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. 12, 2017
Filed:
May. 31, 2016
Applicant:
Asahi Glass Company, Limited, Chiyoda-ku, JP;
Inventors:
Seiji Inaba, Tokyo, JP;
Setsuro Ito, Tokyo, JP;
Assignee:
ASAHI GLASS COMPANY, LIMITED, Chiyoda-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
C03C 3/16 (2006.01); C03C 3/17 (2006.01);
U.S. Cl.
CPC ...
C03C 3/17 (2013.01); C03C 3/16 (2013.01);
Abstract
The present invention relates to an anisotropic glass containing, in terms of mol % on the basis of oxides, POin a content of from 45 mol % to 57 mol %, two or more kinds of alkali metal oxides selected from the group consisting of LiO, NaO, KO, RbO, and CsO in a total content of from 30 mol % to 54 mol %, and at least one polyvalent element oxide other than POin a total content of from 0.1 mol % to 20 mol %, and having a birefringence of 30×10or more.