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:
Sep. 25, 1990
Filed:
Jul. 11, 1988
Applicant:
Inventors:
Jeffery R Dahn, Surrey, CA;
Brian M Way, North Vancouver, CA;
Assignee:
Moli Energy Limited, , CA;
Primary Examiner:
Int. Cl.
CPC ...
H01M / ; C01G / ; C01D / ;
U.S. Cl.
CPC ...
429224 ; 423 49 ; 4231795 ; 423605 ; 423641 ;
Abstract
Cathode-active material for electrochemial cells is prepared by reacting gamma phase MnO.sub.2 with Li. The molar ratio of Li to MnO.sub.2 is about 0.33 to about 0.43.