Patents by Inventor Wallace F. Beard

Wallace F. Beard 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).

  • Sliding door closer and method and apparatus for installing the same
    Patent number: 4004372
    Abstract: This is a closer for sliding doors which includes a coil spring and a cushioning element in combination therewith and is specifically constructed to facilitate attaching the same to a sliding door and the invention also includes the method and apparatus for attaching the closer.
    Type: Grant
    Filed: April 14, 1975
    Date of Patent: January 25, 1977
    Assignee: Doormaid, Inc.
    Inventors: Wallace F. Beard, Jack H. Poppler, Loren C. Kienlen