Patents by Inventor William Cherrington

William Cherrington 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).

  • Pipe protector
    Patent number: 5979508
    Abstract: The present invention relates to protectors used to prevent piping or tubing from touching the surface of a bore hole, and in particular is related to discrete pipe coating protectors for in situ mounting on a product carrying pipe line or tubing to be received within an underground bore or within another pipe.
    Type: Grant
    Filed: September 23, 1996
    Date of Patent: November 9, 1999
    Assignee: Cherrington (Australia) PTY. Ltd.
    Inventor: William Cherrington