Patents by Inventor Leslie B. Bennett

Leslie B. Bennett 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: 4133481
    Abstract: A traction device comprising a mat made of molded thermo-plastic material having a generally rectangular frame, a traction area and an approach area on each side of the traction area. The traction area occupies approximately half of the length of the mat and the approach areas are made of bars extending generally parallel to the sides of the mat and perpendicular to each other defining rectangular areas. The traction area is made of bars arranged at approximately angles to the sides of the frame and intersecting each other at approximately right angles. The bars are generally T-shaped. The vertical bar of the T is generally elliptical and the horizontal bar is generally elliptical with a flat top surface.
    Type: Grant
    Filed: December 19, 1977
    Date of Patent: January 9, 1979
    Inventor: Leslie B. Bennett