Patents by Inventor Barbara A. Search

Barbara A. Search 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).

  • Patent number: 5298406
    Abstract: A formulation for stabilizing enzymatic activity and immunoreactivity of creatine kinase and creatine kinase isoenzymes comprising animal serum, creatine kinase and/or creatine kinase isoenzymes, an effective amount of a buffer having a pKa in the range of 6.2-7.6 to maintain pH of the formulation at 6.7.+-.0.1, an effective amount of a non-thiol antioxidant to prevent oxidation of creatine kinase or creatine kinase isoenzyme thiol groups, an effective amount of a non-reducing polyol to stabilize immunoreactivity of creatine kinase or creatine kinase isoenzymes, and an effective amount of an antimicrobial to prevent microbial growth is provided.
    Type: Grant
    Filed: September 14, 1992
    Date of Patent: March 29, 1994
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Joseph E. Loyd, Barbara A. Search