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. 12, 2013
Filed:
Jan. 21, 2011
Applicants:
Hsiao Chan Liu, Kaohsiung, TW;
Min Sheng Chen, Kaohsiung, TW;
Chin Yi Lee, Chiayi, TW;
Inventors:
Assignee:
China Petrochemical Development Corp, Taipei, TW;
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/54 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to novel carbazole derivatives and an organic light-emitting diode device using the same. These carbazole derivatives can simultaneously or singly be used as a hole transporting layer, a host or guest of an emitting layer or an electron transporting layer of an organic light-emitting diode device.