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.

Date of Patent:
Nov. 04, 2008

Filed:

Aug. 29, 2005
Applicants:

Kuo-hui Shen, Kaohsiung County, TW;

Shu-tang Yeh, Taichung County, TW;

Heh-lung Huang, Taipei County, TW;

I-ho Shen, Yunlin County, TW;

Miao-tsai Chu, Taipei County, TW;

Tien-shou Shieh, Taipei, TW;

Inventors:

Kuo-Hui Shen, Kaohsiung County, TW;

Shu-Tang Yeh, Taichung County, TW;

Heh-Lung Huang, Taipei County, TW;

I-Ho Shen, Yunlin County, TW;

Miao-Tsai Chu, Taipei County, TW;

Tien-Shou Shieh, Taipei, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 51/54 (2006.01); C09K 11/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

An organometallic complex. The organometallic complex has formula (I): wherein A1 is a substituted or non-substituted aromatic heterocyclic group, A2 is a substituted or non-substituted aryl group, A3 is an acetylacetone group or picolinic acid group, and X is selected from the group consisting of fluorine atom, trifluoromethyl, alkoxy, thioalkyl, and amino. The invention also provides an organic electroluminescent device utilizing the organometallic complex.


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