Patents by Inventor Donna M. Hendricks

Donna M. Hendricks 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).

  • Production of microorganisms having ice nucleating activity
    Patent number: 5137815
    Abstract: A method for the fermentation of microorganisms having a high level of ice nucleating activity is disclosed. The method includes the step of adding acid to the fermentation medium when the pH approaches about 6.7 and adding base when the pH approaches about 5.5.
    Type: Grant
    Filed: September 23, 1986
    Date of Patent: August 11, 1992
    Assignee: Genencor International
    Inventors: Donna M. Hendricks, Patrick J. Ward, Shirley A. Orrego