Patents by Inventor Thomas C. Hampton

Thomas C. Hampton 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 foamable compositions
    Patent number: 4719249
    Abstract: The intumescent material of this invention comprises a filled polyorganosiloxane composition that is elastomeric in the cured form and up to 70 parts by weight per 100 parts by weight of said composition of hollow, thermoplastic microspheres filled with a volatile liquid. The materials are particularly useful as flame and smoke barriers in passages of partitions that are traversed by thermoplastic articles such as pipes and conduits, and can optionally contain chemical blowing agents.
    Type: Grant
    Filed: April 27, 1987
    Date of Patent: January 12, 1988
    Inventors: John E. Dietlein, Thomas C. Hampton
  • Intumescent foamable compositions
    Patent number: 4686244
    Abstract: The intumescent material of this invention comprises a filled polyorganosiloxane composition that is elastomeric in the cured form and up to 70 parts by weight per 100 parts by weight of said composition of hollow, thermoplastic microspheres filled with a volatile liquid. The materials are particularly useful as flame and smoke barriers in passages of partitions that are traversed by thermoplastic articles such as pipes and conduits, and can optionally contain chemical blowing agents.
    Type: Grant
    Filed: December 17, 1986
    Date of Patent: August 11, 1987
    Assignee: Dow Corning Corporation
    Inventors: John E. Dietlein, Thomas C. Hampton