1:2 chromium complex dyes

United States of America Patent

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Aug 16, 2005
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Oct 14, 2004
app pub date
Sep 26, 2002
filing date
Sep 27, 2001

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Abstract

The present invention relates to novel 1:2 chromium complex dyes, processes for their preparation and their use for dyeing or printing fiber materials containing hydroxyl groups or containing nitrogen. The present invention relates to a 1:2 chromium complex dye of formula (I): ##STR1##

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ARCHROMA IP GMBH	NEUHOFSTRASSE 11 REINACH CH-4153

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Inventor Name	Address	# of filed Patents	Total Citations
Nusser, Rainer	Neuenburg, DE	26	78
Pedrazzi, Reinhard	Allschwil, CH	31	265
Schoefberger, Georg	Basel, CH	7	27

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1:2 chromium complex dyes

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United States of America Patent

10490688

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PATENT NO	6930178
APP PUB NO	20040204572A1
SERIAL NO	10490688
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
August 16, 2005	US,6930178,B2 US6930178B2	GRANTED PATENT AS SECOND PUBLICATION
October 14, 2004	US,20040204572,A1 US20040204572A1	FIRST PUBLISHED PATENT APPLICATION

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10490688

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