Process for preparing 4-substituted azetidinones

United States of America Patent

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Apr 21, 1992
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app pub date
Oct 16, 1990
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Sep 20, 1989

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Abstract

A process for preparing 3-4-cis-.beta.,.beta.-(4)-substituted and 3-4-trans,.beta.,.alpha.-(4)-substituted azetidinones is provided. Also provided are novel 4,4-disubstituted azetidinones.

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KING PHARMACEUTICALS INC	501 5TH STREET BRISTOL TN 37620

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Inventor Name	Address	# of filed Patents	Total Citations
Hall, David A	Indianapolis, IN	21	111
Morin, Jr John M	Brownsburg, IN	12	122
Ternansky, Robert J	Noblesville, IN	45	301

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Process for preparing 4-substituted azetidinones

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07598527

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PATENT NO	5106475
SERIAL NO	07598527
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07598527

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