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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 12454542 B1

PDFFull Text
Date of Patent:
Oct. 28, 2025

Filed:

Feb. 07, 2024

Metal complexes for use as emitters in organic electroluminescence devices

Applicant:

Udc Ireland Limited, Dublin, IE;

Inventors:

Philipp Stoessel, Frankfurt am Main, DE;

Christian Ehrenreich, Darmstadt, DE;

Assignee:

UDC Ireland Limited, Dublin, IE;

Attorney:

Riverside Law LLP

Primary Examiner:

Seokmin Jeon

Int. Cl.
CPC ...
C07F 15/00 (2006.01); C09K 11/06 (2006.01); H10K 50/11 (2023.01); H10K 71/00 (2023.01); H10K 85/10 (2023.01); H10K 85/30 (2023.01); H10K 101/10 (2023.01);
U.S. Cl.
CPC ...
C07F 15/0033 (2013.01); C07F 15/0086 (2013.01); C09K 11/06 (2013.01); H10K 71/311 (2023.02); H10K 85/111 (2023.02); H10K 85/342 (2023.02); H10K 85/346 (2023.02); C09K 2211/185 (2013.01); H10K 50/11 (2023.02); H10K 85/141 (2023.02); H10K 2101/10 (2023.02); Y02E 10/549 (2013.01);
Abstract

The present invention relates to metal complexes which are substituted by aromatic and icylic aliphatic substituents and are suitable for use as emitters in organic electroluminescent devices. The electronic devices of the invention, especially organic electroluminescent devices, are notable for advantages that are not accompanied by a deterioration in the further electronic properties. The invention provides a compound of the following formula (1): wherein B is a group of the following formula (2):

Find Patent Forward Citations

Stoessel, Philipp. (2025). Metal complexes for use as emitters in organic electroluminescence devices (U.S. Patent No. 12454542). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12454542

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

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