Vapor transmission resistant seal members for nonaqueous electrochemical cells

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United States of America Patent

PATENT NO 8399124
APP PUB NO 20100248014A1
SERIAL NO

12665380

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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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.

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Patent Owner(s)

Patent OwnerAddress
EVEREADY BATTERY COMPANY INC533 MARYVILLE UNIVERSITY DRIVE ST LOUIS MO 63141

International Classification(s)

  • 2008 Application Filing Year
  • H01M Class
  • 2204 Applications Filed
  • 1719 Patents Issued To-Date
  • 78 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances200820092010201120122013201420152016201720182019202020210255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Huang, Weiwei Westlake, US 45 246
Hughes, Paula J Cleveland Heights, US 2 12
Mieskoski, James J Westlake, US 1 6
Wu, James X North Olmsted, US 16 301

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  • H01M Class
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  • 12 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges4349519411437131666211001 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 9091 - 100100 +0255075100125150175200225250275300325350375400425450475500525

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