Patents by Inventor Jerry C. Ratliff

Jerry C. Ratliff 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).

  • Methods of adjusting temperatures of glass characteristics and glass articles produced thereby
    Patent number: 6797658
    Abstract: A method is provided for adjusting, e.g., lowering, the melting and/or forming and/or liquidus temperatures of a glass composition which can be accomplished without substantially changing the bending and annealing temperatures of the glass composition. The method includes decreasing the amount of MgO in the glass composition and increasing the amount of two or more or all of CaO, R2O (Na2O and K2O), Al2O3 and SiO2 by the same or about the same amount.
    Type: Grant
    Filed: October 8, 2001
    Date of Patent: September 28, 2004
    Assignee: PPG Industries Ohio, Inc.
    Inventors: George A. Pecoraro, Jerry C. Ratliff, Richard Markovic
  • Methods of adjusting temperatures of glass characteristics and glass articles produced thereby
    Publication number: 20030054938
    Abstract: A method is provided for adjusting, e.g., lowering, the melting and/or forming and/or liquidus temperatures of a glass composition which can be accomplished without substantially changing the bending and annealing temperatures of the glass composition. The method includes decreasing the amount of MgO in the glass composition and increasing the amount of two or more or all of CaO, R2O (Na2O and K2O), Al2O3 and SiO2 by the same or about the same amount.
    Type: Application
    Filed: October 8, 2001
    Publication date: March 20, 2003
    Inventors: George A. Pecoraro, Jerry C. Ratliff, Richard Markovic