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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 12324353 B1

PDFFull Text
Date of Patent:
Jun. 03, 2025

Filed:

Mar. 13, 2020

Organic light emitting device

Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Minjun Kim, Daejeon, KR;

Dong Hoon Lee, Daejeon, KR;

Sang Duk Suh, Daejeon, KR;

Donghee Kim, Daejeon, KR;

Seoyeon Kim, Daejeon, KR;

Da Jung Lee, Daejeon, KR;

Seung Won Choi, Daejeon, KR;

Assignee:

LG CHEM, LTD., Seoul, KR;

Attorney:

Bryan Cave Leighton Paisner LLP

Primary Examiner:

Jeffrey D Washville

Int. Cl.
CPC ...
H10K 85/60 (2023.01); C07D 209/86 (2006.01); C07D 405/14 (2006.01); C07D 409/14 (2006.01); C09K 11/06 (2006.01); H10K 50/11 (2023.01); H10K 101/00 (2023.01);
U.S. Cl.
CPC ...
H10K 85/6574 (2023.02); C07D 209/86 (2013.01); C07D 405/14 (2013.01); C07D 409/14 (2013.01); C09K 11/06 (2013.01); H10K 85/615 (2023.02); H10K 85/624 (2023.02); H10K 85/626 (2023.02); H10K 85/654 (2023.02); H10K 85/6572 (2023.02); H10K 85/6576 (2023.02); C09K 2211/1018 (2013.01); H10K 50/11 (2023.02); H10K 2101/90 (2023.02);
Abstract

An organic light emitting device comprising a first electrode, a second electrode provided to face the first electrode, and a light emitting layer provided between the first electrode and the second electrode and including a first compound represented by Chemical Formula 1 and a second compound represented by Chemical Formula 2, the organic light emitting device which exhibits low driving voltage, high emission efficiency, and long lifespan characteristics.

Find Patent Forward Citations

Kim, Minjun. (2025). Organic light emitting device (U.S. Patent No. 12324353). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12324353

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

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