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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 11706981 B1

PDFFull Text
Date of Patent:
Jul. 18, 2023

Filed:

Jan. 09, 2020

Organic light emitting device and compounds for use in same

Applicant:

Idemitsu Kosan Co., Ltd., Chiyoda-ku, JP;

Inventors:

Yuichi Nishimae, Basel, CH;

Natalia Chebotareva, Hagenthal le Bas, FR;

Assignee:

Idemitsu Kosan Co., Ltd., Chiyoda-ku, JP;

Attorney:

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

Primary Examiner:

Sun Jae Yoo

Int. Cl.
CPC ...
C09K 11/06 (2006.01); C07D 209/80 (2006.01); C07D 209/82 (2006.01); C07D 401/04 (2006.01); C07D 491/06 (2006.01); C07D 491/052 (2006.01); H05B 33/20 (2006.01); H10K 85/60 (2023.01); C09K 11/02 (2006.01); H10K 50/11 (2023.01); H10K 71/00 (2023.01); H10K 71/16 (2023.01); H10K 101/10 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
H10K 85/6572 (2023.02); C07D 209/80 (2013.01); C07D 401/04 (2013.01); C07D 491/06 (2013.01); C09K 11/025 (2013.01); H10K 50/11 (2023.02); H10K 71/00 (2023.02); H10K 71/164 (2023.02); H10K 2101/10 (2023.02); H10K 2102/351 (2023.02);
Abstract

Specific polycyclic compounds of the general formula (I) and a process for its preparation, an electronic device comprising at least one of these compounds, an emitting layer, preferably present in an electronic device, comprising at least one compound of general formula (I) and the use of compounds according to general formula (I) in an electronic device as a host material, a charge transporting material, charge and/or exciton blocking material, preferably as a host material or an electron transporting material.

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Nishimae, Yuichi. (2023). Organic light emitting device and compounds for use in same (U.S. Patent No. 11706981). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11706981

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