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:
May. 29, 2012
Filed:
Jan. 07, 2010
Laurent Teyssedre, Paris, FR;
Dominique Sachot, Ozoir-la-Ferriere, FR;
Pierre Jeanvoine, Poissy, FR;
Laurent Teyssedre, Paris, FR;
Dominique Sachot, Ozoir-la-Ferriere, FR;
Pierre Jeanvoine, Poissy, FR;
Saint-Gobain Glass France, Courbevoie, FR;
Abstract
The invention relates to a glass composition of silica-soda-lime type colored blue which comprises the coloring agents below in a content varying within the following limits, by weight: the glass exhibiting a redox factor of less than 0.35, a dominant wavelength λof between 485 and 489 nm, an excitation purity of less than 13% and a selectivity at least equal to 1.1 under a thickness of between 3 and 5 mm. It also relates to the glass sheet obtained from the abovementioned composition, said sheet being intended in particular to form an automobile window or for the construction industry.