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:
Apr. 24, 2001
Filed:
Mar. 23, 1999
Applicant:
Inventors:
Christopher Fred Randell, New Hall, GB;
Neal Charles White, Hexham, GB;
Assignee:
Eveready Battery Company, Inc., St. Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/16 ;
U.S. Cl.
CPC ...
H01M 2/16 ;
Abstract
Paper for use as a separator in an electrochemical cell completely absorbs a 50 &mgr;l drop of water placed thereon in a time of not less than four minutes and not greater than fifteen minutes at 20° C. and provides an improve cell having less leakage and corrosive, especially in a mercury-free cell.
Randell, Christopher. (2001). Paper separators for electrochemical cells (U.S. Patent No. 6221532). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6221532
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile