Patents Assigned to Veda Research and Development Co., Ltd.
  • Copolymer-1 improvements in compositions of copolymers
    Patent number: 5800808
    Abstract: The present invention relates to an improved composition of copolymer-1 comprising copolymer-1 substantially free of species having a molecular weight of over 40 kilodaltons.
    Type: Grant
    Filed: May 22, 1995
    Date of Patent: September 1, 1998
    Assignee: Veda Research and Development Co., Ltd.
    Inventors: Eliezer Konfino, Michael Sela, Dvora Teitelbaum, Ruth Arnon