Patents by Inventor John C. Locke

John C. Locke 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).

  • Fungicidal compositions derived from neem oil and neem wax fractions
    Patent number: 5409708
    Abstract: Novel fungicide compositions prepared from neem seeds are disclosed. Two distinct neem derived fungicides obtained non-polar, hydrophobic solvent neem seed extracts which are substantially free of azadirachtin, by removing the hydrophobic solvent and cooling the resulting neem oil to separate a semi-solid neem wax fraction and a clarified neem oil fraction.
    Type: Grant
    Filed: January 31, 1994
    Date of Patent: April 25, 1995
    Assignee: W. R. Grace & Co.-Conn.
    Inventors: John C. Locke, James F. Walter, Hiram G. Larew, III