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:
Nov. 21, 2023
Filed:
Nov. 13, 2019
Applicant:
Universal Display Corporation, Ewing, NJ (US);
Inventors:
Zhiqiang Ji, Chalfont, PA (US);
Tongxiang Lu, Lawrenceville, NJ (US);
Pierre-Luc T. Boudreault, Pennington, NJ (US);
George Fitzgerald, Lambertville, NJ (US);
Assignee:
UNIVERSAL DISPLAY CORPORATION, Ewing, NJ (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F 15/00 (2006.01); C09K 11/06 (2006.01); H10K 101/10 (2023.01); H10K 101/30 (2023.01); H10K 101/40 (2023.01); H10K 50/11 (2023.01); H10K 85/30 (2023.01);
U.S. Cl.
CPC ...
H10K 85/346 (2023.02); C07F 15/0006 (2013.01); C09K 11/06 (2013.01); C09K 2211/1029 (2013.01); C09K 2211/185 (2013.01); H10K 50/11 (2023.02); H10K 2101/10 (2023.02); H10K 2101/30 (2023.02); H10K 2101/40 (2023.02);
Abstract
A compound of Formula I having isoindoline moiety is disclosed. Their unique configuration of the fused rings enable the compound to exhibit phosphorescent emission in red color region to near infrared region and are useful as emitter materials in organic electroluminescence device.