Method for producing thioctic acid

United States of America Patent

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Apr 24, 2007
Grant Date
May 19, 2005
app pub date
Jan 7, 2003
filing date
Jan 16, 2002

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Expired

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Abstract

The invention relates to a method for producing pure racemic, R- or S-thioctic acid or mixtures thereof by reacting 6,8-disubstituted octanoic acid or their salts or esters with sulfides, sulfur or sulfites.

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MEDA PHARMA GMBH & CO KG	61352 BAD HOMBURG

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C07D:HETEROCYCLIC COMPOUNDS

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Inventor Name	Address	# of filed Patents	Total Citations
Laban, Gunter	Dresden-Langebruck, DE	12	18
Meisel, Peter	Dresden, DE	5	34
Muller, Gilbert	Offenbach, DE	3	9

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Method for producing thioctic acid

Number of patents in Portfolio can not be more than 2000

United States of America Patent

10501729

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PATENT NO	7208609
APP PUB NO	20050107620A1
SERIAL NO	10501729
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
April 24, 2007	US,7208609,B2 US7208609B2	GRANTED PATENT AS SECOND PUBLICATION
May 19, 2005	US,20050107620,A1 US20050107620A1	FIRST PUBLISHED PATENT APPLICATION

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10501729

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