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:
Oct. 11, 2022
Filed:
Jun. 18, 2019
Applicant:
Agc Inc., Chiyoda-ku, JP;
Inventor:
Shuichi Akada, Tokyo, JP;
Assignee:
AGC Inc., Chiyoda-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
C03C 3/087 (2006.01); C03C 3/095 (2006.01); C03C 4/08 (2006.01); C03C 4/02 (2006.01);
U.S. Cl.
CPC ...
C03C 3/095 (2013.01); C03C 3/087 (2013.01); C03C 4/02 (2013.01); C03C 4/085 (2013.01); C03C 2204/00 (2013.01);
Abstract
An ultraviolet light absorbing glass according to the present invention includes 1.6% or more of t-FeO, more than 1.0% of TiO, and 0.016% or more of CoO. The ultraviolet light absorbing glass has t-FeO/TiOof 1.2 or more, and an ultraviolet light transmittance (TUV400) at a sheet thickness of 3.1 mm of 2.0% or less, a ratio of visible light transmittance (TVA)/TUV400 of 10 or more, and a dominant wavelength (λD) of 555 nm or less.