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CASSELLA AG

DE40 patents

Top patents by PatentIndex Score

US5011892AApr 30, 1991

2,4-dioxoimidazolidine compounds and compositions, and processes for administering same

CASSELLA AG53 citations92

US5389614AFeb 14, 1995

Hydantoin derivatives

CASSELLA AG35 citations92

US5244476ASep 14, 1993

Benzophenone ether esters, processes for their preparation, and their use for improving the light stability of polyester dyeings

CASSELLA AG30 citations92

US5383961AJan 24, 1995

Water-soluble sulphur dyes, their preparation and use

CASSELLA AG52 citations91

US5041496AAug 20, 1991

Hydrophilic, swellable graft copolymers, their preparation and use

CASSELLA AG40 citations91

US4216314AAug 5, 1980

N-Aryloxypropyl-N'-dioxopyrimidyl-α,ω-alkylenediamines

CASSELLA AG37 citations90

US4185017AJan 22, 1980

N-substituted ε-caprolactams

CASSELLA AG27 citations80

US4192947AMar 11, 1980

Process for the production of aminophenylaminobenzimidazoles

CASSELLA AG11 citations74

US4265629AMay 5, 1981

Process for the production of resist effects on polyester/cellulose mixed fiber textiles

CASSELLA AG14 citations73

US5274048ADec 28, 1993

Use of glycidyl phosphonates as crosslinkers in the preparation of hydrogels

CASSELLA AG11 citations72

US4304569ADec 8, 1981

Formulation for brightening synthetic fibers and its preparation and use

CASSELLA AG10 citations72

US4250282AFeb 10, 1981

Melamine resin, process for its manufacture and its use for the manufacture of coated wood-based materials and laminates

CASSELLA AG8 citations71

US4250296AFeb 10, 1981

Levelling agent and process for the even dyeing of materials made of synthetic fibers

CASSELLA AG13 citations69

US5424479AJun 13, 1995

Process for the preparation of aromatic methyl methoxycarboxylates

CASSELLA AG3 citations63

US5414128AMay 9, 1995

Process for the preparation of N-substituted nitro-p-phenylenediamines

CASSELLA AG4 citations63

US5389655AFeb 14, 1995

Phenylfuroxans

CASSELLA AG5 citations63

US5382585AJan 17, 1995

Pyrimidofuroxans, their preparation and their use

CASSELLA AG2 citations63

US5279621AJan 18, 1994

High temperature dyeing of polyester and polyester-containing textile materials under alkaline conditions

CASSELLA AG2 citations63

US5230711AJul 27, 1993

Dyeing of cellulose with soluble sulphur dyes without reducing agent

CASSELLA AG6 citations63

US4204056AMay 20, 1980

Process and intermediates for preparing fiber-reactive phthalocyanine dyes

CASSELLA AG3 citations63

US5428138AJun 27, 1995

Red 2,6-dicyanophenylazo dyes and the preparation and use thereof

CASSELLA AG2 citations62

US4918221AApr 17, 1990

Process for preparing 2,5-dichlorophenylthioglycollic acid

CASSELLA AG2 citations62

US4190723AFeb 26, 1980

Substituted pyridines and process for making them

CASSELLA AG4 citations62

US5374302ADec 20, 1994

Water-insoluble sulphur dyes, their preparation and use

CASSELLA AG5 citations61

US4305939ADec 15, 1981

3-Aminosydnonimines, their preparation and use

CASSELLA AG1 citations61

US5488123AJan 30, 1996

Polycondensates containing polysiloxane groups

CASSELLA AG3 citations60

US4218219AAug 19, 1980

Condensation product from phenothiazine and p-nitrosophenol, process for the production of the condensation product, process for the production of sulfur dyestuffs using the condensation product and the sulfur dyestuffs prepared therewith

CASSELLA AG2 citations57

US4220784ASep 2, 1980

Substituted pyridines and process for making them

CASSELLA AG0 citations52

US5037962AAug 6, 1991

β-modification of 1-(2,4-dinitro-6-chloro-phenylazo)-2-propionylamino-4-N-ethylamino-5-(2-methoxy-ethoxy)benzene, its preparation and its use

