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HEYL & CO

Overview
  • Total Patents
    62
About

HEYL & CO has a total of 62 patent applications. Its first patent ever was published in 1927. It filed its patents most often in Germany, United States and France. Its main competitors in its focus markets organic fine chemistry, pharmaceuticals and medical technology are SYNKEM, SILICYCLE INC and KATO TETSUO.

Patent filings in countries

World map showing HEYL & COs patent filings in countries

Patent filings per year

Chart showing HEYL & COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kludas M 3
#2 Chemisch-Pharmazeutische Fabri 3
#3 Bayer Ernst 3
#4 Bayer Ernst Prof Dr 3
#5 Erunsuto Baiaa 2
#6 Bueechl Dr Hermann 2
#7 Schumann Wilhelm Dipl Chem 2
#8 Kludas Martin Dr Med 2
#9 Bueechl Dr-Ing Hermann 2
#10 Parr Wolfgang 2

Latest patents

Publication Filing date Title
DE3042860A1 COLLAGEN PREPARATIONS, METHODS FOR THEIR PRODUCTION AND THEIR USE IN HUMAN AND VETERINE MEDICINE
DE3032681A1 D-Penicillamine prodn. from penilloic acid - by reaction with 4-amino-benzoic acid or 4-amino-benzo:nitrile cpds. in aq. soln. at reflux
DE2933027A1 METHOD FOR PRODUCING 2,3-DIMERCAPTOPROPAN-1-SULFONIC ACID AND ITS SALTS
DE2918942A1 Polymeric soluble hydrogenation catalyst - contg. iron, cobalt, nickel or platinum gp. metal as covalent or coordination cpd. with soluble polymer
DE2901350A1 Schistosomiasis treatment with antimony cpds. e.g. tartar emetic - in combination with alkali 2,3-di:mercapto-propane-1-sulphonate to increase activity and reduce toxicity
DE2835943A1 Polymeric soluble hydrogenation catalyst - contg. iron, cobalt, nickel or platinum gp. metal as covalent or coordination cpd. with soluble polymer
DE2835944A1 METAL-CONTAINING SOLUBLE POLYMERS CATALYSTS FOR POLYMERIZATIONS, METHODS FOR THE PRODUCTION THEREOF AND THEIR USE IN POLYMERIZATION METHODS
US3968154A Method of producing penicillamine
ES430487A3 Procedure for the preparation of penicilamine. (Machine-translation by Google Translate, not legally binding)
DE2413185A1 METHOD FOR PRODUCING D-PENICILLAMINE
US3789124A Treatment of colitis ulcerosa
US3894067A Production of penicillamine-mercuric-mercaptide and of penicillamine and acid addition salts of penicillamine
ZA7106321B Treatment of scleroses and conditions of autoimmunization
DE1949937A1 Penicillamine medicaments
US2909518A Recovery of vitamin b12
DE1053376B Self-reacting fuel mixtures for independent recoil engines
DE692711C in A and D concentrates
DE744637C Process for the conservative preparation of whale livers
DE736462C Process for obtaining vitamin concentrates from fish livers
DE606519C Process for the production of products containing viscous liquids in a granular form