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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 12715874 B1

PDFFull Text
Date of Patent:
Aug. 25, 2026

Filed:

Oct. 20, 2023

Organic electroluminescent materials and devices

Applicant:

Universal Display Corporation, Ewing, NJ (US);

Inventors:

Lichang Zeng, Ewing, NJ (US);

Zhiqiang Ji, Ewing, NJ (US);

Walter Yeager, Ewing, NJ (US);

Alexey Borisovich Dyatkin, Ewing, NJ (US);

Chuanjun Xia, Ewing, NJ (US);

Ting-Chih (Carina) Wang, Ewing, NJ (US);

Bin MA, Ewing, NJ (US);

Bert Alleyne, Ewing, NJ (US);

Vadim Adamovich, Ewing, NJ (US);

Assignee:

Universal Display Corporation, Ewing, NJ (US);

Attorney:

Riverside Law LLP

Primary Examiner:

Dylan C Kershner

Int. Cl.
CPC ...
C07D 487/04 (2006.01); C09K 11/02 (2006.01); H10K 50/11 (2023.01); H10K 50/15 (2023.01); H10K 50/16 (2023.01); H10K 50/18 (2023.01); H10K 85/30 (2023.01); H10K 85/60 (2023.01); H10K 101/00 (2023.01); H10K 101/10 (2023.01);
U.S. Cl.
CPC ...
C07D 487/04 (2013.01); C09K 11/025 (2013.01); H10K 85/6572 (2023.02); C09K 2211/1007 (2013.01); C09K 2211/1029 (2013.01); C09K 2211/1033 (2013.01); C09K 2211/1092 (2013.01); C09K 2211/185 (2013.01); C09K 2211/188 (2013.01); H10K 50/11 (2023.02); H10K 50/15 (2023.02); H10K 50/16 (2023.02); H10K 50/18 (2023.02); H10K 85/342 (2023.02); H10K 2101/10 (2023.02); H10K 2101/90 (2023.02);
Abstract

The present invention relates in part to compounds containing indolocarbazole and terphenyl building blocks are disclosed in this application. These compounds are useful for application in organic electroluminescent devices wherein the combination of indolocarbazoles with terphenyl groups leads to novel compounds that demonstrate superior device performance.

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