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:
Oct. 15, 2019
Filed:
Sep. 04, 2015
Fraunhofer-gesellschaft Zur Förderung Der Angewandten Forschung E.v., München, DE;
Vita Zahnfabrik H. Rauter Gmbh & Co. KG, Bad Säckingen, DE;
Degudent Gmbh, Hanau, DE;
Bernhard Durschang, Rottendorf, DE;
Jörn Probst, Kürnach, DE;
Norbert Thiel, Bad Säckingen, DE;
Michael Gödiker, Säckingen, DE;
Markus Vollmann, Gelnhausen, DE;
Udo Schusser, Alzenau, DE;
FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V., Munich, DE;
VITA Zahnfabrik H. Rauter GmbH & Co. KG, Bad Säckingen, DE;
DeguDent GmbH, Hanau, DE;
Abstract
The invention relates to glass ceramics based on the lithium metasilicate system (LiO.SiO(LiSiO)), which are mechanically processible in a simple manner in an intermediate stage of the crystallization and, after complete crystallization, represent a high-strength, highly translucent and chemically stable glass ceramic.