Use of interfacially-polymerized membranes in delivery devices

United States of America Patent

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Mar 2, 1999
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N/A
app pub date
Feb 3, 1993
filing date
Aug 7, 1990

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Expired

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Abstract

Devices for controlled release of active substances in the form of tablets, capsules and beads comprised of a porous substructure surrounded by one or more interfacial membranes.

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Patent Owner(s)

BEND RESEARCH, INC.

International Classification(s)

A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Herbig, Scott Max	Bend, OR	8	96
Korsmeyer, Richard Wilker	Old Lyme, CT	1	15
Thombre, Avinash Govind	Gales Ferry, IN	4	50

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Use of interfacially-polymerized membranes in delivery devices

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07969844

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PATENT NO	5876752
SERIAL NO	07969844
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07969844

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