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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 12520712 B1

PDFFull Text
Date of Patent:
Jan. 06, 2026

Filed:

Mar. 07, 2019

Organic light-emitting device

Applicant:

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

Inventors:

Sungbum Kim, Yongin-si, KR;

Soobyung Ko, Yongin-si, KR;

Heechoon Ahn, Yongin-si, KR;

Mina Jeon, Yongin-si, KR;

Mieun Jun, Yongin-si, KR;

Junghoon Han, Yongin-si, KR;

Youngkook Kim, Yongin-si, KR;

Seokhwan Hwang, Yongin-si, KR;

Assignee:

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

Attorney:

Womble Bond Dickinson (US) LLP

Primary Examiner:

Jennifer A Boyd

Assistant Examiner:

Rachel undefined Simbana

Int. Cl.
CPC ...
H10K 101/00 (2023.01); H10K 50/11 (2023.01); H10K 50/12 (2023.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01); H10K 50/17 (2023.01); H10K 50/18 (2023.01); H10K 59/12 (2023.01); H10K 85/30 (2023.01); H10K 85/40 (2023.01); H10K 85/60 (2023.01); H10K 101/10 (2023.01);
U.S. Cl.
CPC ...
H10K 85/346 (2023.02); H10K 85/40 (2023.02); H10K 85/6572 (2023.02); H10K 50/11 (2023.02); H10K 50/15 (2023.02); H10K 50/16 (2023.02); H10K 50/171 (2023.02); H10K 50/18 (2023.02); H10K 59/12 (2023.02); H10K 2101/10 (2023.02); H10K 2101/90 (2023.02);
Abstract

An organic light-emitting device includes: a first electrode; a second electrode facing the first electrode; and an organic layer between the first electrode and the second electrode and including an emission layer. The organic layer includes a first compound represented by Formula 1 and a second compound represented by Formula 2:

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Kim, Sungbum. (2026). Organic light-emitting device (U.S. Patent No. 12520712). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12520712

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