Patents by Inventor Christopher W. Cornish

Christopher W. Cornish 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).

  • Automatic transmission fluid of improved viscometric properties
    Patent number: 6077455
    Abstract: This invention provides compositions and methods for producing automatic transmission fluids capable of improved viscometric properties and capable of achieving -40.degree. C. Brookfield viscosities not greater than 18,000 centipoise using natural lubricating oils.
    Type: Grant
    Filed: January 13, 1998
    Date of Patent: June 20, 2000
    Assignee: Exxon Chemical Patents Inc
    Inventors: Ricardo Alfredo Bloch, Raymond F. Watts, Christopher W. Cornish