Johannes Dehnert

Person

Ludwigshafen, DT

People

Patents Grantslast 30 patents

Information Patent Grant
Certain substituted 2,6-diamino-4-methyl-nicotinitriles the corresp...
- Patent number RE29640
- Issue date May 23, 1978
- BASF Aktiengesellschaft
- Gunther Lamm
- 260 - Chemistry of carbon compounds
Information Patent Grant
Azo dyes having 2,6-diaminopyridine derivatives as coupling components
- Patent number 4,042,578
- Issue date Aug 16, 1977
- Badische Anilin- & Soda-Fabrik Aktiengesellschaft
- Johannes Dehnert
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Azo dye with a 2,6-diamino-5-cyano-or-5-carbamoyl-pyridine coupling...
- Patent number 4,016,152
- Issue date Apr 5, 1977
- BASF Aktiengesellschaft
- Johannes Dehnert
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Azo dye with a 3-cyano- or 3-carbamoyl-4-methyl-2,6-diamino-pyridin...
- Patent number 3,998,802
- Issue date Dec 21, 1976
- BASF Aktiengesellschaft
- Johannes Dehnert
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfur containing dyes of the quinonaphthalone series
- Patent number 3,981,873
- Issue date Sep 21, 1976
- BASF Aktiengesellschaft
- Johannes Dehnert
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water-soluble azo dyes having a substituted 2-hydroxypyridone (6) c...
- Patent number 3,979,378
- Issue date Sep 7, 1976
- Badische Anilin- & Soda-Fabrik Aktiengesellschaft
- Gerhard Gnad
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dyes for thermoplastics
- Patent number 3,974,123
- Issue date Aug 10, 1976
- BASF Aktiengesellschaft
- Johannes Dehnert
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Disperse azo dyes of the 2,6-diaminopyridine series
- Patent number 3,950,321
- Issue date Apr 13, 1976
- BASF Aktiengesellschaft
- Johannes Dehnert
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Johannes Dehnert

Person

Patents Grantslast 30 patents

Certain substituted 2,6-diamino-4-methyl-nicotinitriles the corresp...

Azo dyes having 2,6-diaminopyridine derivatives as coupling components

Azo dye with a 2,6-diamino-5-cyano-or-5-carbamoyl-pyridine coupling...

Azo dye with a 3-cyano- or 3-carbamoyl-4-methyl-2,6-diamino-pyridin...

Sulfur containing dyes of the quinonaphthalone series

Water-soluble azo dyes having a substituted 2-hydroxypyridone (6) c...

Dyes for thermoplastics

Disperse azo dyes of the 2,6-diaminopyridine series