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:
Dec. 30, 2014
Filed:
Feb. 23, 2011
Applicants:
Tomohiro Watanabe, Yokohama, JP;
Taihei Mukaide, Yokohama, JP;
Inventors:
Tomohiro Watanabe, Yokohama, JP;
Taihei Mukaide, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03C 3/062 (2006.01); C03C 3/095 (2006.01); C03C 4/00 (2006.01);
U.S. Cl.
CPC ...
C03C 3/062 (2013.01); C03C 4/0085 (2013.01);
Abstract
There is provided a glass composition containing an oxide containing Lu, Si, and Al, in which the composition of the glass composition lies within a compositional region of a ternary composition diagram of Lu, Si, and Al in terms of cation percent, the compositional region being defined by the following six points: