Patents by Inventor Sarah E. Brewer

Sarah E. Brewer 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).

  • Fire barrier material and gaskets therefor
    Patent number: 6112488
    Abstract: A fire resistant gasket for architectural joints comprises an intumescent material mat having a first major surface and a second major surface, wherein at least one of said first and second major surfaces has coated thereon an adhesive. A fire barrier is provided comprising: at least one fire resistant intumescent gasket material having a first major surface and a second major surface, wherein at least one of said first and second major surfaces has coated thereon an adhesive, and at least one fire resistant material barrier layer bonded to a portion of one of said first and second major surface, preferably adhered to a portion of said adhesive coated gasket surface.
    Type: Grant
    Filed: April 29, 1997
    Date of Patent: September 5, 2000
    Assignee: Unifrax Corporation
    Inventors: James R. Olson, Lee A. Peekstock, Kevin D. Packard, Sarah E. Brewer