Process for the preparation of vitamin E

United States of America Patent

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Sep 14, 2004
Grant Date
Aug 14, 2003
app pub date
Dec 19, 2002
filing date
Sep 18, 1998

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Expired

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Abstract

The invention concerns a novel method for preparing vitamin E. More particularly, it concerns a novel method for the condensation of trimethylhydroquinone and isophytol.

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Patent Owner(s)

ADISSEO FRANCE S.A.S.

International Classification(s)

C07D:HETEROCYCLIC COMPOUNDS

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[Patents Count]

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Inventor Name	Address	# of filed Patents	Total Citations
Dhainaut, Jildaz	Lyons, FR	5	7
Durand, Thierry	Ecully, FR	14	23

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Process for the preparation of vitamin E

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United States of America Patent

10323273

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PATENT NO	6790967
APP PUB NO	20030153772A1
SERIAL NO	10323273
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
September 14, 2004	US,6790967,B2 US6790967B2	GRANTED PATENT AS SECOND PUBLICATION
August 14, 2003	US,20030153772,A1 US20030153772A1	FIRST PUBLISHED PATENT APPLICATION

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10323273

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