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:
Jan. 21, 2025
Filed:
Oct. 27, 2020
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventor:
Yeon Keun Lee, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/11 (2015.01); G02B 5/30 (2006.01); H10K 50/86 (2023.01);
U.S. Cl.
CPC ...
H10K 50/86 (2023.02); G02B 1/11 (2013.01); G02B 5/3033 (2013.01); G02B 5/3083 (2013.01);
Abstract
The present application relates to a circularly polarizing plate. The present application can provide a circularly polarizing plate which can improve a reflection color sense by using a retardation film having flat dispersion characteristics. In addition, the present application can provide an OLED device comprising the circularly polarizing plate.
Lee, Yeon. (2025). Circular polarizing plate (U.S. Patent No. 12207494). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12207494
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile