Inventor · disambiguated record
Karl-Josef Herd
Also filed as: HERD KARL J · HERD KARL-JOSEF
58 granted patents·384 citations·filing 1984–1999
98Inventor score
Top patents by PatentIndex Score
58 records- 0193US5410081AProcess for the preparation of amino-substituted thioethersBAYER AG·Filed 1994·Granted Apr 25, 1995·45 cites·11 claims
- 0287US4577015ATriphendioxazine vinyl sulphone dyestuffsBAYER AG·Filed 1985·Granted Mar 18, 1986·22 cites·3 claims
- 0383US4665179ATriphendioxazine dyestuffsBAYER AG·Filed 1986·Granted May 12, 1987·17 cites·8 claims
- 0481US5093484APolazo reactive dyestuffsBAYER AG·Filed 1988·Granted Mar 3, 1992·16 cites·6 claims
- 0580US5436324AReactive dyestuffs containing a difluoropyrimidine radicalBAYER AG·Filed 1992·Granted Jul 25, 1995·14 cites·5 claims
- 0679US5319074ABifunctional reactive dyestuffs containing vinylsulphone or alkylsulphone groups and a 2,4 difluoro pyrimidine groupBAYER AG·Filed 1992·Granted Jun 7, 1994·15 cites·10 claims
- 0776US5434251ASymmetric azo dyestuffsBAYER AG·Filed 1993·Granted Jul 18, 1995·13 cites·5 claims
- 0875US5709717APhthalocyanine reactive dyestuff mixtureBAYER AG·Filed 1996·Granted Jan 20, 1998·15 cites·11 claims
- 0975US5420256A2-amino-4-phenylamino-1,3,5-triazinyl reactive dyestuffs, process for their preparation and their use dye cellulose or polyamidesBAYER AG·Filed 1993·Granted May 30, 1995·13 cites·10 claims
- 1075US5405947ATriazine ring-containing reactive dyestuffs, their preparation and useBAYER AG·Filed 1993·Granted Apr 11, 1995·13 cites·9 claims
- 1175US4638054AAminonaphthol bisazo reactive dyesBAYER AG·Filed 1984·Granted Jan 20, 1987·11 cites·5 claims
- 1274US5163971ADyestuff mixtures of metal phthalocyanine and pyridone azo reactive dyesBAYER AG·Filed 1991·Granted Nov 17, 1992·13 cites·11 claims
- 1373US4988803AFiber reactive azo dyes containing a morpholinyl-, piperazinyl- or piperidnyl- substituted flurotriazinyl radicalBAYER AG·Filed 1990·Granted Jan 29, 1991·13 cites·7 claims
- 1470US5274083APolyfunctional fibre-reactive dyestuffsBAYER AG·Filed 1991·Granted Dec 28, 1993·10 cites·11 claims
- 1569US5538518ADyeing OH- or amido-containing materials with reactive dyestuffs containing a difluoropyrimidine radicalBAYER AG·Filed 1995·Granted Jul 23, 1996·10 cites·6 claims
- 1669US4621138ATriphendioxazine dyestuffsBAYER AG·Filed 1985·Granted Nov 4, 1986·10 cites·7 claims
- 1762US5460631ABifunctional reactive dyestuff mixtureBAYER AG·Filed 1994·Granted Oct 24, 1995·7 cites·11 claims
- 1862US5428141AAzo dyestuffs containing fluorotriazinyl and vinylsulfonylmethyl-type reactive groupsBAYER AG·Filed 1992·Granted Jun 27, 1995·13 cites·8 claims
- 1962US5270454AReactive dyestuffsBAYER AG·Filed 1991·Granted Dec 14, 1993·7 cites·10 claims
- 2060US5340928AReactive dyestuff containing triazinyl and halopyrimidine moietiesBAYER AG·Filed 1992·Granted Aug 23, 1994·6 cites·13 claims
- 2159US5493010ASO2 -containing fiber-reactive azo dyestuffsBAYER AG·Filed 1994·Granted Feb 20, 1996·6 cites·12 claims
- 2258US5278291AHydroxyethylthio hydroxyethylamino-phenyl-azo and -azoxy dyestuffsBAYER AG·Filed 1992·Granted Jan 11, 1994·5 cites·6 claims
- 2358US5097021AReactive dyestuffs where the reactive radical carries a cyclic nitrogen heterocycleBAYER AG·Filed 1991·Granted Mar 17, 1992·5 cites·4 claims
- 2456US5107025AProcess for the preparation of [5-amino-2-(2-hydroxyethylamino)phenyl](2-hydroxyethyl) sulphoneBAYER AG·Filed 1990·Granted Apr 21, 1992·5 cites·2 claims
- 2555US5432266AFiber-reactive monoazo and disazo dyesBAYER AG·Filed 1993·Granted Jul 11, 1995·4 cites·16 claims
- 2655US4929757AProcess for the preparation of 3-aminophenyl 2-hydroxy-ethyl sulphoneBAYER AG·Filed 1988·Granted May 29, 1990·4 cites·5 claims
- 2754US5414131AProcess for preparing [5-amino-2-(2-hydroxyethylamino)-phenyl](2-hydroxyethyl)sulphoneBAYER AG·Filed 1993·Granted May 9, 1995·4 cites·7 claims
