Multistage continuous preparation of cycloaliphatic diisocyanates

United States of America Patent

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Dec 11, 2007
Grant Date
Feb 24, 2005
app pub date
Aug 13, 2004
filing date
Aug 22, 2003

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Expired

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A process for continuous phosgene-free preparation of cycloaliphatic diisocyanates.

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DEGUSSA AG

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C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

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Inventor Name	Address	# of filed Patents	Total Citations
Elm, Rainer	Marl, DE	10	49
Kohlstruk, Stephan	Duelmen, DE	58	507
Kreczinski, Manfred	Herne, DE	24	95
Michalczak, Hans-Werner	Herne, DE	10	130

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Multistage continuous preparation of cycloaliphatic diisocyanates

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United States of America Patent

10917463

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PATENT NO	7307186
APP PUB NO	20050043561A1
SERIAL NO	10917463
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
December 11, 2007	US,7307186,B2 US7307186B2	GRANTED PATENT AS SECOND PUBLICATION
February 24, 2005	US,20050043561,A1 US20050043561A1	FIRST PUBLISHED PATENT APPLICATION

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10917463

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