Patent · US Active

Lithium silicate glass ceramic and glass with ZrO2 content

US8536078B2 · kind B2 · utility

20Cited by

23References

30Claims

0Family size

Assignee

Ivoclar Vivadent AG · LI

Inventors

Christian Ritzberger · Grabs, CH
Ricardo Dellagiacomo · Feldkirch, AT
Marcel Schweiger · Chur, CH
Harald Bürke · Frastanz, AT
Wolfram Höland · Schaan, LI
Volker Rheinberger · Vaduz, LI

Key dates

Filing date	Apr 5, 2011
Grant date	Sep 17, 2013
Priority date	—
Expiry date	Nov 23, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49567
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Lithium silicate glass ceramics and glasses containing at least 6.1 wt.-% ZrO2 are provided which can advantageously be applied to zirconium oxide ceramics in particular by pressing-on in the viscous state and forming a solid bond with the zirconium oxide ceramics.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.