Patents by Inventor Ronald Kendall, deceased

Ronald Kendall, deceased 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).

  • Polyphenylene ether-high impact polystyrene blends having improved flammability performance
    Patent number: 5143955
    Abstract: Polymer blend compositions having improved flammability performance comprise a polyphenylene ether resin, a high impact polystyrene resin, a flame retardant and a high molecular weight polystyrene resin having a weight average molecular weight, Mw, greater than about 400,000.
    Type: Grant
    Filed: May 28, 1991
    Date of Patent: September 1, 1992
    Assignee: Borg-Warner Chemicals, Inc.
    Inventors: Ronald Kendall, deceased, Ronald H. Place, Renate I. Warren