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:
Nov. 16, 1999
Filed:
Sep. 05, 1997
Applicant:
Inventors:
Guang Wei, Southborough, MA (US);
Weifang Luo, Norwood, MA (US);
Assignee:
Duracell Inc., Bethel, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
296231 ; 296235 ; 205509 ; 429223 ; 429206 ;
Abstract
A method of manufacturing conductive cobalt oxyhydroxide, including providing a positive electrode, a negative electrode, a CoOOH precursor, and a basic solution to form a combination; applying a current to the positive electrode to form conductive CoOOH on the positive electrode; then removing the conductive CoOOH from the combination, is disclosed.