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:
Jul. 01, 2008
Filed:
Mar. 16, 2004
Hiromitsu Seto, Osaka, JP;
Yukihito Nagashima, Osaka, JP;
Isamu Kuroda, Osaka, JP;
Shigekazu Yoshii, Osaka, JP;
Hiromitsu Seto, Osaka, JP;
Yukihito Nagashima, Osaka, JP;
Isamu Kuroda, Osaka, JP;
Shigekazu Yoshii, Osaka, JP;
Nippon Sheet Glass Co., Ltd., Osaka, JP;
Abstract
An ultraviolet/infrared absorbent low transmittance glass is formed of base glass containing 65 to 80 wt. % SiO; 0 to 5 wt. % AlO; greater than 2.1 to less than or equal to 10 wt. % MgO; 5 to 15 wt. % CaO wherein a total amount of MgO and CaO is 7 to 15 wt. %; 10 to 18 wt. % NaO; 0 to 5 wt. % KO wherein a total amount of NaO and KO is 10 to 20 wt. %; and 0 to 5 wt. % BO, and colorants including 1.25 to 2.2 wt. % total iron oxide (T-FeO) expressed as FeO; 0.001 to 0.018 wt. % CoO; 0 to 0.0004 wt. % Se; and 0.028 to 0.2 wt. % NiO, wherein the glass has a turquoise blue or deep green color.