Patents by Inventor Garland G. Barr

Garland G. Barr 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).

  • Treatment of plants for frost protection
    Patent number: 5133891
    Abstract: The present invention is a method of treatment of plants for frost protection. In this method the plants are treated with 1 to 5 kg/ha of an active material of the formula[R--O--PH(.dbd.O)--O-].sub.n M.sup.n+.
    Type: Grant
    Filed: April 27, 1990
    Date of Patent: July 28, 1992
    Assignee: Rhone Poulenc AG Co.
    Inventors: Garland G. Barr, Richard Hanrahan