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:
Nov. 23, 2010
Filed:
Jun. 22, 2006
Applicants:
Manabu Nishizawa, Yokohama, JP;
Junichiro Kase, Yokohama, JP;
Kazuhiro Suzuki, Yokohama, JP;
Kei Maeda, Yokohama, JP;
Inventors:
Manabu Nishizawa, Yokohama, JP;
Junichiro Kase, Yokohama, JP;
Kazuhiro Suzuki, Yokohama, JP;
Kei Maeda, Yokohama, JP;
Assignee:
Asahi Glass Company, Limited, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03C 3/089 (2006.01); C03C 3/091 (2006.01);
U.S. Cl.
CPC ...
Abstract
To provide an alkali-free glass excellent in the properties for glass substrates to be used for display, excellent in the resistance to reduction, and suitable for forming by a float process. An alkali-free glass consisting essentially of, as represented by mol %: and containing substantially no alkali metal oxide.