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:
Jan. 03, 1995
Filed:
Nov. 22, 1993
Applicant:
Inventors:
Christopher F Randell, Durham City, GB;
David Kilby, Durham, GB;
Assignee:
Eveready Battery Company, Inc., St. Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ; H01M / ;
U.S. Cl.
CPC ...
429206 ; 429224 ; 429229 ; 429 59 ;
Abstract
Alkaline zinc cells employing a brass anode current collection and little or no mercury and wherein a specific phosphate ester is added, preferably to the anode, to reduce gassing attributed to the brass anode current collector.