Patents by Inventor Ralph W. Tufte, Jr.

Ralph W. Tufte, Jr. 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: 4272116
    Abstract: An apparatus for disposing of pet waste and the like includes a collapsible generally rectangular container having an open forward end and an integral handle by which an operator may support and manipulate the container without contacting either the container or waste material. A separate spatula may be provided for moving waste material into the container. Both the container and spatula may be provided with a coacting connection operative for securing the spatula in substantially closed relation over the forward end of the container. The method of the present invention includes placing a container adjacent the waste material, manipulating a spatula to move the waste material into the container, covering the open forward end of the container with the spatula and securing the same thereon and disposing of the container, waste material and spatula as a unit.
    Type: Grant
    Filed: November 16, 1979
    Date of Patent: June 9, 1981
    Inventor: Ralph W. Tufte, Jr.