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:
Oct. 15, 2019
Filed:
Dec. 23, 2015
Applicant:
Schott Ag, Mainz, DE;
Inventors:
Gerhard Lautenschlaeger, Jena, DE;
Jochen Alkemper, Klein-Winternheim, DE;
Ulf Dahlmann, Landshut, DE;
Ulrich Fotheringham, Wiesbaden, DE;
Assignee:
SCHOTT AG, Mainz, DE;
Primary Examiner:
Int. Cl.
CPC ...
C03C 3/089 (2006.01); C03C 3/091 (2006.01); C03B 18/02 (2006.01); C03C 4/00 (2006.01);
U.S. Cl.
CPC ...
C03C 3/089 (2013.01); C03B 18/02 (2013.01); C03C 3/091 (2013.01); C03C 4/00 (2013.01);
Abstract
An alkali borosilicate glass is provided that includes: The proportions of the components are chosen in such a way that the weighted crosslinking index, that is, the mean number n of constraints per atom has a value greater than 2.9.