Patents by Inventor William Layman Jr.

William Layman Jr. 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).

  • Flame Retardant Extruded Polystyrene Foam Compositions
    Publication number: 20080096992
    Abstract: Extrudable polystyrene foam compositions having flame retardant properties, flame retardant extruded polystyrene foams, methods of making such foams, and products comprising such compositions and foams are provided.
    Type: Application
    Filed: December 22, 2004
    Publication date: April 24, 2008
    Applicant: ALBEMARLE CORPORATION
    Inventors: Kimberly Maxwell, William Layman Jr.