Patents by Inventor Mark M. Williams

Mark M. Williams 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).

  • Intumescent fire retardant composition and method of manufacture thereof
    Patent number: 6706793
    Abstract: One embodiment of an intumescent composition comprises a halogenated polymer, antimony oxide, and intercalated graphite, while one embodiment of an intumescent additive mixture comprises antimony oxide and intercalated graphite. One embodiment of the method of making an intumescent composition comprises melt blending a halogenated polymer with antimony oxide, and intercalated graphite.
    Type: Grant
    Filed: September 20, 2002
    Date of Patent: March 16, 2004
    Assignee: Delphi Technologies, Inc.
    Inventors: Ismat A. Abu-Isa, Richard W. Marczewski, Mark M. Williams
  • Intumescent fire retardant composition and method of manufacture thereof
    Publication number: 20030158314
    Abstract: One embodiment of an intumescent composition comprises a halogenated polymer, antimony oxide, and intercalated graphite, while one embodiment of an intumescent additive mixture comprises antimony oxide and intercalated graphite.
    Type: Application
    Filed: September 20, 2002
    Publication date: August 21, 2003
    Inventors: Ismat A. Abu-Isa, Richard W. Marczewski, Mark M. Williams