Patents by Inventor Patricia L. Wertz

Patricia L. Wertz 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).

  • Method for producing decorative surface coverings
    Patent number: 4847117
    Abstract: A surface covering product and method of making the same wherien the product comprises a substrate material, an impervious coating upon said material with a decorative design as part of the impervious coating, and, raised transparent or slightly translucent elements printed upon said coating. The raised elements are formed as dot-shaped transparent elements and comprise a thixotropic plastic. An opaque material surrounds the raised elements and the decorative design can be seen only through the raised elements.
    Type: Grant
    Filed: August 11, 1988
    Date of Patent: July 11, 1989
    Assignee: Armstrong World Industries, Inc.
    Inventors: Richard H. Balmer, Patricia L. Wertz
  • Decorative surface coverings
    Patent number: 4816317
    Abstract: A surface covering product is disclosed which comprises a substrate material, an impervious coating upon said material with a decorative design as part of the impervious coating, and, raised transparent or slightly translucent elements printed upon said coating. The raised elements are formed as dot-shaped transparent elements and comprise a thixotropic plastic. An opaque material surrounds the raised elements and the decorative design can be seen only through the raised elements.
    Type: Grant
    Filed: December 30, 1987
    Date of Patent: March 28, 1989
    Assignee: Armstrong World Industries, Inc.
    Inventors: Richard H. Balmer, Patricia L. Wertz