Patents by Inventor Henry R. Hales

Henry R. Hales 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).

  • Toy toilet
    Patent number: 4285156
    Abstract: A toy toilet includes a toilet bowl, a seat supported by the toilet bowl, a hinged cover for the seat, and a reservoir. Positioned in the reservoir is a cylinder and piston arrangement having a fluid conduit to the toilet bowl and a mechanical linkage to the cover so that the movement of the cover moves the piston to "flush" the toilet.
    Type: Grant
    Filed: February 1, 1980
    Date of Patent: August 25, 1981
    Assignee: Mattel, Inc.
    Inventors: Gerard K. Leistikow, Henry R. Hales