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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 12557548 B1

PDFFull Text
Date of Patent:
Feb. 17, 2026

Filed:

Mar. 18, 2022

Organic compound and organic light-emitting device

Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Hirokazu Miyashita, Kanagawa, JP;

Naoki Yamada, Tokyo, JP;

Yosuke Nishide, Kanagawa, JP;

Hironobu Iwawaki, Kanagawa, JP;

Jun Kamatani, Tokyo, JP;

Assignee:

Canon Kabushiki Kaisha, Tokyo, JP;

Attorney:

Canon U.S.A., Inc. IP Division

Primary Examiner:

Jay Yang

Int. Cl.
CPC ...
H01L 51/00 (2006.01); C07D 209/94 (2006.01); C07D 405/10 (2006.01); C07D 409/10 (2006.01); C07D 409/14 (2006.01); C07D 413/10 (2006.01); C07D 487/04 (2006.01); C07D 495/04 (2006.01); C09K 11/06 (2006.01); H10K 85/60 (2023.01); H10K 50/11 (2023.01);
U.S. Cl.
CPC ...
H10K 85/6574 (2023.02); C07D 209/94 (2013.01); C07D 405/10 (2013.01); C07D 409/10 (2013.01); C07D 409/14 (2013.01); C07D 413/10 (2013.01); C07D 487/04 (2013.01); C07D 495/04 (2013.01); C09K 11/06 (2013.01); H10K 85/615 (2023.02); H10K 85/657 (2023.02); H10K 85/6572 (2023.02); H10K 85/6576 (2023.02); C09K 2211/1018 (2013.01); H10K 50/11 (2023.02);
Abstract

An organic compound represented by formula [1], where in formula [1], Rto Rare each independently selected from the group consisting of a hydrogen atom, a halogen atom, an alkyl group, and other substituents, and Xis oxygen, sulfur, selenium, tellurium, or a CRRgroup, in which Rand Rare each independently selected from the group consisting of a hydrogen atom, a halogen atom, an alkyl group, and other substituents, and at least one of Rto Ris a group represented by formula [2].

Find Patent Forward Citations

Miyashita, Hirokazu. (2026). Organic compound and organic light-emitting device (U.S. Patent No. 12557548). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12557548

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

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