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.:

US 12419178 B1

Date of Patent:

Sep. 16, 2025

Filed:

Dec. 19, 2022

Light blocking member of color conversion substrate and display device including the same

Applicant:

Samsung Display Co., Ltd., Yongin-si, KR;

Inventors:

Wal Jun Kim, Hwaseong-si, KR;

Hyunbae Park, Seoul, KR;

Kiwan Ahn, Seoul, KR;

Yongjae Jang, Seoul, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do, KR;

Attorney:

CANTOR COLBURN LLP

Primary Examiner:

Nduka E Ojeh

Int. Cl.

CPC ...

H10K 59/38 (2023.01); H10K 50/844 (2023.01); H10K 50/86 (2023.01); H10K 59/12 (2023.01);

U.S. Cl.

CPC ...

H10K 59/38 (2023.02); H10K 50/844 (2023.02); H10K 50/865 (2023.02); H10K 59/12 (2023.02);

Abstract

A color conversion substrate includes a base substrate including a display area and a non-display area which is adjacent to the display area in a first direction, a color filter layer in the display area, a light blocking member in the non-display area, extending in the first direction and defining a pattern groove of the light blocking member, the pattern groove being in the non-display area, and a refractive layer facing the base substrate with both the color filter layer and the light blocking member therebetween. The refractive layer extends into the pattern groove of the light blocking member and fills the pattern groove.

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