Patents by Inventor Michael P. Petrus

Michael P. Petrus 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).

  • Anti-wear lubricity additive for low-sulfur content diesel fuels
    Patent number: 5490864
    Abstract: A diesel fuel composition which is comprised of:(a) a major portion of a low-sulfur content diesel fuel; and(b) a minor amount, as an anti-wear lubricity additive, of a dithiophosphoric diester-dialcohol.
    Type: Grant
    Filed: June 22, 1994
    Date of Patent: February 13, 1996
    Assignee: Texaco Inc.
    Inventors: Sheldon Herbstman, Doris Love, Michael P. Petrus, Cyril A. Migdal