Patents by Inventor Brian K. Grosser

Brian K. Grosser 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).

  • Black-colored, laser-writable blends of carbonate polymer and polyester
    Patent number: 5300350
    Abstract: Laser-writable, black-colored blends of carbonate and polyester resins are provided by the incorporation of a black colorant formulation comprising carbon black and a fatty acid metal salt. Zinc stearate is a preferred fatty acid metal salt. The black-colored resin blends can be inscribed using standard YAG lasers and maintain an excellent balance of other properties including surface aesthetics, physical properties, heat resistance, chemical resistance and processability.
    Type: Grant
    Filed: February 22, 1993
    Date of Patent: April 5, 1994
    Assignee: The Dow Chemical Company
    Inventors: Brian K. Grosser, Thomas L. Miller