Alkaline battery separators

United States of America Patent

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Jul 23, 2002
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N/A
app pub date
Sep 22, 1999
filing date
Sep 22, 1998

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Expired

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Abstract

An alkaline battery separator comprising a gas-permeable sheet which contains a hydrophilic portion carrying a methacrylic/ethylene copolymer component having a crystallinity of 25% or more on at least a part of a surface of said hydrophilic portion.

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Patent Owner(s)

Patent Owner	Address
JAPAN VILENE COMPANY LTD	CHUO-KU TOKYO 104-8423

International Classification(s)

H01M:PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kato, Koichi	Ibaraki, JP	188	1532
Sato, Kazuya	Ibaraki, JP	158	1947
Tanaka, Masanao	Ibaraki, JP	22	314

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Alkaline battery separators

Number of patents in Portfolio can not be more than 2000

United States of America Patent

09401143

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PATENT NO	6423445
SERIAL NO	09401143
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09401143

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