Patents by Inventor Chester D. Leonard

Chester D. Leonard 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 citrus tree diseases
    Patent number: 3973032
    Abstract: The use of ascorbic acid, erythorbic acid and alkali metal and ammonium salts thereof for treatment of a destructive, widely distributed and rapidly spreading disease of citrus trees known as Young Tree Decline, is disclosed.
    Type: Grant
    Filed: September 19, 1975
    Date of Patent: August 3, 1976
    Assignee: Board of Regents, State of Florida for and on behalf of the University of Florida
    Inventor: Chester D. Leonard