Patents by Inventor Richard Townsend

Richard Townsend 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).

  • Apparatus and method for producing an aquarium display
    Patent number: 5476068
    Abstract: An aquarium action display having a decorative display structure submerged beneath the surface of an aquarium and seated on the aquarium floor. The display structure incorporates a catch basin for collecting granular display media and funneling the media to a tube having a notch interfaced with the catch basin. An aquarium pump produces a flow of water through the tube whereby the granular display media is mixed with the water flowing through the tube and discharged at an outlet and collected by the catch basin thereby creating an underwater display.
    Type: Grant
    Filed: September 8, 1994
    Date of Patent: December 19, 1995
    Inventor: Richard Townsend