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:
Sep. 21, 2010
Filed:
Sep. 27, 2005
Ulrich Peuchert, Bodenheim, DE;
Thilo Zachau, Buerstadt-Riedrode, DE;
Martin Letz, Klein-Winternheim, DE;
Joseph S. Hayden, Clarks Summit, PA (US);
Carol Click, Clarks Green, PA (US);
Karine Seneschal, Mainz, DE;
Axel Engel, Ingelheim, DE;
Ulrich Peuchert, Bodenheim, DE;
Thilo Zachau, Buerstadt-Riedrode, DE;
Martin Letz, Klein-Winternheim, DE;
Joseph S. Hayden, Clarks Summit, PA (US);
Carol Click, Clarks Green, PA (US);
Karine Seneschal, Mainz, DE;
Axel Engel, Ingelheim, DE;
Schott AG, Mainz, DE;
Abstract
The invention describes a glass and a glass-ceramic which at least includes the constituents SiO, AlOand YOand is preferably doped with rare earth ions. The weight ratio between the weight of YOand the total weight of SiO, AlOand YOis at least 0.2, preferably at least 0.4 or more. The rare earth ions can preferably be incorporated in crystal phases which are precipitated out of glass with a high yttrium content.