Process for making spiro isobenzofuranone compounds

United States of America Patent

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Aug 2, 2005
Grant Date
Oct 17, 2002
app pub date
Jan 22, 2002
filing date
Jan 23, 2001

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Expired

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Abstract

This invention relates to a process for making spiro isobenzofuranone compounds by coupling of an aminopyrazine fragment with a spirolactone piece.

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Patent Owner(s)

MERCK & CO., INC.

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

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Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Song, Zhiquo Jake	Edison, NJ	1	5
Zhao, Matthew Mangzhu	Edison, NJ	13	38

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Process for making spiro isobenzofuranone compounds

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United States of America Patent

10054413

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PATENT NO	6924291
APP PUB NO	20020151456A1
SERIAL NO	10054413
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
August 02, 2005	US,6924291,B2 US6924291B2	GRANTED PATENT AS SECOND PUBLICATION
October 17, 2002	US,20020151456,A1 US20020151456A1	FIRST PUBLISHED PATENT APPLICATION

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10054413

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