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. 06, 2001
Filed:
May. 10, 2000
Applicant:
Inventors:
Dong-hyun Kim, Suwon, KR;
Han-sung Yu, Anyang, KR;
Soon-ki Kwon, Chinju, KR;
Dong-cheol Shin, Chinju, KR;
Yun-hi Kim, Pusan, KR;
Assignee:
Samsung Display Devices Co., Ltd., Suwon, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 3/314 ; C09K 1/106 ;
U.S. Cl.
CPC ...
H05B 3/314 ; C09K 1/106 ;
Abstract
A blue-light emitting compound having fluorene side chains and an organic electroluminescence (EL) device adopting the blue-light emitting compound as a color developing substance. The blue-light emitting compound with fluorene side chains has the formula (1)