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:
Apr. 09, 2019
Filed:
May. 21, 2015
Applicant:
Universal Display Corporation, Ewing, NJ (US);
Inventors:
Raymond Kwong, Hong Kong, CN;
Sze Kui Lam, Hong Kong, CN;
Assignee:
UNIVERSAL DISPLAY CORPORATION, Ewing, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 333/54 (2006.01); C07D 209/86 (2006.01); H01L 51/00 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0055 (2013.01); C07D 209/86 (2013.01); C07D 333/54 (2013.01); H01L 51/0072 (2013.01); H01L 51/0074 (2013.01); H01L 51/5016 (2013.01);
Abstract
Novel substituted tetraphenylene compounds useful as host for phosphorescent emitters in OLEDs is disclosed.