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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 12584067 B1

PDFFull Text
Date of Patent:
Mar. 24, 2026

Filed:

Apr. 20, 2021

Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic equipment

Applicant:

Idemitsu Kosan Co., Ltd., Tokyo, JP;

Inventors:

Hiromi Nakano, Chiyoda-ku, JP;

Hisato Matsumoto, Chiyoda-ku, JP;

Yuichi Nishimae, Basel, CH;

Assignee:

IDEMITSU KOSAN CO. , LTD., Tokyo, JP;

Attorney:

Oblon, McClelland, Maier & Neustadt, L.L.P.

Primary Examiner:

Gregory D Clark

Int. Cl.
CPC ...
H01L 51/50 (2006.01); C07F 5/02 (2006.01); C09K 11/06 (2006.01); H10K 85/60 (2023.01); H10K 50/11 (2023.01); H10K 101/20 (2023.01);
U.S. Cl.
CPC ...
C09K 11/06 (2013.01); C07F 5/027 (2013.01); H10K 85/658 (2023.02); C09K 2211/188 (2013.01); H10K 50/11 (2023.02); H10K 2101/20 (2023.02);
Abstract

A compound of formula (1) wherein Xis CRor a nitrogen atom, Xis CRor a nitrogen atom, Xis CRor a nitrogen atom, Xis CRor a nitrogen atom, Xis CRor a nitrogen atom, Xis CRor a nitrogen atom, Xis CR, a nitrogen atom, or a carbon atom single-bonded to X, Xis CR, a nitrogen atom, or a carbon atom single-bonded to X, Xis CRor a nitrogen atom, Xis CRor a nitrogen atom, Xis CRor a nitrogen atom, Xis CRor a nitrogen atom, and Q is CRor a nitrogen atom, and Y is NR, an oxygen atom, a sulfur atom, C(R)(R) or Si(R)(R), each R being a hydrogen atom or a substituent.

Find Patent Forward Citations

Nakano, Hiromi. (2026). Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic equipment (U.S. Patent No. 12584067). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12584067

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

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