Patents by Inventor Vladimir Golubev

Vladimir Golubev 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).

  • Polyvinyl prolidone and crosslinker with divinyl and chelation group
    Patent number: 5866660
    Abstract: A crosslinked popcorn polymer of vinyl pyrrolidone and a crosslinker containing a pendant divinyl moiety and a chelating group capable of complexing a heavy metal ion in aqueous solution.
    Type: Grant
    Filed: March 13, 1997
    Date of Patent: February 2, 1999
    Assignee: ISP Investments Inc.
    Inventors: Victor Kabanov, Vladimir Golubev