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:
Jul. 23, 2019
Filed:
Jan. 09, 2017
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;
Joachim Bibus, Bad Säckingen, DE;
Markus Vollmann, Gelnhausen, DE;
Udo Schusser, Alzenau, DE;
Vita Zahnfabrik H. Rauter GmbH & Co. KG, Bad Sackingen, DE;
DeguDent GmbH, Hanau, DE;
Abstract
The invention relates to glass-ceramics based on the lithium disilicate system which can be mechanically machined easily in an intermediate step of crystallisation and, after complete crystallisation, represent a very strong, highly-translucent and chemically-stable glass-ceramic. Likewise, the invention relates to a method for the production of these glass-ceramics. The glass-ceramics according to the invention are used as dental material.