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:
Jul. 04, 2000
Filed:
Aug. 22, 1997
Applicant:
Inventors:
Assignee:
Toda Kogyo Corporation, Hiroshima, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423592 ; 423594 ; 423599 ; 423600 ; 4292181 ; 429221 ; 429223 ; 429224 ; 502325 ; 502330 ;
Abstract
There are disclosed lithium-iron oxide particles having an excellent properties such as electrochemical reversibility and suitable as a material for cathode active material for lithium ion batteries, which have a corrugated layer crystal structure and are represented by the general formula (1):