Controlled release bases for pharmaceuticals

United States of America Patent

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Nov 13, 1990
Issued Date
N/A
app pub date
Apr 5, 1989
filing date
Jul 18, 1986

priority date (Note)
Expired

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Abstract

The release of therapeutically active agents from controlled release bases is extended by using a combination of a higher aliphatic alcohol and an acrylic resin as the base material.

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Patent Owner(s)

Patent Owner	Address
PURDUE PHARMA L P	ONE STAMFORD FORUM STAMFORD CT 06901
P F LABORATORIES INC THE	700 UNION BOULEVARD TOTOWA NJ 07512
PURDUE FREDERICK COMPANY THE	ONE STAMFORD FORUM STAMFORD CT 06901-3431
PURDUE PHARMA COMPANY THE	ONE STAMFORD FORUM STAMFORD CT 06901-3431

International Classification(s)

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

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Oshlack, Benjamin	New York, NY	246	21355

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Controlled release bases for pharmaceuticals

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07333309

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PATENT NO	4970075
SERIAL NO	07333309
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07333309

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