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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 12765255 B1

PDFFull Text
Date of Patent:
Oct. 13, 2026

Filed:

Jun. 03, 2022

Organic electroluminescent materials and devices

Applicant:

Universal Display Corporation, Ewing, NJ (US);

Inventors:

Jui-Yi Tsai, Newtown, PA (US);

Alexey Borisovich Dyatkin, Ambler, PA (US);

Walter Yeager, Yardley, PA (US);

Joseph A. Macor, Morrisville, PA (US);

Sean Michael Ryno, Yardley, PA (US);

Jason Brooks, Philadelphia, PA (US);

Wei-Chun Shih, Lawrenceville, NJ (US);

Pierre-Luc T. Boudreault, Pennington, NJ (US);

Scott Beers, Flemington, NJ (US);

Assignee:

UNIVERSAL DISPLAY CORPORATION, Ewing, NJ (US);

Attorney:

DUANE MORRIS LLP

Primary Examiner:

Tae H Yoon

Int. Cl.
CPC ...
H01L 51/00 (2006.01); 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); H10K 101/30 (2023.01);
U.S. Cl.
CPC ...
H10K 85/342 (2023.02); C07F 15/0033 (2013.01); C09K 11/06 (2013.01); C09K 2211/1048 (2013.01); C09K 2211/185 (2013.01); H10K 50/11 (2023.02); H10K 2101/10 (2023.02); H10K 2101/30 (2023.02);
Abstract

Provided is a compound including a first ligand Lof Formula I, In Formula I, moiety A is a monocyclic ring or a multicyclic fused ring system; one of X, X, and Xis C and is connected to X; one of X, X, and Xis N and is coordinated to a metal M; and the remaining one of X, X, and Xis CR or N; Xis C or N; Y is a divalent linking group; each R, R', R, and Ris independently hydrogen or a General Substituent; each of Kand Kis independently direct bond, O, or S; and metal M is selected from the group consisting of Os, Ir, Pd, Pt, Cu, Ag, and Au. Formulations, OLEDs, and consumer products including the same are also provided.

Find Patent Forward Citations

Tsai, Jui-Yi. (2026). Organic electroluminescent materials and devices (U.S. Patent No. 12765255). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12765255

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

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