Patents by Inventor Phuong N. Duong

Phuong N. Duong 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).

  • Polyglutarimide/glass fiber combinations
    Patent number: 5344868
    Abstract: Glass-reinforced polyglutarimides exhibit improved impact resistance when low levels of phenoxy resin are incorporated into the blend.
    Type: Grant
    Filed: March 23, 1993
    Date of Patent: September 6, 1994
    Assignee: Rohm and Haas Company
    Inventors: Michael P. Hallden-Abberton, William J. Work, Mark A. Abramowicz, Phuong N. Duong