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:
May. 13, 2025
Filed:
Jul. 13, 2023
Universal Display Corporation, Ewing, NJ (US);
Jui-Yi Tsai, Newtown, PA (US);
Alexey Borisovich Dyatkin, Ambler, PA (US);
Zhiqiang Ji, Chalfont, PA (US);
Walter Yeager, Yardley, PA (US);
Pierre-Luc T. Boudreault, Pennington, NJ (US);
UNIVERSAL DISPLAY CORPORATION, Ewing, NJ (US);
Abstract
A compound comprising a first bidentate ligand Lhaving a structure of Formula I, is provided. In Formula I, each of Yto Yis CR or N; each R can be same or different; each R is hydrogen or a substituent; at least one pair selected from Y-Y, Y-Y, or Y-Yare CR and the Rs are joined or fused into a ring; and Lis complexed to a metal M selected from the group consisting of Os, Ir, Pd, and Pt. Formulations, OLEDs, and consumer products containing the compound are also provided.