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:
Feb. 23, 2021
Filed:
Apr. 13, 2018
Applicant:
Universal Display Corporation, Ewing, NJ (US);
Inventors:
Hsiao-Fan Chen, Ewing, NJ (US);
Daniel W. Silverstein, Ewing, NJ (US);
Jason Brooks, Ewing, NJ (US);
Jerald Feldman, Ewing, NJ (US);
Assignee:
UNIVERSAL DISPLAY CORPORATION, Ewing, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/06 (2006.01); H01L 51/00 (2006.01); C07F 15/00 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0087 (2013.01); C07F 15/0086 (2013.01); C09K 11/06 (2013.01); H01L 51/009 (2013.01); H01L 51/0084 (2013.01); H01L 51/0088 (2013.01); C09K 2211/1059 (2013.01); C09K 2211/185 (2013.01); H01L 51/0072 (2013.01); H01L 51/0085 (2013.01); H01L 51/5016 (2013.01); H01L 51/5024 (2013.01); H01L 51/5056 (2013.01);
Abstract
The present invention includes novel metal complexes of 5H-benzimidazo[1,2-a]benzimidazole ('BimBim') and related ligands. The novel ligands may coordinate to one or two metal centers. The metal complexes of the present invention comprising these ligands may be useful as emissive materials and n-dopants in OLED devices.