Patents by Inventor Gary J. Kogowski

Gary J. Kogowski 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 improving the weatherbility and color retention performance of styrene copolymer compositions
    Patent number: 6482893
    Abstract: Styrene copolymer compositions, especially ASA compositions, exhibit improved weatherability and color retention performance when processed according to the invention. Disclosed herein is a method of improving the weatherability and color retention performance of styrene copolymer compositions and exterior siding incorporating such styrene copolymer compositions. More specifically, a method is disclosed comprising improving the weatherability and color retention of styrene copolymer compositions, especially ASA compositions, which is advantageous with respect to cost and ease of manufacturing. Composite articles are also disclosed incorporating the foregoing improved styrene copolymer compositions as an exterior layer.
    Type: Grant
    Filed: September 19, 2000
    Date of Patent: November 19, 2002
    Assignee: BASF Corporation
    Inventors: Gary J. Kogowski, Heiner Goerrissen, Graham Edmund McKee
  • Granite-look acrylonitrile/styrene/acrylate copolymers and process for their preparation
    Patent number: 5407988
    Abstract: Granite-looking acrylonitrile/styrene/acrylate copolymers are provided by incorporating into the copolymer a colorant mixture comprising colored polyester or nylon fibers, titanium dioxide, and a metal salt of an aliphatic carboxylic acid as a dispersant.
    Type: Grant
    Filed: October 7, 1993
    Date of Patent: April 18, 1995
    Assignee: BASF Corporation
    Inventor: Gary J. Kogowski