DYSTAR COLOURS DEUTSCHLAND GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C09B ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; MORDANTS; LAKES 1726
 
  
 
D06P DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS, OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM 137
 
  
 
C07D HETEROCYCLIC COMPOUNDS 3159
 
  
 
C07B GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR 116

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8349029 Fiber-reactive azo dyes and dye mixtures, preparation thereof and use thereofJan 30, 12Jan 08, 13[C09B]
5910624 Disperse dyestuff mixturesAug 27, 97Jun 08, 99[D06P]
5779739 Dye mixtures of fiber-reactive azo dyes and their use for dyeing hydroxy-and/or carboxamido-containing fiber materialMar 28, 96Jul 14, 98[D06P, C09B]
5780602 Dyestuff mixtures of fiber-reactive azo dyestuffs and their use for dyeing fiber material containing hydroxyl and/or carboxamide groupsSep 05, 97Jul 14, 98[C09B, D06P]
5703238 Preparation of pyridine dyesJul 30, 96Dec 30, 97[C07D, C09B]
5637116 Leucoindigo preparatations in granule formFeb 12, 96Jun 10, 97[D06P]
5623060 Dye mixture containing at least four diazo dyes having the same color with a diaminopyridine coupling componentFeb 20, 96Apr 22, 97[C09B, D06P]
5597902 Bi -and polyfunctional reactive dyestuffs, their prepartion and their useApr 27, 93Jan 28, 97[C09B, D06P]
5556435 Mixtures fiber-reactive dyes and use thereof for dyeing fiberMay 02, 95Sep 17, 96[D06P, C09B]
5460631 Bifunctional reactive dyestuff mixtureJun 15, 94Oct 24, 95[C09B, D06P]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0272,462 DYES FOR POLYMER COLORATION, THEIR PREPARATION AND THEIR USEAbandonedJan 17, 12Nov 01, 12[C09B]
8070832 Disperse dyes, their preparation and useExpiredAug 01, 08Dec 06, 11[D06P, C09B]
2011/0173,764 MULTIPLE STEP DYEING TEXTILE WITH CONCENTRATED DYE SYSTEMSAbandonedJul 24, 09Jul 21, 11[D06P, C09B]
2011/0092,621 DYES WITH POLYESTER SIDE CHAIN FOR POLYMER-COLORATION, THEIR PREPARATION AND THEIR USEAbandonedSep 19, 08Apr 21, 11[C09B, C08K]
7682408 Disperse azo dyestuffsExpiredMar 02, 07Mar 23, 10[C08B, C09B]
2010/0016,519 COLORED ORGANOPOLYSILOXANESAbandonedSep 20, 07Jan 21, 10[C08G]
2009/0320,217 MIXTURES OF FIBRE-REACTIVE AZO DYESAbandonedJan 28, 08Dec 31, 09[D06P, C09B]
2009/0209,743 COLOURED ORGANOPOLYSILOXANESAbandonedJun 06, 07Aug 20, 09[C07D, C09B]
2009/0041,938 MIXTURES OF FIBRE REACTIVE DYES PRODUCTION AND USE THEREOFAbandonedJan 19, 07Feb 12, 09[B05D, C09D, C09B]
2008/0314,764 Method for the Electrochemical Decoloration of Indigo-Containing Aqueous DispersionsAbandonedFeb 07, 06Dec 25, 08[C02F]
2008/0280,053 Reactive Dyes Containing Divalent Sulfur in Non-Reactive Side Chain at Trizine NucleusAbandonedNov 15, 05Nov 13, 08[B05D, C09B]
7416591 Disperse dye mixturesExpiredOct 05, 05Aug 26, 08[C09D]
2008/0194,817 Reactive Dyestuffs, Method for the Production Thereof, and Use of the SameAbandonedMar 21, 06Aug 14, 08[C07D]
2007/0271,710 Disperse Dyes for Poly(Lactic Acid) Based FibersAbandonedJun 17, 05Nov 29, 07[D06P]
7132515 Fiber-reactive AZO dyes, preparation thereof and use thereofExpiredApr 15, 03Nov 07, 06[C09B]
7101408 Disperse dye mixturesExpiredApr 29, 04Sep 05, 06[D06P]
7026458 High light fastness reactive red dyesExpiredSep 09, 04Apr 11, 06[C09B]
6946006 Black dye mixtures of fiber-reactive AZO dyes and use thereof for dyeing material containing hydroxy- and/or carboxamido groupsExpiredMay 29, 02Sep 20, 05[C09B, D06P]
6946549 Fibre reactive scarlet azo dyesExpiredMay 04, 02Sep 20, 05[C09B, D06P]
6900294 Reactive azo dyes preparation thereof and use thereofExpiredAug 11, 01May 31, 05[C09B, D06P]

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