Patents by Inventor Bernard L. Rodgers

Bernard L. Rodgers 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).

  • Facing sheet edge trimming
    Patent number: 4065333
    Abstract: Plastic sheet material, laminated to the front face and side edges of wallboard, having excess sheet width at each side edge, is uniformly and rapidly trimmed to a neat skived edge which becomes firmly adhered to the wallboard edge, by abrading through the sheet material with a rotary abrader such as a nylon brush.
    Type: Grant
    Filed: March 31, 1977
    Date of Patent: December 27, 1977
    Assignee: National Gypsum Company
    Inventors: John L. Lawlis, Bernard L. Rodgers, Daniel A. Winkowski