Patents by Inventor Catherine M. Sheridan

Catherine M. Sheridan 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-resistant construction material
    Patent number: 4176115
    Abstract: A fire-resistant construction material is disclosed. This construction material is composed of an incombustible component, ordinarily including flame-retardant and intumescent agents, intimately dispersed and fixed into a rigid panel by a binder of melamine formaldehyde resin.
    Type: Grant
    Filed: May 6, 1977
    Date of Patent: November 27, 1979
    Assignee: Champion International Corporation
    Inventors: Seymour Hartman, Catherine M. Sheridan