Patents by Inventor Dzidra Tur

Dzidra Tur has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method of and material for purification of physical liquids of organism, and method of producing the material
    Patent number: 6582811
    Abstract: A method of purification of physiological liquids of organism has the step of passing a physiological liquid through a material which has a size, a shape, and a structure selected so as to remove toxic compounds from the physiological liquid and is composed of a partially chloromethylated porous highly crosslinked styrene or divinylbenzene copolymer which initially have surface exposed chloromethyl groups in which thereafter chlorine is replaced with an element which forms different surface exposed functional groups with a greater hydrophilicity and greater biocompatibility than that of the chloromethyl group.
    Type: Grant
    Filed: July 13, 1999
    Date of Patent: June 24, 2003
    Assignee: Renal Tech International LLC
    Inventors: Vedirn Davankov, Maria Tsyurupa, Ludmilla Pavlova, Dzidra Tur
  • Method of and material for purification of physiological liquids of organism, and method of producing the material
    Patent number: 6136424
    Abstract: A method of purification of physiological liquids of organism has the step of passing a physiological liquid through a material which has a size, a shape, and a structure selected so as to remove toxic compounds from the physiological liquid and is composed of a partially chloromethylated porous highly crosslinked styrene or divinylbenzene copolymerwhich initially have surface exposed chloromethyl groups in which thereafter chlorine is replaced with an element which forms different surface exposed functional groups with a greater hydrophilicity and greater biocompatibility than that of the chloromethyl group.
    Type: Grant
    Filed: February 6, 1998
    Date of Patent: October 24, 2000
    Assignee: Renal Tech International, LLC
    Inventors: Vadim Davankov, Maria Tsyurupa, Ludmila Pavlova, Dzidra Tur