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:
Aug. 18, 1992
Filed:
Feb. 21, 1991
Applicant:
Inventors:
Yoshihiro Taguchi, Miyagi, JP;
Shunetu Sato, Miyagi, JP;
Assignee:
Alps Electric Co., Ltd., Tokyo, JP;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ; C09K / ; C09K / ;
U.S. Cl.
CPC ...
524555 ; 25230133 ; 25230135 ; 524420 ;
Abstract
An electroluminescence device comprises a matrix polymer that is a polymer obtained by polymerizing electron-accepting monomers having electron-accepting groups. The electron-accepting groups are cyanoalkyl groups and/or cyanoalkyl-oxyalkyl groups.