Dental restoration, method for its production and ingot

US9730863B2 · kind B2 · utility

Assignees

• Fraunhofer-Gesellschaft zur förderung der angewandten Forschung e.V. · DE
• Vita Zahnfabrik H. Rauter GmbH & Co. KG · DE
• DeguDent GmbH · DE

Inventors

• Bernhard Durschang · Rottendorf, DE
• Jörn Probst · Bad Wurzach, DE
• Norbert Thiel · Annaberg-Buchholz, DE
• Michael Gödiker · Clingen, DE
• Markus Vollmann · Gelnhausen, DE
• Udo Schusser · Alzenau, DE
• Michael Hackner · Erbach, DE

Key dates

• Filing date: Jun 21, 2012
• Grant date: Aug 15, 2017
• Expiry date: Oct 1, 2032

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C03C10/0027
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The invention refers to a method for producing a dental restoration comprising a lithium silicate glass or glass ceramic as well as a dental restoration inself. The invention further refers to a ingot with the same composition having a defined strength.