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:
May. 21, 2013
Filed:
Dec. 15, 2004
Applicants:
Koji Utsugi, Tokyo, JP;
Yuki Kusachi, Tokyo, JP;
Tsuyoshi Katou, Tokyo, JP;
Inventors:
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 6/16 (2006.01); C07C 315/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided a lithium secondary battery which has excellent characteristics such as energy density and electromotive force and is excellent in cycle life and storage stability. An electrolyte solution for secondary battery comprising at least an aprotic solvent having an electrolyte dissolved therein and a compound represented by the general formula (1).