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:
Aug. 30, 2005
Filed:
Jun. 19, 2001
Applicant:
Christopher Fred Randell, Newton Hall, GB;
Inventor:
Christopher Fred Randell, Newton Hall, GB;
Assignee:
Eveready Battery Company, Inc., St. Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M010/26 ; H01M004/58 ;
U.S. Cl.
CPC ...
Abstract
Alkaline electrochemical cells containing no added mercury and having a concentration of potassium hydroxide in the electrolyte, prior to discharge, of between about 34 and 37% (w/w solution) and wherein the amount of electrolyte is such that, after a calculated level of one electron discharge of the manganese dioxide, the calculated concentration of potassium hydroxide is between 49.5 and 51.5% (w/w solution), have superior performance in intermittent discharge tests.