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:
Mar. 19, 2013
Filed:
Jun. 26, 2008
Weiwei Huang, Westlake, OH (US);
James X. Wu, North Olmsted, OH (US);
James J. Mieskoski, Westlake, OH (US);
Paula J. Hughes, Cleveland Heights, OH (US);
Weiwei Huang, Westlake, OH (US);
James X. Wu, North Olmsted, OH (US);
James J. Mieskoski, Westlake, OH (US);
Paula J. Hughes, Cleveland Heights, OH (US);
Eveready Battery Company, Inc., St. Louis, MO (US);
Abstract
A seal member having a thermoplastic body for an electrochemical cell containing a nonaqueous organic solvent electrolyte. In particular, the seal member is preferably one or more of (a) a seal located between a cell container wall and a cell cover and (b) a seal of a vent assembly, more particularly a ball vent assembly. The seal member has a composite construction including one or more vapor transmission barrier layers disposed on a portion of the thermoplastic body.