Patents by Inventor Susan V Cowling

Susan V Cowling 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).

  • Lubricant compositions containing ester-substituted hindered phenol antioxidants
    Patent number: 6559105
    Abstract: A composition of an antioxidant of the formula where R3 is an alkyl group of 2 to 6 carbon atoms, and a dispersant or a detergent, is a useful additive package for lubricant compositions.
    Type: Grant
    Filed: January 16, 2001
    Date of Patent: May 6, 2003
    Assignee: The Lubrizol Corporation
    Inventors: William D. Abraham, Paul E. Adams, Gordon D. Lamb, Thomas J. Wolak, Richard A. Denis, Jody A. Kocsis, James P. Roski, Virginia A. Carrick, Susan V. Cowling
  • Lubricant compositions containing ester-substituted hindered phenol antioxidants
    Publication number: 20020006878
    Abstract: A composition of an antioxidant of the formula 1
    Type: Application
    Filed: January 16, 2001
    Publication date: January 17, 2002
    Applicant: Lubrizol Corporation
    Inventors: William D. Abraham, Paul E. Adams, Gordon D. Lamb, Thomas J. Wolak, Richard A. Denis, Jody A. Kocsis, James P. Roski, Virginia A. Carrick, Susan V. Cowling
  • Lubricating oil compositions containing saligenin derivatives
    Patent number: 6310009
    Abstract: A saligenin derivative such as the magnesium salt represented by the formula is useful as an additive for a lubricating composition. Preferably X is —CHO or —CH2OH, and Y is —CH2— or —CH2OCH2—. R1 is a hydrocarbyl group containing 1 to 60 carbon atoms and m is 0 to 10. At least one aromatic ring should contain an R1 substituent and the total number of carbon atoms in all R1 groups should be at least 7.
    Type: Grant
    Filed: January 16, 2001
    Date of Patent: October 30, 2001
    Assignee: The Lubrizol Corporation
    Inventors: Jody A. Kocsis, James P. Roski, Virginia A. Carrick, Richard A. Denis, Thomas J. Wolak, Gordon D. Lamb, Paul E. Adams, William D. Abraham, Susan V Cowling