Patent · US Active

Glass or glass-ceramic substrate with scratch-resistant coating and method for the production thereof

US8409716B2 · kind B2 · utility

37Cited by

3References

19Claims

0Family size

Assignee

Schott AG · DE

Inventors

Niko Schultz · Essenheim, DE
Christian Henn · Bad Kreuznach, DE
Falk Gabel · Schlangenbad, DE
Andreas Hahn · Saulheim, DE

Key dates

Filing date	Oct 30, 2009
Grant date	Apr 2, 2013
Priority date	—
Expiry date	Mar 13, 2030

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/265
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

The invention in general relates to glass or glass-ceramic products. In order to protect the surface of such products against scratching, a silicon oxynitride coating with special composition is provided.

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