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. 06, 2004
Filed:
May. 06, 2002
Applicant:
Inventors:
Francis Wang, Newtown, CT (US);
Cahit Eylem, New Fairfield, CT (US);
Jiayu Simon Xue, Brookfield, CT (US);
Kirakodu S. Nanjundaswamy, New Milford, 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 AgCuO , or Ag Cu O , desirably in admixture with MnO . The cathode preferably also includes a graphitic carbon to improve electrical conductivity. The graphtic 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.