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:
Apr. 11, 2000
Filed:
Dec. 02, 1998
Applicant:
Inventors:
Jiro Tsukahara, Kanagawa, JP;
Masayuki Negoro, Kanagawa, JP;
Koji Wariishi, Kanagawa, JP;
Michio Ono, Kanagawa, JP;
Assignee:
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429 53 ; 429188 ; 429203 ; 429212 ; 4292181 ; 429330 ; 429332 ; 429 57 ;
Abstract
A nonaqueous secondary battery is disclosed, comprising a positive electrode, a negative electrode, and a nonaqueous electrolytic solution containing a lithium salt, wherein the battery contains a hydrazine derivative represented by formula (I):