Patents by Inventor Craig H. Strauh

Craig H. Strauh 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: 6253471
    Abstract: A canvas stretching and framing device upon which canvas or other sheet material may be stretched includes fixed corner sections and straight sections. The fixed corner sections ensure the squareness and rigidity of the device while simultaneously allowing for easy adjustments in order to maintain the canvas in a taut condition over the device. The straight sections may be easily cut to any desired length, which allows for easy adjustment of the device's size. The corner sections may include a plurality of protrusions which engage a plurality of cavities formed in the straight sections in a way that forms a continuous perimeter upon which canvas may be stretched.
    Type: Grant
    Filed: July 8, 1999
    Date of Patent: July 3, 2001
    Inventor: Craig H. Strauh