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:
Jan. 23, 2018
Filed:
Dec. 09, 2013
Applicant:
Universal Display Corporation, Ewing, NJ (US);
Inventors:
Lichang Zeng, Lawrenceville, NJ (US);
Walter Yeager, Yardley, PA (US);
Suman Layek, Lawrenceville, NJ (US);
Bin Ma, Plainsboro, NJ (US);
Kwang-Ohk Cheon, 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); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0054 (2013.01); H01L 51/0072 (2013.01); H01L 51/0081 (2013.01); H01L 51/0085 (2013.01); H01L 51/5016 (2013.01);
Abstract
Novel oligocarbazole compounds containing a triphenylene and an oligocarbazole are provided. The compounds are useful in devices including organic light emitting devices (OLEDs).