Patents by Inventor Paul Dando

Paul Dando 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).

  • Grinding tools
    Patent number: 5094671
    Abstract: The invention relates to grinding tools, particularly to grinding wheels having an annular band of abrasive material at their periphery and provides an improved method of manufacture. A mixture of abrasive material, temporary binder and ceramic bond is heated to paste-like consistency and then coated on to the desired part of a support member, e.g. on to hub (5) of wheel (4) in the form of an annular band (11). The coated support member is then fired to drive off the temporary binder whereby the coating is firmly bonded to the support member.
    Type: Grant
    Filed: June 13, 1990
    Date of Patent: March 10, 1992
    Assignee: Unicorn Industries PLC
    Inventors: Richard Hall, Paul Dando, John Robertson, Kassim Juma