Patents by Inventor Curtis E. Wertz

Curtis E. Wertz 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).

  • Separation of polymerized hemoglobin from unpolymerized hemoglobin on hydroxyapatite using HPLC
    Patent number: 5691453
    Abstract: A method for producing a stable polymerized hemoglobin blood-substitute from blood. The method of this invention includes contacting a polymerized hemoglobin solution with a hydroxyapatite HPLC column and recovering the substantially pure polymerized hemoglobin.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: November 25, 1997
    Assignee: Biopure Corporation
    Inventors: Curtis E. Wertz, Maria S. Gawryl