Inventor
GRUND CLEMENS
DE36 patents
⚠️ This page may combine multiple inventors who share the name “GRUND CLEMENS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BASF AG
15 patentsUS5306815AApr 26, 1994
Azo dyes with a coupling component of the quinoline series
BASF AG36 citations91
US5608041AMar 4, 1997
Azo dyestuffs containing a diazo component from the aniline series and coupling component from the triazolopyridine series
BASF AG10 citations74
US6086637AJul 11, 2000
Trifluormethylpyridone based indolenine methine dyes
BASF AG6 citations73
US5612465AMar 18, 1997
Phenylazotriazolopyridine dyestuffs
BASF AG6 citations63
US5347032ASep 13, 1994
Preparation of alkyl cyanoacetates
BASF AG6 citations63
US5330543AJul 19, 1994
Thiopheneazo dyes with a coupling component of the diaminopyridine series
BASF AG2 citations63
US5264560ANov 23, 1993
Preparation of quaternized azo dyes
BASF AG2 citations63
US5929245AJul 27, 1999
Naphtholactam dyes
BASF AG4 citations62
US5892046AApr 6, 1999
Methine and azamethine dyes based on trifluoromethylpyridones
BASF AG6 citations62
US5756807AMay 26, 1998
Preparation of alkyl cyanoacetates
BASF AG4 citations62
US5393308AFeb 28, 1995
Mixtures of azo dyes for navy to black shades
BASF AG6 citations62
US5763612AJun 9, 1998
Benzopyran dyes and their intermediates
BASF AG0 citations52
US5739343AApr 14, 1998
Nitro dyes
BASF AG0 citations52
US5554782ASep 10, 1996
Preparation of dicyanobenzenes by ammonoxidation
BASF AG0 citations51
US5342928AAug 30, 1994
Benzisothiazole- and benzothiophene-azo dyes with a coupling component of the aniline series
BASF AG1 citations50
DYSTAR COLOURS DISTRIB GMBH
14 patentsUS11377787B2Jul 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
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
US9023117B2May 5, 2015
Disperse dye mixtures, their preparation and use
DYSTAR COLOURS DISTRIB GMBH0 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