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:
Dec. 30, 2025
Filed:
Jul. 19, 2022
Universal Display Corporation, Ewing, NJ (US);
Hsiao-Fan Chen, Lawrence Township, NJ (US);
Scott Beers, Flemington, NJ (US);
Morgan C. Macinnis, Yardley, PA (US);
Tyler Fleetham, Yardley, PA (US);
UNIVERSAL DISPLAY CORPORATION, Ewing, NJ (US);
Abstract
A compound comprising a metal M and a first ligand Lhaving a structure of Formula I, is described. In Formula I, eachindependently represents a single bond or a double bond; each of Xto Xis independently C, N, or NR'; at least one of Xto Xis NR′; each R, R′, R, R, and Ris independently hydrogen or a general substituent; at least one of R, R′, R, R, and Rcomprises the metal M; when Xand Xare both NR′, the B atom of Formula I forms a maximum of one direct bond to a nitrogen atom, and does not form a direct bond to an oxygen atom; and any two adjacent R, R′, R, R, and Rcan be joined or fused to form a ring. Formulations, OLEDs, and consumer products including the compounds are also described.