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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 11342512 B1

PDFFull Text
Date of Patent:
May. 24, 2022

Filed:

Sep. 07, 2021

Compounds for organic electroluminescence device

Applicant:

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

Inventors:

Yuki Nakano, Sodegaura, JP;

Ryota Takahashi, Sodegaura, JP;

Keita Seda, Sodegaura, JP;

Tomoki Kato, Sodegaura, JP;

Hidetsugu Ikeda, Sodegaura, JP;

Thomas Schaefer, Liestal, CH;

Peter Murer, Oberwil, CH;

Carsten Rothe, Dresden, DE;

Assignee:

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

Attorney:

Foley & Lardner LLP

Primary Examiner:

Caleb E Henry

Int. Cl.
CPC ...
H01L 29/08 (2006.01); H01L 51/00 (2006.01); C07F 5/02 (2006.01); C09K 11/06 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/008 (2013.01); C07F 5/027 (2013.01); C09K 11/06 (2013.01); C09K 2211/1018 (2013.01); H01L 51/5012 (2013.01); H01L 51/5016 (2013.01); H01L 51/5056 (2013.01); H01L 51/5072 (2013.01);
Abstract

A compound represented by the following formula (1), wherein one or more pairs among Rand R, Rand R, Rand R, Rand R, Rand R, and Rand Rindependently form a ring represented by the following formula (2A) or a ring represented by the following formula (2B), or do not form a ring represented by the following formula (2A) and do not form a ring represented by the following formula (2B); and one of Rto Ris bonded with L.

Find Patent Forward Citations

Nakano, Yuki. (2022). Compounds for organic electroluminescence device (U.S. Patent No. 11342512). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11342512

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

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