Patents by Inventor Herbert E. Spiegel

Herbert E. Spiegel 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).

  • Immunoassay of thymosin .alpha..sub.1
    Patent number: 4427783
    Abstract: An improved immunoassay for the polypeptide hormone thymosin .alpha..sub.1 is described. The assay employs an improved antibody which is elicited by an immunogen which has been prepared by coupling [Tyr.sup.1 ]-thymosin .alpha..sub.1 to an immunogenic carrier protein using a bifunctional diazonium coupling agent.
    Type: Grant
    Filed: December 14, 1981
    Date of Patent: January 24, 1984
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Edward Newman, A. Hirotoshi Nishikawa, Herbert E. Spiegel, Julia Symington