Patents by Inventor Clyde E. Shadwell

Clyde E. Shadwell 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).

  • Patent number: 4947565
    Abstract: A rectangular picture frame that can be opened and closed repeatedly for mounting and changing the picture to be displayed in the frame. The picture framing device is characterized by a rigid backing sheet, which is hinge mounted along one edge of the frame and releasably secured to the frame along its other three edges with adhesive tape. A triangular corner section of the backing sheet is removed to allow for lifting of the backing sheet from a closed or seated position and swinging it about the hinged edge to provide access to the frame interior for inserting or changing pictures.
    Type: Grant
    Filed: February 7, 1989
    Date of Patent: August 14, 1990
    Inventor: Clyde E. Shadwell