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. 18, 2008
Filed:
Sep. 19, 2005
Applicants:
Kong Kyeom Kim, Yuseong-gu, KR;
Jun Gi Jang, Yuseong-gu, KR;
Inventors:
Kong Kyeom Kim, Yuseong-gu, KR;
Jun Gi Jang, Yuseong-gu, KR;
Assignee:
LG Chem, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); C09B 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed is a compound of Formula 1 and an organic light emitting device using the same. In Formula 1, R1 to R3 and X1 to X3 are as described in the specification. The compound of Formula 1 acts as a hole injection material, a hole transport material, a light emitting host, or a light emitting dopant in the organic light emitting device depending on the type of substituent.