Patents by Inventor John Thomas Nolan

John Thomas Nolan 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).

  • Step silt terrace erosion prevention
    Patent number: 6322289
    Abstract: The Silt terrace erosion prevention inventions called STEP, is directed to a low cost process to reverse soil erosion in a farm field by retaining the silt in a natural watercourse to form grassy terraces behind a series of dam structures built with dirt-filled, non-biodegradable, plastic sacks arranged across the bed of the gully in a “V” shape pointing upstream.
    Type: Grant
    Filed: January 25, 1999
    Date of Patent: November 27, 2001
    Inventor: John Thomas Nolan