Patents by Inventor Theodore S. Zimmermann

Theodore S. Zimmermann 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).

  • Ultrapurification of factor IX and other vitamin k-dependent proteins
    Patent number: 5639857
    Abstract: A method of recovering active, highly purified and concentrated vitamin K-dependent proteins from plasma, concentrate or mixtures of proteins produced by recombinant DNA technology using an immunoadsorbent comprising a monoclonal antibody, and the active, highly purified and concentrated vitamin K-dependent protein produced by the method.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: June 17, 1997
    Assignee: The Scripps Research Institute
    Inventor: Theodore S. Zimmermann
  • Compositions containing highly purified factor IX proteins prepared by immunoaffinity chromatography
    Patent number: 5614500
    Abstract: Pharmaceutical compositions comprising active, highly purified, and concentrated Factor IX proteins are provided. The Factor IX proteins are recovered from plasma or recombinant cell culture sources by a process involving immunoaffinity chromatography conducted in the presence of a chelating agent and in the absence of an exogenous non-chelating protease inhibitor.
    Type: Grant
    Filed: July 18, 1994
    Date of Patent: March 25, 1997
    Assignee: The Scripps Research Institute
    Inventor: Theodore S. Zimmermann