Process to prepare tolterodine

United States of America Patent

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Jul 13, 1999
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N/A
app pub date
Dec 18, 1997
filing date
Dec 31, 1996

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Abstract

Disclosed is a novel intermediate, 3,4-dihydro-6-methyl-4-phenyl-2H-benzopyran-2-ol (IV) ##STR1## and an improved process for the preparation of tolterodine.

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Patent Owner(s)

Patent Owner	Address
PHARMACIA & UPJOHN COMPANY	301 HENRIETTA STREET KALAMAZOO MI 49007 UNITED STATES OF AMERICA

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C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

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[Patents Count]

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Inventor Name	Address	# of filed Patents	Total Citations
Cabaj, John E	Sheboygan, WI	5	46
Gage, James R	Portage, MI	6	84

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Process to prepare tolterodine

Number of patents in Portfolio can not be more than 2000

United States of America Patent

08993257

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PATENT NO	5922914
SERIAL NO	08993257
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08993257

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