Patents by Inventor George W. F. Pardoe

George W. F. Pardoe 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).

  • Television face plates resistant to browning
    Patent number: 4786619
    Abstract: A television face plate resistant to browning is formed by melting and refining molten glass which contains cerium oxide as an anti-browning agent, the process being carried out in the presence of a sulphur containing compound such that the cerium oxide is converted substantially into the cerous state during melting and refining thereby increasing resistance to browning.
    Type: Grant
    Filed: June 30, 1987
    Date of Patent: November 22, 1988
    Assignee: Pilkington Brothers P.L.C.
    Inventors: Alan H. Gerrard, George W. F. Pardoe