Chemically strengthened glass and manufacturing method thereof

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12065376
APP PUB NO 20220281769A1
SERIAL NO

17652543

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

The present invention relates to a chemically strengthened glass having a thickness t (mm), in which a first-order derivative CSx′ of a stress value CSx (MPa) is −4.7 or larger in a range of CSx≥0 in a profile of the stress value CSx (MPa), in which the stress value CSx (MPa) is a function of depth×(μm) from a glass surface, and in which the stress value CSx (MPa) is measured by a scattered light photoelastic stress meter, and a manufacturing method thereof.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
AGC INC5-1 MARUNOUCHI 1-CHOME CHIYODA-KU TOKYO 100-8405

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fujiwara, Yusuke Tokyo, JP 110 937
Sekiya, Kaname Tokyo, JP 13 10

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Feb 20, 2028
7.5 Year Payment $3600.00 $1800.00 $900.00 Feb 20, 2032
11.5 Year Payment $7400.00 $3700.00 $1850.00 Feb 20, 2036
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00