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.

Date of Patent:
Nov. 28, 2023

Filed:

Jun. 22, 2021
Applicant:

Corning Incorporated, Corning, NY (US);

Inventors:

Jason Thomas Harris, Horseheads, NY (US);

Joshua James McCaslin, Beaver Dams, NY (US);

Naveen Prakash, Corning, NY (US);

Vitor Marino Schneider, Painted Post, NY (US);

Charandeep Singh, Painted Post, NY (US);

Ross Johnson Stewart, Corning, NY (US);

Assignee:

Corning Incorporated, Corning, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C 21/00 (2006.01); B32B 17/06 (2006.01); B32B 5/14 (2006.01); B32B 7/12 (2006.01); G02F 1/1333 (2006.01);
U.S. Cl.
CPC ...
C03C 21/002 (2013.01); B32B 5/145 (2013.01); B32B 7/12 (2013.01); B32B 17/06 (2013.01); G02F 1/133331 (2021.01); B32B 2457/208 (2013.01); C03C 2203/52 (2013.01);
Abstract

Frangible glass articles having a fracture behavior that resists ejection of glass particles upon fracture. In some embodiments, the frangible glass articles can have a first surface region with a first elastic compressive stress energy per unit area of glass (W), a second surface region with a second elastic compressive stress energy per unit area of glass (W), and a central region with an elastic tensile stress energy per unit area of glass (W), where (W+W)−W≤25 J/m. In some embodiments, the frangible glass articles can have a total load ratio (W/G) less than 6.5 and a total elastic compressive stress energy per unit area of glass (W) less than 60% of a total load (W), where: W=W+W, W=W+W, G=4G, and In some embodiments, the frangible glass articles can have a differential load ratio (W/G) less than


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