Ernst Heinrich

Person

Frankfurt am Main, DT

People

Patents Grantslast 30 patents

Information Patent Grant
Azo dyestuffs containing an .alpha.-phenylamino isobutyric acid alk...
- Patent number 4,087,420
- Issue date May 2, 1978
- Cassella Farbwerke Mainkur Aktiengesellschaft
- Ernst Heinrich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Dyeing of polyester fabric with disazo dye
- Patent number 4,069,012
- Issue date Jan 17, 1978
- Cassella Farbwerke Mainkur Aktiengesellschaft
- Ernst Heinrich
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
2,4,6-Trisubstituted-3-pyridine carboxamides
- Patent number 4,061,642
- Issue date Dec 6, 1977
- Cassella Farbwerke Mainkur AG
- Erwin Fleckenstein
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Water-insoluble monoazo 3-cyano-4-methyl-6-hydroxy-2-pyridine dyest...
- Patent number 4,058,518
- Issue date Nov 15, 1977
- Cassella Farbwerke Mainkur Aktiengesellschaft
- Ernst Heinrich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water-insoluble azo dyestuffs
- Patent number 4,035,143
- Issue date Jul 12, 1977
- Cassella Farbwerke Mainkur Aktiengesellschaft
- Ernst Heinrich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
2-Nitro-4-aliphaticoxy-phenyl-azo-2,6-dihydroxy-3-cyano-4-methylpyr...
- Patent number 4,006,129
- Issue date Feb 1, 1977
- Cassella Farbwerke Mainkur Aktiengesellschaft
- Ernst Heinrich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water-insoluble monoazo dyestuffs
- Patent number 4,002,425
- Issue date Jan 11, 1977
- Cassella Farbwerke Mainkur Aktiengesellschaft
- Ernst Heinrich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
4-Nitro,2-alkylbenzene azo-3-cyano-4-methyl-6-hydroxy-2-pyridone dy...
- Patent number 3,993,441
- Issue date Nov 23, 1976
- Cassella Farbwerke Mainkur Aktiengesellschaft
- Ernst Heinrich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water-insoluble monoazo dyestuffs
- Patent number 3,984,199
- Issue date Oct 5, 1976
- Cassella Farbwerke Mainkur Aktiengesellschaft
- Ernst Heinrich
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Certain 6-amino-4-hydrocarbyl-nicotinamides
- Patent number 3,980,659
- Issue date Sep 14, 1976
- Cassella Farbwerke Mainkur Aktiengesellschaft
- Erwin Fleckenstein
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bisazo dyestuffs of the 2,6-diaminopyridine series
- Patent number 3,960,480
- Issue date Jun 1, 1976
- Cassella Farbwerke Mainkur Aktiengesellschaft
- Ernst Heinrich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Bisazo dyestuffs of the 2,6-diaminopyridine
- Patent number 3,959,250
- Issue date May 25, 1976
- Cassella Farbwerke Mainkur Aktiengesellschaft
- Ernst Heinrich
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water-insoluble monoazo pyridine dyes
- Patent number 3,957,749
- Issue date May 18, 1976
- Cassella Farbwerke Mainkur Aktiengesellschaft
- Hanswilli von Brachel
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Substituted pyridine compounds
- Patent number 3,956,294
- Issue date May 11, 1976
- Cassella Farbwerke Mainkur Aktiengesellschaft
- Erwin Eleckenstein
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dyeing synthetic materials with a dodecyl benzoicacid ester-azo-(3-...
- Patent number 3,954,396
- Issue date May 4, 1976
- Cassella Farbwerke Mainkur Aktiengesellschaft
- Joachim Ribka
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
2,6-Hydrazino-3-pyridine carboxyamides
- Patent number 3,954,782
- Issue date May 4, 1976
- Cassella Farbwerke Mainkur Aktiengesellschaft
- Erwin Fleckenstein
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Certain 2-amino-nicotinonitrile derivatives
- Patent number 3,947,463
- Issue date Mar 30, 1976
- Cassella Farbwerke Mainkur AG
- Erwin Fleckenstein
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-Hydrocarbyloxy-pyridine compounds
- Patent number 3,946,024
- Issue date Mar 23, 1976
- Cassella Farbwerke Mainkur AG
- Erwin Fleckenstein
- C07 - ORGANIC CHEMISTRY

Ernst Heinrich

Person

Patents Grantslast 30 patents

Azo dyestuffs containing an .alpha.-phenylamino isobutyric acid alk...

Dyeing of polyester fabric with disazo dye

2,4,6-Trisubstituted-3-pyridine carboxamides

Water-insoluble monoazo 3-cyano-4-methyl-6-hydroxy-2-pyridine dyest...

Water-insoluble azo dyestuffs

2-Nitro-4-aliphaticoxy-phenyl-azo-2,6-dihydroxy-3-cyano-4-methylpyr...

Water-insoluble monoazo dyestuffs

4-Nitro,2-alkylbenzene azo-3-cyano-4-methyl-6-hydroxy-2-pyridone dy...

Water-insoluble monoazo dyestuffs

Certain 6-amino-4-hydrocarbyl-nicotinamides

Bisazo dyestuffs of the 2,6-diaminopyridine series

Bisazo dyestuffs of the 2,6-diaminopyridine

Water-insoluble monoazo pyridine dyes

Substituted pyridine compounds

Dyeing synthetic materials with a dodecyl benzoicacid ester-azo-(3-...

2,6-Hydrazino-3-pyridine carboxyamides

Certain 2-amino-nicotinonitrile derivatives

2-Hydrocarbyloxy-pyridine compounds