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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 12426496 B1

PDFFull Text
Date of Patent:
Sep. 23, 2025

Filed:

Dec. 02, 2021

Organic electroluminescence device and organometallic compound for organic electroluminescence device

Applicant:

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

Inventors:

Junghoon Han, Seoul, KR;

Soo-Byung Ko, Yongin-si, KR;

Sungbum Kim, Yongin-si, KR;

Sujin Shin, Yongin-si, KR;

Eunsoo Ahn, Jinju-si, KR;

Jaesung Lee, Hwaseong-si, KR;

Assignee:

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

Attorney:

Womble Bond Dickinson (US) LLP

Primary Examiner:

Robert S Loewe

Int. Cl.
CPC ...
C07F 15/00 (2006.01); C09K 11/06 (2006.01); H10K 85/30 (2023.01); H10K 50/11 (2023.01); H10K 101/10 (2023.01);
U.S. Cl.
CPC ...
H10K 85/346 (2023.02); C07F 15/0086 (2013.01); C09K 11/06 (2013.01); C09K 2211/1044 (2013.01); C09K 2211/1048 (2013.01); C09K 2211/185 (2013.01); H10K 50/11 (2023.02); H10K 2101/10 (2023.02);
Abstract

An organic electroluminescence device including a first electrode, a hole transport region disposed on the first electrode, an emission layer disposed on the hole transport region, an electron transport region disposed on the emission layer, and a second electrode disposed on the electron transport region, wherein the emission layer may include an organometallic compound represented by Formula 1 to thereby exhibit a long service life and/or high efficiency:

Find Patent Forward Citations

Han, Junghoon. (2025). Organic electroluminescence device and organometallic compound for organic electroluminescence device (U.S. Patent No. 12426496). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12426496

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

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