Patents by Inventor Douglas J. Larson

Douglas J. Larson 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: 6202380
    Abstract: A baseboard molding with passage for running electrical conduit therethrough for running electrical conduit such as cable wires, stereo wires, and computer wires along a wall structure behind a baseboard molding. The baseboard molding with passage for running electrical conduit therethrough includes a top piece and a bottom piece. The top piece has a longitudinal tongue ridge downwardly extending from a bottom face of the top piece. A bottom piece has a top, a bottom, front and back faces extending between the top and bottom of the bottom piece, and upper and lower portions. The top of the bottom piece has a spaced apart front and back extents upwardly extending therefrom which define a longitudinal groove therebetween. The tongue ridge of the top piece is inserted into the longitudinal groove of the bottom piece. The upper and lower portions of the bottom piece forming a lower shoulder therebetween on the back face of the bottom piece.
    Type: Grant
    Filed: March 4, 1999
    Date of Patent: March 20, 2001
    Inventors: James J. Trutwin, Douglas J. Larson