Process for the production of phosphorous compounds

United States of America Patent

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Sep 7, 2010
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Mar 26, 2009
app pub date
Jan 26, 2007
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Jan 26, 2006

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Expired

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Abstract

The invention is directed to a process for the production of certain phosphorous, namely urea, thio-urea and sulphonamide phosphorous compounds. The present invention provides a process for the production of phosphorous compounds which process allows an easy and effective separation of the reaction products from impurities by applying a solid alkaline ion-exchange resin.

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Patent Owner	Address
UNIVERSITEIT VAN AMSTERDAM	1012 WX AMSTERDAM
BASF NEDERLAND B V	GRONINGENSINGEL 1 EA AMHEM 6835

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C07F:ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CO....

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Inventor Name	Address	# of filed Patents	Total Citations
Reek, Joost Nicolaas Hendrik	Amersfoort, NL	5	17
Sandee, Albertus Jacobus	Utrecht, NL	5	15
Van, Der Burg Alida Maria	Castricum, NL	1	0

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Process for the production of phosphorous compounds

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United States of America Patent

12162166

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PATENT NO	7790923
APP PUB NO	20090082595A1
SERIAL NO	12162166
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
September 07, 2010	US,7790923,B2 US7790923B2	GRANTED PATENT AS SECOND PUBLICATION
March 26, 2009	US,20090082595,A1 US20090082595A1	FIRST PUBLISHED PATENT APPLICATION

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12162166

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