Method of making plastic filter units having a welded cellulose filter

United States of America Patent

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Jul 18, 1989
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N/A
app pub date
Aug 10, 1987
filing date
Jun 17, 1986

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Expired

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Abstract

A plastic filterware having a filter membrane made at least in part of cellulose nitrate welded to the filterware and a method of making same.

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Patent Owner	Address
MANUFACTURERS HANOVER TRUST COMPANY	Not Provided

International Classification(s)

B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Relyea, Robert G	Farmington, NY	11	550

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Method of making plastic filter units having a welded cellulose filter

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07083048

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PATENT NO	4849061
SERIAL NO	07083048
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07083048

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