Patents by Inventor Cheri W. Fink

Cheri W. Fink 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 of pre-treating samples in peroxidase-catalyzed enzyme assays
    Patent number: 4978632
    Abstract: A method for reducing the occurrence of falsely elevated results in a peroxidase-catalyzed, enzyme assay is described. Interference in an assay caused by blood or bood products in a clinical specimen is eliminated or reduced by reacting the specimen with an oxidizing agent such as sodium hypochlorite, hydrogen peroxide or sodium meta-periodate.
    Type: Grant
    Filed: December 15, 1988
    Date of Patent: December 18, 1990
    Assignee: Kallestad Diagnostics, Inc.
    Inventors: Patrick A. Mach, Jeffrey A. Thompson, Richard S. Creager, Cheri W. Fink