- 2852US5780621AAluminum phthalocyanine reactive dyesBAYER AG·Filed 1996·Granted Jul 14, 1998·6 cites·14 claims
- 2951US5554731AProcess for the preparation of aminoazo dyesBAYER AG·Filed 1994·Granted Sep 10, 1996·3 cites·2 claims
- 3051US4659827AProcess for producing 2,4,5,6-tetrachloropyrimidine by way of 5,6-dichloro-2,4-dihydroxypyrimidine which was produced from the corresponding 5,6-dichloro-2,4-di(trihalomethyl)-pyrimidine and a process for producing 2,4-dihydroxypyrimidine derivativesBAYER AG·Filed 1985·Granted Apr 21, 1987·3 cites·6 claims
- 3150US5401277AReactive dyestuffsBAYER AG·Filed 1994·Granted Mar 28, 1995·3 cites·9 claims
- 3248US5166325APolyazo reactive dyestuffs containing the 4-fluoro-5-chloropyrimidin-6-yl fiber reactive radical and the use thereof to dye or print hydroxyl-or amino-containing materialBAYER AG·Filed 1991·Granted Nov 24, 1992·3 cites·7 claims
- 3347US5378817AReactive dyestuffs for dyeing and printing materials containing OH groups or amide groupsBAYER AG·Filed 1993·Granted Jan 3, 1995·3 cites·11 claims
- 3447US5093481AFiber reactive azo dyestuffsBAYER AG·Filed 1988·Granted Mar 3, 1992·3 cites·4 claims
- 3546US5412078AReactive pyridone-containing dyestuffs, their preparation and their useBAYER AG·Filed 1993·Granted May 2, 1995·3 cites·4 claims
- 3646US5041629ABeta-phenoxyethylamines and their use for the preparation of dyestuffsBAYER AG·Filed 1989·Granted Aug 20, 1991·2 cites·2 claims
- 3745US6124441AMonoaso compounds containing a fluoro-triazinyl group linked with a fiber-reactive group of the vinyl sulfone series via an ethyl-n-methyly-amino group, suitable as dyestuffsDYSTAR TEXTILFARBEN GMBH & CO·Filed 1999·Granted Sep 26, 2000·3 cites·15 claims
- 3845US5095102A6-substituted sulphonyl-8-sulpho-2-naphthyl monoazo reactive dyestuffsBAYER AG·Filed 1990·Granted Mar 10, 1992·3 cites·2 claims
- 3944US5663442AProcess for the preparation of sulphonesBAYER AG·Filed 1995·Granted Sep 2, 1997·2 cites·3 claims
- 4043US5856472AReactive aluminum phthalocyanine dyestuffs, processes for their preparation and their useDYSTAR TEXTILFARBEN GMBH & CO·Filed 1997·Granted Jan 5, 1999·3 cites·14 claims
- 4143US5686642ACompounds useful for the preparation of bi-and polyfunctional reactive dyestuffsBAYER AG·Filed 1996·Granted Nov 11, 1997·2 cites·2 claims
- 4243US5342927AReactive dyestuffs for the dyeing and printing of hydroxyl-or amino-containing materialsBAYER AG·Filed 1992·Granted Aug 30, 1994·7 cites·9 claims
- 4343US5126481Aβ-phenoxyethylamines and their use for the preparation of dyestuffsBAYER AG·Filed 1991·Granted Jun 30, 1992·2 cites·3 claims
- 4442US6025478AReactive dyestuffs containing monohalogenotriazine and vinylsulfone groups, their preparation and useBAYER AG·Filed 1998·Granted Feb 15, 2000·4 cites·14 claims
- 4542US5944854AProcess for the preparation of triphendioxazine dyestuffs amidated on both sides, and novel triphendioxazine dyestuffsDYSTAR TEXTILFARBEN GMBH & CO·Filed 1997·Granted Aug 31, 1999·2 cites·11 claims
- 4642US5091515AProcess for the preparation of substituted 2,4-diamino-6-fluoro-s-triazinesBAYER AG·Filed 1990·Granted Feb 25, 1992·2 cites·5 claims
- 4742US4978746AReactive naphthyl aza pyridone dyestuffsBAYER AG·Filed 1989·Granted Dec 18, 1990·2 cites·12 claims
- 4840US5696258AProcess for the preparation of triphendioxazine dyestuffs amidated on both sidesDYSTAR TEXTILFARBEN GMBH·Filed 1996·Granted Dec 9, 1997·2 cites·7 claims
- 4940US5591834AReactive dyestuffs having reactive fluorine-containing pyrimidyl radicalsBAYER AG·Filed 1994·Granted Jan 7, 1997·2 cites·5 claims
- 5037US5241056AReactive monoazo dyestuffs which contain alkylbenzene and chlorofluoro pyrimidine substituentsBAYER AG·Filed 1992·Granted Aug 31, 1993·1 cites·6 claims
Showing the top 50 of 58 patent records by PatentIndex Score.
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