Selective twist filtration roving

United States of America Patent

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Jan 31, 1989
Grant Date
N/A
app pub date
Nov 19, 1984
filing date
Nov 19, 1984

priority date (Note)
Expired

status (Latency Note)

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Abstract

This invention relates to a filtration roving with the cross section of the roving exhibiting portions more tightly twisted than the remainder of the roving.

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First Claim

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Patent Owner(s)

Patent Owner	Address
MEMTEC AMERICA CORPORATION	9690 DEERECO ROAD #700 TIMONIUM MD 21093

International Classification(s)

B01D:SEPARATION

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Hoffmann, Michael A	Manchester, MD	1	48
Schmitt, Robert J	Felton, PA	43	678

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Selective twist filtration roving

Number of patents in Portfolio can not be more than 2000

United States of America Patent

06672483

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Patent Longevity Expired	Forward Citations

PATENT NO	4801383
SERIAL NO	06672483
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06672483

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