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POLYDEX PHARMA

Overview
  • Total Patents
    25
About

POLYDEX PHARMA has a total of 25 patent applications. Its first patent ever was published in 1985. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets pharmaceuticals, macromolecular chemistry and polymers and machines are SANTOSOLVE AS, WHITEHALL LAB LTD and IGARASHI MASAO.

Patent filings per year

Chart showing POLYDEX PHARMAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Usher Thomas C 20
#2 Zaneveld Lourens J D 9
#3 Anderson Robert A 9
#4 Wallis Simon H 4
#5 Coelho Kenneth 3
#6 Tosoni Anthony L 3
#7 Patel Natu 3
#8 Usher C Thomas 1

Latest patents

Publication Filing date Title
EP1557170A2 Cellulose sulfate and other sulfated polysaccharides to prevent and treat papilloma virus infection and other infections
US6703499B1 Process of making carboxylated dextran
US6063773A Cellulose sulfate for use as antimicrobial and contraceptive agent
US4855416A Method for the manufacture of dextran sulfate and salts thereof
CA1288897C Cosmetic preparations comprising novel elastin derivatives
CA1288348C Product and process for promoting the regression of atherosclerosis in animals
US4784986A Skin treatment compositions and method of use thereof
ES8607993A1 Dextran hexonic acid deriv.
CA1240672A Method for the manufacture of diethylaminoethyl dextrans
ZA8502158B Dextran hexonic acid derivative,ferric hydroxide complex and method manufacture thereof
EP0195151A1 Manufacture of diethylaminoethyl dextrans
US4659740A Cosmetic preparations comprising novel elastin derivatives
EP0150085A2 Dextran hexonic acid derivative, ferric hydroxide complex and method and manufacture thereof