Patents by Inventor David F. Farr

David F. Farr 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).

  • Biological control of purple loosestrife
    Publication number: 20020034497
    Abstract: The present invention provides a novel isolated and purified Harknessia lythrii. It further provides a mycoherbicidal composition that is effective in controlling purple loosestrife, and methods for controlling purple loosestrife.
    Type: Application
    Filed: May 2, 2001
    Publication date: March 21, 2002
    Inventors: David R. Johnson, Roger L. Becker, Elizabeth Jean Stamm Katovich, John W. Gronwald, Amy Y. Rossman, Kathryn L. Plaisance, David F. Farr