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:
Jan. 11, 2005
Filed:
Sep. 30, 2002
Applicants:
Jhun MO Son, Daejun-Shi, KR;
Ji Hoon Lee, Daejun-Shi, KR;
IN Nam Kang, Daejun-Shi, KR;
Inventors:
Assignee:
Samsung SDI Co, Ltd., Kyungki-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 3344 ; C09K 1106 ; C08G 6112 ;
U.S. Cl.
CPC ...
Abstract
A blue electroluminescent polymer comprising biphenyl units in a main chain of polyarylene, and an organic electroluminescence device using the blue electroluminescent polymer to provide improved luminescent properties.