Patents by Inventor Lloyd James Forrestal

Lloyd James Forrestal 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).

  • Biocompatible anion exchange materials
    Patent number: 5648070
    Abstract: Biocompatible anion exchange materials are provided comprising a support having a quaternary amine moiety and a polyethylene oxide (PEO) moiety having between about 10 and about 200 repeating units covalently bonded thereto, such that said quaternary amine and polyethylene oxide moieties are substantially homogeneously distributed on said support. These anion exchange materials are useful for removing negatively charged species such as heparin from blood and other body fluids without significant removal of platelets. Methods of making and using these materials are also provided.
    Type: Grant
    Filed: September 30, 1994
    Date of Patent: July 15, 1997
    Assignee: Cobe Laboratories, Inc.
    Inventors: Ben F. Brian, III, Marc Voorhees, Lloyd James Forrestal