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:
Jan. 11, 1994
Filed:
Jul. 02, 1992
Applicant:
Inventors:
J Joseph Cheng, Perrysburg, OH (US);
Brian M Kolkowski, Fairfax, VA (US);
Assignee:
Libbey-Owens-Ford Co., Toledo, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03C / ;
U.S. Cl.
CPC ...
501 71 ;
Abstract
A neutral, gray colored, nickel having a medium visible light transmittance between about 30 and percent, and low total solar energy and ultraviolet radiation transmittance, is produced with colorants comprising 0.40 to 0.58 percent by weight total iron expressed as Fe.sub.2 O.sub.3 (22 to 26 percent reduced to FeO), 0.006 to 0.018 Co.sub.3 O.sub.4, and 0.0006 to 0.0015 percent Se. The glass product having such a composition is particularly suitable for architectural applications.