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:
Apr. 03, 2012
Filed:
Apr. 27, 2005
Laurent Labrousse, Saint Prim, FR;
Eric Petitjean, Les Lilas, FR;
Laurent LaBrousse, Saint Prim, FR;
Eric Petitjean, Les Lilas, FR;
Saint-Gobain Glass France, Courbevoie, FR;
Abstract
The invention relates to a substrate () provided with a thin-film multilayer comprising an alternation of n functional layers () having reflection properties in the infrared and/or in solar radiation, and (n+1) coatings (), where n≧1, said coatings being composed of a layer or a plurality of layers (), characterized in that, in order to preserve the optical and/or mechanical quality of the multilayer in the case in which the substrate () provided with said multilayer is subjected to a heat treatment of the toughening, bending or annealing type, at least one of the functional layers () includes a blocker coating () consisting of: