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:
Mar. 28, 2023
Filed:
Apr. 21, 2020
Organic electroluminescent materials and devices comprising benzimidazole-containing metal complexes
Applicant:
Universal Display Corporation, Ewing, NJ (US);
Inventors:
Scott Beers, Flemington, NJ (US);
Woo-Young So, Richboro, PA (US);
Hsiao-Fan Chen, Lawrence Township, NJ (US);
Assignee:
Universal Display Corporation, Ewing, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 15/00 (2006.01); H01L 51/00 (2006.01); H01L 27/32 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
C07F 15/006 (2013.01); C07F 15/0033 (2013.01); C07F 15/0086 (2013.01); H01L 27/3244 (2013.01); H01L 51/0054 (2013.01); H01L 51/0067 (2013.01); H01L 51/0072 (2013.01); H01L 51/0074 (2013.01); H01L 51/0085 (2013.01); H01L 51/0087 (2013.01); H01L 51/0094 (2013.01); H01L 51/5004 (2013.01); H01L 51/5016 (2013.01);
Abstract
A compound comprising a first ligand Lof Formula I or Formula II: