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:
May. 20, 2025
Filed:
Jul. 17, 2024
Applicant:
Agc Inc., Tokyo, JP;
Inventors:
Yusuke Fujiwara, Tokyo, JP;
Yoichi Takato, Tokyo, JP;
Yusuke Kobayashi, Tokyo, JP;
Masao Ozeki, Tokyo, JP;
Yusuke Morishima, Tokyo, JP;
Takumi Nagasako, Tokyo, JP;
Assignee:
AGC Inc., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C03C 3/083 (2006.01); C03C 3/076 (2006.01); C03C 19/00 (2006.01); C03C 21/00 (2006.01); H10F 19/80 (2025.01);
U.S. Cl.
CPC ...
C03C 3/083 (2013.01); C03C 3/076 (2013.01); C03C 21/002 (2013.01); H10F 19/804 (2025.01); H10F 19/807 (2025.01); C03C 19/00 (2013.01); C03C 2204/00 (2013.01);
Abstract
A chemically strengthened glass has a thickness of more than 2 mm, a surface compressive stress CSof 400 MPa to 1200 MPa, a depth of compressive stress layer DOL-tail of 2.7 μm to 30.0 μm, an absolute value of an average slope of a stress profile from a surface to the DOL-tail of 20 MPa/μm to 500 MPa/μm, and a tensile stress CT of 1.0 MPa to 16 MPa.