Barrier fabric and method

United States of America Patent

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Feb 6, 1990
Issued Date
N/A
app pub date
Dec 7, 1988
filing date
Sep 11, 1987

priority date (Note)
Expired

status (Latency Note)

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Abstract

A barrier fabric is provided which is impermeable to liquids and permeable to vapor. A polymer film is laminated to a porous fibrous web. The composite web is then needled repeatedly with fine conical needles to provide micropores through the film.

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Patent Owner(s)

Patent Owner	Address
FIBERWEB INC	70 OLD HICKORY BOULEVARD OLD HICKORY TN 37138

International Classification(s)

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

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Dunaway, Jerry A	Old Hickory, TN	1	67
LaTondress, Nancy T	Mt. Juliet, TN	2	68
Zimmerman, Leon H	Nashville, TN	3	132

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Barrier fabric and method

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07281104

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PATENT NO	4898761
SERIAL NO	07281104
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07281104

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