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:
Feb. 21, 2017
Filed:
Apr. 03, 2015
Applicant:
Schott Ag, Mainz, DE;
Inventors:
Christian Henn, Frei-Laubersheim, DE;
Thorsten Damm, Nieder-Olm, DE;
Assignee:
SCHOTT AG, Mainz, DE;
Primary Examiner:
Int. Cl.
CPC ...
C23C 14/06 (2006.01); C03C 17/36 (2006.01); C23C 14/34 (2006.01); C03C 17/00 (2006.01); C03C 17/22 (2006.01); C03C 17/34 (2006.01);
U.S. Cl.
CPC ...
C23C 14/0617 (2013.01); C03C 17/007 (2013.01); C03C 17/008 (2013.01); C03C 17/225 (2013.01); C03C 17/3435 (2013.01); C03C 17/3626 (2013.01); C23C 14/067 (2013.01); C23C 14/0647 (2013.01); C23C 14/34 (2013.01); C03C 2217/281 (2013.01); C03C 2217/283 (2013.01); C03C 2217/45 (2013.01); C03C 2217/465 (2013.01); C03C 2217/475 (2013.01); C03C 2217/48 (2013.01); C03C 2217/78 (2013.01); C03C 2218/154 (2013.01); C03C 2218/155 (2013.01); C03C 2218/156 (2013.01); Y10T 428/24851 (2015.01);
Abstract
A substrate having a coating for enhanced scratch resistance is provided. The coating includes at least one high refractive index transparent hard material layer. The hard material layer includes crystalline aluminum nitride having a hexagonal crystal structure that exhibits a predominant (001) preferred orientation of the hexagonal symmetry.