Patent · US Active

Glass-ceramic plate

US8765619B2 · kind B2 · utility

15Cited by

8References

18Claims

0Family size

Assignee

EUROKERA S.N.C. · FR

Inventors

Edouard Brunet · Paris, FR
Marie-Helene Chopinet · Paris, FR

Key dates

Filing date	May 28, 2010
Grant date	Jul 1, 2014
Priority date	—
Expiry date	Jul 30, 2030

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC03C10/0027
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

A glass-ceramic plate of lithium aluminosilicate free of arsenic and antimony, the optical transmission of which, for a thickness of 4 mm, is between 0.2 and 4% for at least one wavelength between 400 and 500 nm.

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