P

Inventor

HOPPE MANFRED

DE50 patents
⚠️ This page may combine multiple inventors who share the name “HOPPE MANFRED”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BAYER AG

21 patents
US5460631AOct 24, 1995

Bifunctional reactive dyestuff mixture

BAYER AG7 citations73
US5428141AJun 27, 1995

Azo dyestuffs containing fluorotriazinyl and vinylsulfonylmethyl-type reactive groups

BAYER AG13 citations73
US5405947AApr 11, 1995

Triazine ring-containing reactive dyestuffs, their preparation and use

BAYER AG13 citations73
US5270454ADec 14, 1993

Reactive dyestuffs

BAYER AG7 citations73
US5541300AJul 30, 1996

Azo dyestuffs carrying sulphonylated amino-halo-triazinyl reactive site plus second different site

BAYER AG9 citations72
US5356444AOct 18, 1994

Phthalocyanine reactive dyestuff mixture

BAYER AG15 citations72
US5597902AJan 28, 1997

Bi -and polyfunctional reactive dyestuffs, their prepartion and their use

BAYER AG11 citations70
US5160348ANov 3, 1992

Mixtures of blue azo disperse dyestuffs

BAYER AG11 citations67
US5340928AAug 23, 1994

Reactive dyestuff containing triazinyl and halopyrimidine moieties

BAYER AG6 citations62
US5095102AMar 10, 1992

6-substituted sulphonyl-8-sulpho-2-naphthyl monoazo reactive dyestuffs

BAYER AG3 citations62
US5686642ANov 11, 1997

Compounds useful for the preparation of bi-and polyfunctional reactive dyestuffs

BAYER AG2 citations61
US5493010AFeb 20, 1996

SO2 -containing fiber-reactive azo dyestuffs

BAYER AG6 citations61
US5440039AAug 8, 1995

Process for the continuous reaction of cyanuric fluoride with amines and a reactor for carrying out this process

BAYER AG2 citations60
US5278293AJan 11, 1994

Azo dyestuffs and intermediate products for their preparation

BAYER AG2 citations59
US5420255AMay 30, 1995

Process for the continuous reaction of halogenopyrimidines with amines

BAYER AG5 citations58
US5241056AAug 31, 1993

Reactive monoazo dyestuffs which contain alkylbenzene and chlorofluoro pyrimidine substituents

BAYER AG1 citations52
US5132410AJul 21, 1992

Azo reactive dyestuffs containing a fluorotriazinyl group

BAYER AG0 citations52
US5102994AApr 7, 1992

Disperse azo dyestuffs containing a thiocyonate group

BAYER AG0 citations52
US5028701AJul 2, 1991

Monazo compounds containing a 1-phenyl-2-pyrazoline coupling component

BAYER AG1 citations52
US5176718AJan 5, 1993

Reactive dyestuff preparations containing pyridine derivatives

BAYER AG0 citations51
US5239063AAug 24, 1993

Fibre reactive azo dyestuffs

BAYER AG0 citations41

DYSTAR COLOURS DISTRIB GMBH

14 patents
US11377787B2Jul 5, 2022

Basic dye mixtures for aramid fibres

DYSTAR COLOURS DISTRIB GMBH0 citations58
US10227491B2Mar 12, 2019

Fluorescent reactive dyes, process for the production thereof and their use

DYSTAR COLOURS DISTRIB GMBH1 citations56
US10301474B2May 28, 2019

High wet fast disperse dyes and mixtures thereof

DYSTAR COLOURS DISTRIB GMBH0 citations51
USRE46018EMay 31, 2016

Disperse azo dye mixtures

DYSTAR COLOURS DISTRIB GMBH1 citations51
US11560480B2Jan 24, 2023

High wet fast disperse dye mixtures of N-[4-(5-fluoro-2,4-dinitro-phenylazo)-phenyl]-amine derivatives and N-[4-(4-nitro-phenylazo)-phenyl]-amine derivatives

DYSTAR COLOURS DISTRIB GMBH0 citations48
US11479672B2Oct 25, 2022

High wet fast disperse dye mixtures of N-[4-(5-thiocyanato-2,4-dinitro-phenylazo)-phenyl]-amine derivatives and N-[4-(4-nitro-phenylazo)-phenyl]-amine derivatives

DYSTAR COLOURS DISTRIB GMBH0 citations48
US10301475B2May 28, 2019

Heavy metal free, blue and navy fibre-reactive dye mixtures

DYSTAR COLOURS DISTRIB GMBH0 citations48
US9534118B2Jan 3, 2017

High wet fast disperse dye mixtures

DYSTAR COLOURS DISTRIB GMBH0 citations48
US9493657B2Nov 15, 2016

AOX-free navy and black disperse dyes

DYSTAR COLOURS DISTRIB GMBH0 citations48
US10450463B2Oct 22, 2019

Mixtures of fibre-reactive dyes

DYSTAR COLOURS DISTRIB GMBH0 citations47
US10138596B2Nov 27, 2018

Mixtures of fiber-reactive azo dyes, their preparation and their use

DYSTAR COLOURS DISTRIB GMBH1 citations47
US10611916B2Apr 7, 2020

High wet fast brilliant blue disperse dye mixtures

DYSTAR COLOURS DISTRIB GMBH0 citations45
US10190255B2Jan 29, 2019

Mixtures of fiber-reactive azo dyes, their preparation and their use

DYSTAR COLOURS DISTRIB GMBH0 citations36
US10800923B2Oct 13, 2020

High wet fast disperse dye mixtures

DYSTAR COLOURS DISTRIB GMBH0 citations35

INVENTA AG

11 patents

DYSTAR TEXTILFARBEN GMBH & CO

2 patents

RUHRGAS AG

1 patent

DYSTAR TEXTIFARBEN GMBH & CO

1 patent