Patents by Inventor Peter K. Holt

Peter K. Holt 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).

  • Overflow level controller for a bathtub
    Patent number: 5025509
    Abstract: An overflow level controller for a bathtub is provided with an adapter ring to facilitate connection with a conventional bathtub fixture base, and includes a housing with a removable covering. Rotation of the housing adjusts the overflow level of the bathtub.
    Type: Grant
    Filed: April 25, 1990
    Date of Patent: June 25, 1991
    Inventors: Peter K. Holt, George M. Olorenshaw