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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 12520724 B1

PDFFull Text
Date of Patent:
Jan. 06, 2026

Filed:

Mar. 10, 2022

Light emitting element and polycyclic compound for light emitting element

Applicants:

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

Solus Advanced Materials Co., Ltd., Iksan-si, KR;

Inventors:

Seulong Kim, Cheonan-si, KR;

Jinwoong Kim, Yongin-si, KR;

Hojun Son, Yongin-si, KR;

Hajin Song, Hwaseong-si, KR;

Hyobum Song, Yongin-si, KR;

Jihwan Yoon, Yongin-si, KR;

Jaehoon Hwang, Seoul, KR;

Taehyung Kim, Yongin-si, KR;

Hocheol Park, Yongin-si, KR;

Minsik Eum, Yongin-si, KR;

Jaehoon Lee, Yongin-si, KR;

Assignees:

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

SOLUS ADVANCED MATERIALS CO., LTD., Iksan-si, KR;

Attorney:

CANTOR COLBURN LLP

Primary Examiner:

Jay Yang

Int. Cl.
CPC ...
H01L 51/00 (2006.01); C07D 471/04 (2006.01); C07F 9/6561 (2006.01); C09K 11/06 (2006.01); H10K 85/60 (2023.01); H10K 50/19 (2023.01);
U.S. Cl.
CPC ...
H10K 85/6572 (2023.02); C07D 471/04 (2013.01); C07F 9/6561 (2013.01); C09K 11/06 (2013.01); H10K 85/615 (2023.02); H10K 85/622 (2023.02); H10K 85/623 (2023.02); H10K 85/624 (2023.02); C09K 2211/1018 (2013.01); H10K 50/19 (2023.02);
Abstract

Provided is a polycyclic compound and a light emitting element including the polycyclic compound. The light emitting element includes a first electrode, a second electrode facing the first electrode, light emitting structures disposed between the first electrode and the second electrode, and a charge generation layer disposed between adjacent ones of the light emitting structures and including a polycyclic compound represented by Formula 1, thereby exhibiting high luminous efficiency.

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