Oskar Ehrmann

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Mannheim-Neuhermsheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Resolution of racemic verapamil
- Patent number 5,457,224
- Issue date Oct 10, 1995
- Knoll Aktiengesellschaft
- Oskar Ehrmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Phenylacetonitriles which are substituted by basic groups, their pr...
- Patent number 4,968,717
- Issue date Nov 6, 1990
- BASF Aktiengesellschaft
- Liliane Unger
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
.OMEGA.-Cyano-1, .OMEGA.-diphenyl-azaalkane derivatives, their prep...
- Patent number 4,438,131
- Issue date Mar 20, 1984
- BASF Aktiengesellschaft
- Oskar Ehrmann
- C07 - ORGANIC CHEMISTRY