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:
Sep. 12, 2023
Filed:
Jun. 17, 2019
Universal Display Corporation, Ewing, NJ (US);
Pierre-Luc T. Boudreault, Pennington, NJ (US);
Eric A. Margulies, Philadelphia, PA (US);
Bert Alleyne, Newtown, PA (US);
UNIVERSAL DISPLAY CORPORATION, Ewing, NJ (US);
Abstract
A compound is disclosed that includes a ligand Lof Formula I where ring C is a 5-membered or a 6-membered carbocyclic or heterocyclic ring; each R, R, and Rindependently represents mono to the maximum allowable number of substitutions, or no substitution; Lis complexed to a metal M; M is optionally coordinated to other ligands; the ligand Lis optionally linked with other ligands to comprise a tridentate, tetradentate, pentadentate, or hexadentate ligand; and any two substituents of Rand Rmay be joined or fused together to form a ring.