Patents by Inventor Sucharitra D. Poole

Sucharitra D. Poole 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).

  • Glass composition
    Patent number: 5849649
    Abstract: A glass flux composition consisting essentially in mol percent of 3.0-13.0 lithium oxide, 0.5-3.5 potassium oxide, 2.5-7.0 sodium oxide, 0.5-2.5 zinc oxide, 2.0-8.0 aluminium oxide, 15-30 boron oxide, 44-68 silica, 1.0-7.0 zirconium oxide, 0-4.0 calcium oxide, 0-3.0 lanthanum oxide, 0-1.0 other rare earth metal oxide, 0-1.0 yttrium oxide, 0-4.0 magnesium oxide, 0-4.0 strontium oxide, 0-4.0 titanium oxide, 0-10 phosphorus pentoxide, 0-1.5 lead oxide and 0-13.0 fluoride is useful for preparing an enamel or cover flux composition, especially for application to ceramic ware.
    Type: Grant
    Filed: April 14, 1997
    Date of Patent: December 15, 1998
    Assignee: Johnson Matthey Public Limited Company
    Inventor: Sucharitra D. Poole