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. 17, 2009
Filed:
Sep. 07, 2005
Chia-liang Tai, Hsinchu, TW;
Chen-ping Yu, Longtan Township, Taoyuan County, TW;
Ying-ju Su, Taichung, TW;
Chia-Liang Tai, Hsinchu, TW;
Chen-Ping Yu, Longtan Township, Taoyuan County, TW;
Ying-Ju Su, Taichung, TW;
AU Optronics Corp., Hsinchu, TW;
Abstract
A light-emitting material is represented by the following general formula [1]: useful as an emissive layer of organic electroluminescent device (OELD). The chemical structure L is selected from a group consisting of the chemical structures AA, BB, AB, and the combination thereof. The chemical structures A and B are respectively represented by the following general formulas [2] and [3]: The chemical structure X is selected from the group 4A to 6A elements of the periodic table. The chemical structure B is an aromatic hydrocarbon having n benzenes, wherein n is an integer of 1 to 8.