Patents by Inventor John A. Cihon

John A. Cihon 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).

  • Ceramic article, raw batch formulation, and method
    Patent number: 5028569
    Abstract: An impervious, virgin soda-lime glass-based ceramic article is disclosed. The impervious ceramic article of the present invention is prepared from a raw batch formulation including virgin soda-lime glass cullet and clay. The article of the present invention has aesthetic and physical properties which are precisely reproducible. A raw batch formulation for making an impervious soda-lime glass-based ceramic article is also disclosed. In a preferred embodiment, the raw batch formulation includes greater than 60 to about 85 weight percent virgin soda-lime glass cullet; from about 15 to about 40 weight percent clay; and from about 0 to about 10 weight percent flint. A method for making an impervious virgin soda-lime glass-based ceramic article is further disclosed.
    Type: Grant
    Filed: June 20, 1988
    Date of Patent: July 2, 1991
    Assignee: GTE Products Corporation
    Inventor: John A. Cihon