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:
Jun. 16, 2020
Filed:
Feb. 10, 2016
Applicant:
Universal Display Corporation, Ewing, NJ (US);
Inventors:
Lichang Zeng, Lawrenceville, NJ (US);
Alexey Borisovich Dyatkin, Ambler, PA (US);
Walter Yeager, Yardley, PA (US);
Zeinab Elshenawy, Holland, PA (US);
Chuanjun Xia, Lawrenceville, NJ (US);
Assignee:
UNIVERSAL DISPLAY CORPORATION, Ewing, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/00 (2006.01); C09K 11/02 (2006.01); C09K 11/06 (2006.01); C07D 487/06 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0072 (2013.01); C07D 487/06 (2013.01); C09K 11/02 (2013.01); C09K 11/06 (2013.01); H01L 51/0054 (2013.01); H01L 51/0073 (2013.01); H01L 51/0074 (2013.01); C09K 2211/1007 (2013.01); C09K 2211/1029 (2013.01); C09K 2211/185 (2013.01); H01L 51/5016 (2013.01);
Abstract
Organic compounds consisting of indolo[321-jk]carbazole and carbazole are disclosed. The compounds are useful as host materials in OLEDs and can improve OLED performance.