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. 03, 2023
Filed:
Jul. 23, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Miyeon Han, Daejeon, KR;
Dong Hoon Lee, Daejeon, KR;
Jungoh Huh, Daejeon, KR;
Boonjae Jang, Daejeon, KR;
Dong Uk Heo, Daejeon, KR;
Junghoon Yang, Daejeon, KR;
Heekyung Yun, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 239/26 (2006.01); C07D 251/14 (2006.01); H01L 51/00 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
C07D 239/26 (2013.01); C07D 251/14 (2013.01); H01L 51/0052 (2013.01); H01L 51/0067 (2013.01); H01L 51/5056 (2013.01); H01L 51/5072 (2013.01); H01L 51/5092 (2013.01);
Abstract
Provided is a fluorene derivative of Chemical Formula 1: and an organic light emitting device comprising the same.