Patents by Inventor Patti L. Kostrzewski

Patti L. Kostrzewski 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).

  • Guanido acids as fungicides
    Patent number: 3943253
    Abstract: Compounds of the formula ##EQU1## wherein R is C.sub.n H.sub.2n and wherein n is an integer of 1 to 11, and wherein Y is the sulfonic acid (--SO.sub.3 H) group or carboxylic acid (--CO.sub.2 H) group, have been found to have fungicidal activity. The compounds can be used in the free acid or salt form.
    Type: Grant
    Filed: June 27, 1974
    Date of Patent: March 9, 1976
    Inventors: Sol J. Barer, Patti L. Kostrzewski