper are BENEO REMY, FRUIT GROWERS EXCHANGE CA and HERBSTREITH PEKTINFAB.

Patent filings in countries

World map showing MEYHALL CHEMICAL AGs patent filings in countries

Patent filings per year

Chart showing MEYHALL CHEMICAL AGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tiefenthaler Karl H O 6
#2 Dupuis Guy 5
#3 Mauger Frederic 5
#4 Urlacher Brice 5
#5 Wielinga Willem Cor 4
#6 Klinger Josef 4
#7 Wyss Ulrich 4
#8 Tiefenthaler Karl Heinrich Osk 4
#9 Sprenger Max 4
#10 Tiefenthaler K H O 3

Latest patents

Publication Filing date Title
FR2720604A1 High protein content locust bean fraction.
FR2719452A1 Biopolymer granules as food additives.
CH666790A5 Method for separating polysaccharide-containing flours in protein-low and low-protein fractions.
CH650129A5 Granular polysaccharide preparation
AU7515981A Polymeric thickener
CH642669A5 Water-soluble guar product and method for the production thereof.
US4162925A Phosphated locust bean gums