Patents by Inventor Paul R. Sohmer

Paul R. Sohmer 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).

  • Method for treating plasma for transfusion
    Patent number: 4664913
    Abstract: A method for treating human blood plasma which comprises passing plasma through an immunoadsorbent zone capable of binding both anti-A and anti-B blood group antibodies and removing them from the plasma. Plasma so treated may be transfused to any recipient regardless of the recipient's blood type, and it is found that such treated plasma retains substantially all other blood proteins essential for proper physiological activity.
    Type: Grant
    Filed: July 19, 1984
    Date of Patent: May 12, 1987
    Assignee: Xoma Corporation
    Inventors: C. Harold Mielke, Patrick J. Scannon, Paul R. Sohmer, John C. Klock