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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 11573358 B1

PDFFull Text
Date of Patent:
Feb. 07, 2023

Filed:

Oct. 22, 2018

Polarizing plate and optical display device comprising same

Applicant:

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

Inventors:

Sung Man Cho, Suwon-si, KR;

Yeon Ju Na, Suwon-si, KR;

Eun Sol Cho, Suwon-si, KR;

Mun Bo Ko, Suwon-si, KR;

Ki Yong Kim, Suwon-si, KR;

Assignee:

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

Attorney:

Lewis Roca Rothgerber Christie LLP

Primary Examiner:

Sophie Hon

Int. Cl.
CPC ...
G02B 5/30 (2006.01); G02B 1/14 (2015.01); G02B 1/08 (2006.01); G02F 1/1335 (2006.01); H01L 27/32 (2006.01);
U.S. Cl.
CPC ...
G02B 5/3025 (2013.01); G02B 1/08 (2013.01); G02B 1/14 (2015.01); G02F 1/133528 (2013.01); H01L 27/3244 (2013.01); C09J 2203/318 (2013.01); C09K 2323/031 (2020.08); C09K 2323/035 (2020.08); C09K 2323/055 (2020.08);
Abstract

A polarizing plate and an optical display comprising the same are disclosed. The polarizing plate includes: a polarizer and a first protective layer stacked on one surface of the polarizer via a bonding layer, wherein the bonding layer is formed of a bonding layer composition including an epoxy compound and a photocationic initiator, and the polarizing plate has a chrominance variation ΔE of 5.2 or less, as calculated by Equation 1.

Find Patent Forward Citations

Quick Actions:

Cho, Sung. (2023). Polarizing plate and optical display device comprising same (U.S. Patent No. 11573358). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11573358

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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