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:
Oct. 06, 2026
Filed:
Jun. 11, 2024
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, KR;
Inventors:
Assignee:
HOARDSUN HENGXIN(WUXI) MATERIALS CO., LTD., Wuxi, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/30 (2006.01); G02B 1/111 (2015.01); G02B 1/14 (2015.01); H10K 59/80 (2023.01);
U.S. Cl.
CPC ...
G02B 5/3025 (2013.01); G02B 1/111 (2013.01); G02B 1/14 (2015.01); H10K 59/8793 (2023.02);
Abstract
A polarizing plate and an optical display apparatus including the same are disclosed. A polarizing plate includes: a polarizer; and a first protective film stacked on a surface of the polarizer, the first protective film has an overall haze of 40% to 60% and an internal haze of 3% to 7%, and the polarizing plate has a light transmittance ratio of 4 or less, as calculated according to Equation 1, and a light transmittance ratio of 20 or more, as calculated according to Equation 2.
Kang, Seo. (2026). Polarizing plate and optical display apparatus (U.S. Patent No. 12754357). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12754357
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile