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.:
Date of Patent:
Nov. 25, 2025
Filed:
Feb. 16, 2022
Universal Display Corporation, Ewing, NJ (US);
Maria L. Buil, Saragossa, ES;
Maria Benitez, Saragossa, ES;
Miguel A. Esteruelas, Saragossa, ES;
Enrique Oñate, Saragossa, ES;
Jui-Yi Tsai, Newtown, PA (US);
Alexey Borisovich Dyatkin, Ambler, PA (US);
Morgan C. Macinnis, Yardley, PA (US);
Wei-Chun Shih, Lawrenceville, NJ (US);
UNIVERSAL DISPLAY CORPORATION, Ewing, NJ (US);
Abstract
A compound including a first ligand Lof Formula I, is disclosed. In Formula I, moiety A is a monocyclic or polycyclic ring structure comprising 5-membered and/or 6-membered rings; each Rand Ris independently hydrogen or a general substituent; Lis coordinated to a metal M, selected from the group consisting of Os, Ir Pd, Pt, Cu, Ag, and Au; metal M can be coordinated to other ligands; and any two of Rand Rcan be joined or fused together to form a ring. Formulations, OLEDs, and consumer products containing the compound, as well as, methods of making the compound are also disclosed.