Synthesis of hexahydrodibenzopyranones

United States of America Patent

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Sep 4, 2012
Grant Date
Mar 4, 2010
app pub date
Aug 28, 2009
filing date
Aug 28, 2008

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Expired

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Abstract

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An improved process is provided for the synthesis of hexahydrodibenzo[b,d]pyran-9-ones, such as nabilone.

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WATSON LABORATORIES INC	311 BONNIE CIRCLE CORONA CA 92880

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C07D:HETEROCYCLIC COMPOUNDS

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Inventor Name	Address	# of filed Patents	Total Citations
Avrutov, Ilya	Thornhill, CA	20	80
Brown, Martyn A	Toronto, CA	1	0
Lazarowych, Natalie	Toronto, CA	7	8
Li, Zemin	Toronto, CA	4	0
Mikaylo, Valeriy	Toronto, CA	1	0
Paramanantham, Subakar	Scarborough, CA	2	0

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Synthesis of hexahydrodibenzopyranones

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United States of America Patent

12549919

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PATENT NO	8258322
APP PUB NO	20100056811A1
SERIAL NO	12549919
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
September 04, 2012	US,8258322,B2 US8258322B2	GRANTED PATENT AS SECOND PUBLICATION
March 04, 2010	US,20100056811,A1 US20100056811A1	FIRST PUBLISHED PATENT APPLICATION

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