Patents by Inventor Thomas F. Richards

Thomas F. Richards 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).

  • Scratch post with vertical rotatable tread path
    Patent number: 5775263
    Abstract: A scratch post having a vertical and rotatable tread path which exercises cats or other animals by a treading action of the forelimbs of the animal while in a stationary and upright posture. The scratch post for treading comprises a freestanding base and a vertical treadmill portion. The vertical treadmill portion includes a frame, which has an upper end portion and a lower end portion defining a vertical and longitudinal axis, the lower end portion being engaged to the base. The treadmill portion further includes a looped belt circumvolving the elongated frame vertically depending from the freestanding base. The outer surface of the belt is made of a material suitable for safely engaging the claws of a feline pet. A lighting and batting accessory is also provided.
    Type: Grant
    Filed: October 15, 1997
    Date of Patent: July 7, 1998
    Inventor: Thomas F. Richards
  • Window sill extension
    Patent number: D361238
    Type: Grant
    Filed: March 29, 1994
    Date of Patent: August 15, 1995
    Inventors: Thomas F. Richards, Brian W. Buzzell