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. 24, 2018
Filed:
Aug. 17, 2016
Schott Ag, Mainz, DE;
Gerhard Lautenschläger, Jena, DE;
Thomas Kloss, Jena/Cospeda, DE;
Jochen Alkemper, Klein-Winternheim, DE;
Matthias Schmidt, Jena, DE;
Andreas Voitsch, Jena, DE;
SCHOTT AG, Mainz, DE;
Abstract
A light guide plate for guiding of visible light for the backlighting of a liquid crystal display is provided. The light guide plate has two parallel lateral faces and at least one edge face, which serves preferably as a light input face. The light guide plate is a glass that contains BOand SiOas components, wherein the total content of BOand SiOis at least 70 weight percent and the BOcontent is greater than 10%. The total content of metal oxide of divalent metals in the composition of the glass is less than 3 weight percent. AlOis contained between 1 weight percent and 5 weight percent in the composition.