Patents by Inventor John T. M. Clark

John T. M. Clark 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).

  • Portable shower and bath mat
    Patent number: 4512044
    Abstract: An improved portable shower and bath mat including a non-absorbent mat having a non-slip bottom surface and having a channeled bottom surface and a plurality of drain holes through said pad to permit water to drain through said pad to the channels in the bottom surface of said pad and into the shower or bath drain.
    Type: Grant
    Filed: April 2, 1981
    Date of Patent: April 23, 1985
    Inventor: John T. M. Clark