Bernd-Peter Walther

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Schwetzingen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Reactive dyes with a heterocyclic anchor
- Patent number 6,197,941
- Issue date Mar 6, 2001
- BASF Aktiengesellschaft
- Andrea Zamponi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Benzene derivatives having a heterocyclic radical
- Patent number 5,886,187
- Issue date Mar 23, 1999
- BASF Aktiengesellschaft
- Helmut Hagen
- C07 - ORGANIC CHEMISTRY