Patents by Inventor Richard C. Alston

Richard C. Alston 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: 6721965
    Abstract: A toilet bowl screen is provided for use in connection with a typical toilet bowl. The toilet bowl screen comprises a razor wire screen, a circular plastic ring connected to the perimeter of the razor wire screen, and a plastic handle connected to the plastic ring, wherein the top part of the handle is configured to rest on the rear upper surface of the toilet bowl, thereby allowing quick and easy removal of the toilet bowl screen. The toilet bowl screen has particular utility in connection with trapping large items while cutting through waste and toilet paper with razor wire.
    Type: Grant
    Filed: December 11, 2002
    Date of Patent: April 20, 2004
    Inventor: Richard C. Alston