Hans Wilhelm Liechti

Person

Oberwil, CH

People

Patents Grantslast 30 patents

Information Patent Grant
Azo dyes and the production and use thereof
- Patent number 4,327,018
- Issue date Apr 27, 1982
- Ciba-Geigy Corporation
- Hans W. Liechti
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Continuous dyeing or printing process
- Patent number 4,155,708
- Issue date May 22, 1979
- Ciba-Geigy AG
- Hans-Peter Weber
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Transiently water-soluble disperse mono-azo dyes containing a diami...
- Patent number 4,083,847
- Issue date Apr 11, 1978
- Ciba-Geigy Corporation
- Stefan Koller
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Disperse phenylazophenylazobarbituric acid dyestuffs
- Patent number 4,062,836
- Issue date Dec 13, 1977
- Ciba-Geigy Corporation
- Hans Wilhelm Liechti
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Exhaust process for the dyeing of synthetic organic textile materia...
- Patent number 4,018,558
- Issue date Apr 19, 1977
- Ciba-Geigy Corporation
- Hans Wilhelm Liechti
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Process for the dyeing of synthetic textile material
- Patent number 4,015,934
- Issue date Apr 5, 1977
- Ciba-Geigy Corporation
- Hans Wilhelm Liechti
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Exhaust process for the dyeing of synthetic organic textile materia...
- Patent number 4,013,408
- Issue date Mar 22, 1977
- Ciba-Geigy Corporation
- Hans Wilhelm Liechti
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Exhaust process for the dyeing of synthetic organic textile material
- Patent number 3,972,676
- Issue date Aug 3, 1976
- Ciba-Geigy Corporation
- Hans Wilhelm Liechti
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Fluoro triazine containing water insoluble azo dyestuff
- Patent number 3,945,989
- Issue date Mar 23, 1976
- Ciba-Geigy AG
- Hans-Jorg Angliker
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Heterocyclic azo compounds containing a quaternated hydrazide group
- Patent number 3,945,991
- Issue date Mar 23, 1976
- Ciba-Geigy AG
- Visvanathan Ramanathan
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Hans Wilhelm Liechti

Person

Patents Grantslast 30 patents

Azo dyes and the production and use thereof

Continuous dyeing or printing process

Transiently water-soluble disperse mono-azo dyes containing a diami...

Disperse phenylazophenylazobarbituric acid dyestuffs

Exhaust process for the dyeing of synthetic organic textile materia...

Process for the dyeing of synthetic textile material

Exhaust process for the dyeing of synthetic organic textile materia...

Exhaust process for the dyeing of synthetic organic textile material

Fluoro triazine containing water insoluble azo dyestuff

Heterocyclic azo compounds containing a quaternated hydrazide group