Patents by Inventor Robert E. Austin

Robert E. Austin 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).

  • Paint brush bristles
    Patent number: 4409372
    Abstract: Improved paint brush bristles and provided from a blend of nylon 6/6 or nylon 6/12, together with between 4-15%, depending upon the shape and size of the filament, of a co-polyester derived from terephthalic and isophthalic acids with cyclohexane dimethanol.
    Type: Grant
    Filed: January 20, 1982
    Date of Patent: October 11, 1983
    Assignee: Ametek, Inc.
    Inventors: John Ward, Robert E. Austin