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. 18, 2025
Filed:
Aug. 11, 2023
Applicant:
Corning Incorporated, Corning, NY (US);
Inventors:
Matthew John Dejneka, Corning, NY (US);
Adam James Ellison, Corning, NY (US);
John Christopher Mauro, Boalsburg, PA (US);
Assignee:
CORNING INCORPORATED, Corning, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C 3/093 (2006.01); C03C 3/083 (2006.01); C03C 3/085 (2006.01); C03C 3/087 (2006.01); C03C 3/091 (2006.01); C03C 4/18 (2006.01); C03C 21/00 (2006.01);
U.S. Cl.
CPC ...
C03C 3/093 (2013.01); C03C 3/083 (2013.01); C03C 3/085 (2013.01); C03C 3/087 (2013.01); C03C 3/091 (2013.01); C03C 4/18 (2013.01); C03C 21/002 (2013.01); C03C 2204/00 (2013.01); Y10T 428/315 (2015.01);
Abstract
An ion exchangeable glass having a high degree of resistance to damage caused by abrasion, scratching, indentation, and the like. The glass comprises alumina, BO, and alkali metal oxides, and contains boron cations having three-fold coordination. The glass, when ion exchanged, has a Vickers crack initiation threshold of at least 10 kilogram force (kgf).