The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 03, 2008
Filed:
Aug. 06, 2004
Monica Cotlear DE Witzmann, Nieder-Olm, DE;
Angelina Milanovska, Mainz, DE;
Daniela Petto, Mainz-Kastel, DE;
Dietmar Wennemann, Albig, DE;
Dieter Schoenig, Mainz, DE;
Friedrich Siebers, Nierstein, DE;
Monica Cotlear De Witzmann, Nieder-Olm, DE;
Angelina Milanovska, Mainz, DE;
Daniela Petto, Mainz-Kastel, DE;
Dietmar Wennemann, Albig, DE;
Dieter Schoenig, Mainz, DE;
Friedrich Siebers, Nierstein, DE;
Schott AG, Mainz, DE;
Abstract
The glass ceramic panels are non-transparent and have at least one decoration. In order to fulfill the requirements for a glass ceramic panel that provides a cooking surface for a cooking unit in a variety of different pleasing colors, especially a creamy white color shade (BISQUE), in an economical manner, the glass ceramic panel has a predominant crystalline phase of keatite mixed crystals and a full-surface decorative coating that covers at least 80 percent of the upper smooth surface of the glass ceramic substrate. The full-surface decorative coating is provided in a different color from,the glass ceramic panel. Methods for making these glass ceramic panels are described.