Margret Leven

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Kelkheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Arylmethylazoles and their salts, agents which contain these compou...
- Patent number 5,100,890
- Issue date Mar 31, 1992
- Hoechst Aktiengesellschaft
- Herbert Siegel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Arylmethylazole preparation processes
- Patent number 5,023,357
- Issue date Jun 11, 1991
- Hoechst Aktiengesellschaft
- Herbert Siegel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Arylmethylazoles and their salts, processes for their preparation,...
- Patent number 4,876,354
- Issue date Oct 24, 1989
- Hoechst Aktiengesellschaft
- Herbert Siegel
- C07 - ORGANIC CHEMISTRY