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:
Jun. 22, 2004
Filed:
May. 06, 2002
Applicant:
Inventors:
Kirakodu S. Nanjundaswamy, New Milford, CT (US);
Francis Wang, Newtown, CT (US);
Jiayu Simon Xue, Brookfield, CT (US);
Cahit Eylem, New Fairfield, CT (US);
James Rozelle, Fairfield, CT (US);
Assignee:
The Gillette Company, Boston, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/34 ; H01M 4/42 ; H01M 4/54 ;
U.S. Cl.
CPC ...
H01M 4/34 ; H01M 4/42 ; H01M 4/54 ;
Abstract
An alkaline cell having an anode comprising zinc, an alkaline electrolyte solution, a separator, and a cathode comprising silver copper oxide selected from the compounds AgCuO Ag Cu O or any mixture thereof. The cathode preferably also includes a graphitic carbon to improve electrical conductivity. The graphitic carbon can comprise natural or synthetic graphites including expanded graphites and graphitic carbon fibers. The carbon nanofibers desirably have a mean average diameter less than 500 nanometers.