Patents by Inventor Fredric A. Litt

Fredric A. Litt 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).

  • White oil pour point depressants
    Patent number: 5078917
    Abstract: Pour point depressants for white oils and combinations of them with white oils are disclosed. The pour point depressants comprise ethylene-vinyl acetate copolymers, including terpolymers containing ethylene and vinyl acetate.
    Type: Grant
    Filed: November 1, 1989
    Date of Patent: January 7, 1992
    Assignee: Functional Products Incorporated
    Inventor: Fredric A. Litt