Patents by Inventor Carl H. Andersen

Carl H. Andersen 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: 4772058
    Abstract: The invention provides substantial support for bracing the feet of rug stretchers during carpet laying. An open top box frame is centrally affixed to a substantially rectangular base. The edges of the base extend beyond the outer walls of the box frame sufficiently to form a stable platform. The platform is apertured with spaced nailing holes and when nailed firmly through the carpet being laid into the flooring, the attached box frame becomes a relocatable stable cleat for bracing the feet on the support arms of rug stretchers in a variety of positions.
    Type: Grant
    Filed: September 23, 1987
    Date of Patent: September 20, 1988
    Inventor: Carl H. Andersen