Patents by Inventor Richard William Lawrence

Richard William Lawrence 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).

  • Removable tread mat for open riser stairs
    Publication number: 20040074698
    Abstract: A stair mat for a tread of a step includes a textured material such as corrugated, polypropylene carpet having a non-skid backing material such as rubber The stair mat is flexible and is adapted to surround the tread 16 such that the textured material extends 360° about the tread. The stair mat includes a closure such as Velcro® that is formed as a hook strip disposed on one side of the mat adjacent a first longitudinal end, and a loop strip disposed on another side of the mat adjacent a second longitudinal end.
    Type: Application
    Filed: October 22, 2002
    Publication date: April 22, 2004
    Inventor: Richard William Lawrence