Patents by Inventor Lionel C. Desmarais

Lionel C. Desmarais 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: 5596822
    Abstract: Cable laying apparatus for burying cable in or adjacent to a railway bed. A cable laying plough is mounted to a rubber tired loader and the loader moves forwardly under its own power while straddling the track. A pair of rail wheels are mounted on the forward and rearward ends of the loader. The cable laying plough is mounted to a bracket or plate spanning the track and pivotally mounted to hydraulically controlled arms extending from the loader. The plough may be attached to the bracket on either side of the track in order to reach cable burying positions located on both sides of the track.
    Type: Grant
    Filed: September 7, 1994
    Date of Patent: January 28, 1997
    Assignee: Ledcor Industries Limited
    Inventors: Lionel C. Desmarais, Bernie A. Stene