Patents by Inventor David B. Kawchak

David B. Kawchak 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: 4891897
    Abstract: A display panel comprising a substantially planar structural layer of rigid material, a plurality of slats fastened to the structural layer, and a fastener for attaching the structural layer to a wall. The slats have a first surface that fastens flush against the structural layer. The slats also have a substantially planar second surface opposite the first surface. A horizontal slot is defined by the area between adjacent slats. A receiving slot is formed within each of the slats and extends upwardly transverse to the horizontal slot has an angled portion extending outwardly from the horizontal slot, and communicates with the horizontal slot. The fastener is a cleat which is fixedly attached to the side of the structural layer opposite the slats. The cleat has an angle cut along its lower edge.
    Type: Grant
    Filed: February 1, 1988
    Date of Patent: January 9, 1990
    Inventors: Detlef J. Gieske, David B. Kawchak
  • Patent number: 4722147
    Abstract: A display panel comprising a substantially planar structural layer of rigid material, a plurality of slats fastened to the structural layer, and a fastener for attaching the structural layer to a wall. The slats have a first surface that fastens flush against the structural layer. The slats also have a substantially planar second surface opposite the first surface. A horizontal slot is defined by the area between adjacent slats. A dado slot is formed within each of the slats and extends upwardly transverse to the horizontal slot and communicates with the horizontal slot. The fastener is a cleat which is fixedly attached to the side of the structural layer opposite the slats. The cleat has an angle cut along its lower edge.
    Type: Grant
    Filed: December 12, 1985
    Date of Patent: February 2, 1988
    Inventors: Detlef J. Gieske, David B. Kawchak
  • Patent number: D323921
    Type: Grant
    Filed: August 2, 1989
    Date of Patent: February 18, 1992
    Inventor: David B. Kawchak