Patents by Inventor Beth M. Hess

Beth M. Hess 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).

  • Laminate having textured wear surface and process of preparation
    Patent number: 5308683
    Abstract: A glass-fiber product having a textured surface thereon (and its process of manufacture) is disclosed wherein the textured surface is obtained by relieving the stress in pre-stressed polymeric chips that have been distributed throughout a polymeric layer superimposed on a glass-fiber sheet.
    Type: Grant
    Filed: January 22, 1993
    Date of Patent: May 3, 1994
    Inventors: Martin Dees, Jr., George A. Edelen, Beth M. Hess, Barbara L. Laukhuff
  • Laminate having textured wear surface of uniformly covered chips and recesses
    Patent number: 5230945
    Abstract: A wear resistant laminate having a polymer-impregnated glass fiber substrate and a textured surface, the texture resulting from relieving stress in pre-stressed chips and the wear resistance resulting from the substantially uniform covering over the chips and the recesses of the textured surface.
    Type: Grant
    Filed: November 19, 1990
    Date of Patent: July 27, 1993
    Assignee: Armstrong World Industries, Inc.
    Inventors: Martin Dees, Jr., George A. Edelen, Beth M. Hess, Barbara L. Laukhuff