CASSELLA AG0 citations51

US5368637ANov 29, 1994

Water-insoluble sulphur dyes, their preparation and use

CASSELLA AG1 citations50

US5169404ADec 8, 1992

Monoazo dyestuffs for the sublimation transfer process

CASSELLA AG0 citations48

US5328978AJul 12, 1994

Triazine/formaldehyde resin

CASSELLA AG1 citations45

US5399569AMar 21, 1995

Salts of 3-(cis-2,6-dimethylpiperidino) sydnone imine

CASSELLA AG0 citations44

US5347019ASep 13, 1994

Process for the preparation of 4-(2-aminophenylthio)naphthalic anhydride derivatives

CASSELLA AG1 citations43

US4191686AMar 4, 1980

Process for preparing fiber-reactive phthalocyanine azo dyes

CASSELLA AG0 citations42

US5244471ASep 14, 1993

High temperature dyeing of polyester and polyester-containing textile materials in alkaline medium

CASSELLA AG1 citations41

CASSELLA AG

Top patents by PatentIndex Score

Hydrophilic swellable graft copolymers, their preparation and use

Process for modifying hydrophilic polymers

Phenylimidazolidine derivatives and their use

Process for the preparation of methyl 5-bromo-6-methoxy-1-naphthoate

2,4-dioxoimidazolidine compounds and compositions, and processes for administering same

Hydantoin derivatives

Benzophenone ether esters, processes for their preparation, and their use for improving the light stability of polyester dyeings

Water-soluble sulphur dyes, their preparation and use

Hydrophilic, swellable graft copolymers, their preparation and use

N-Aryloxypropyl-N&#39;-dioxopyrimidyl-α,ω-alkylenediamines

N-substituted ε-caprolactams

Process for the production of aminophenylaminobenzimidazoles

Process for the production of resist effects on polyester/cellulose mixed fiber textiles

Use of glycidyl phosphonates as crosslinkers in the preparation of hydrogels

Formulation for brightening synthetic fibers and its preparation and use

Melamine resin, process for its manufacture and its use for the manufacture of coated wood-based materials and laminates

Levelling agent and process for the even dyeing of materials made of synthetic fibers

Process for the preparation of aromatic methyl methoxycarboxylates

Process for the preparation of N-substituted nitro-p-phenylenediamines

Phenylfuroxans

Pyrimidofuroxans, their preparation and their use

High temperature dyeing of polyester and polyester-containing textile materials under alkaline conditions

Dyeing of cellulose with soluble sulphur dyes without reducing agent

Process and intermediates for preparing fiber-reactive phthalocyanine dyes

Red 2,6-dicyanophenylazo dyes and the preparation and use thereof

Process for preparing 2,5-dichlorophenylthioglycollic acid

Substituted pyridines and process for making them

Water-insoluble sulphur dyes, their preparation and use

3-Aminosydnonimines, their preparation and use

Polycondensates containing polysiloxane groups

Condensation product from phenothiazine and p-nitrosophenol, process for the production of the condensation product, process for the production of sulfur dyestuffs using the condensation product and the sulfur dyestuffs prepared therewith

Substituted pyridines and process for making them

β-modification of 1-(2,4-dinitro-6-chloro-phenylazo)-2-propionylamino-4-N-ethylamino-5-(2-methoxy-ethoxy)benzene, its preparation and its use

Water-insoluble sulphur dyes, their preparation and use

Monoazo dyestuffs for the sublimation transfer process

Triazine/formaldehyde resin

Salts of 3-(cis-2,6-dimethylpiperidino) sydnone imine

Process for the preparation of 4-(2-aminophenylthio)naphthalic anhydride derivatives

Process for preparing fiber-reactive phthalocyanine azo dyes

High temperature dyeing of polyester and polyester-containing textile materials in alkaline medium

N-Aryloxypropyl-N'-dioxopyrimidyl-α,ω-alkylenediamines