Patents by Inventor John P. Cutmore

John P. Cutmore 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).

  • Mill roll
    Patent number: 4924688
    Abstract: A mill roll with a ceramic working surface comprises an annular ceramic formation sleeved upon a hub. In preferred embodiments the ceramic formation is clamped to the hub at angled edge walls so that the formation is held under compression.
    Type: Grant
    Filed: August 10, 1987
    Date of Patent: May 15, 1990
    Assignee: Copper Refineries Pty. Limited
    Inventor: John P. Cutmore