Patents by Inventor Frederick W. Bauer

Frederick W. Bauer 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).

  • Non-abrasive bauxite-based fire retardant
    Patent number: 4292188
    Abstract: Fire retardant properties are provided for cellulose insulation materials by the addition of a fire retardant composition comprising from 60 to 85% of bauxite, from 5 to 30% dolomite, and from 5 to 30% boric acid. Loading factors of from about 20 to about 35% fire retardant are effective to meet applicable federal specifications for flame spread and smoldering.
    Type: Grant
    Filed: June 1, 1979
    Date of Patent: September 29, 1981
    Assignee: Martin Marietta Corporation
    Inventors: Joseph P. Barone, Sergio A. Loynaz, Frederick W. Bauer