Patents by Inventor Levi F. Scott, Jr.

Levi F. Scott, Jr. 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).

  • Antifreeze formulation containing phosphorous acid
    Patent number: 5240631
    Abstract: The invention provides an alkylene glycol, preferably propylene glycol, anti-corrosive antifreeze concentrate composed of the glycol and small but effective amounts of borate, molybdate, tolyltriazole, phosphorous acid, optionally nitrate and silicate. The concentrate is suitably combined with water to form an internal combustion engine coolant which meets all ASTM testing criteria.
    Type: Grant
    Filed: November 13, 1991
    Date of Patent: August 31, 1993
    Assignee: Arco Chemical Technology, L.P.
    Inventors: Rocco L. Mascioli, Levi F. Scott, Jr.