Patents by Inventor Joseph P. Dowd

Joseph P. Dowd 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).

  • Method of producing HPN and mixtures thereof
    Patent number: 5024772
    Abstract: A process for producing 2,2-dimethyl-3-hydroxypropyl-2,2-dimethyl-3-hydroxypropionate (HPN) and neopentyl glycol (NP) blends from a neopentyl glycol production by-product stream containing neopentyl glycol, hydroxypivalic acid, and HPN using an acid catalyst.
    Type: Grant
    Filed: July 10, 1989
    Date of Patent: June 18, 1991
    Assignee: BASF Corporation
    Inventors: Laurance R. Thurman, Joseph P. Dowd, Kathy J. Fischer