Georg Hardenbicker

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Wipperfurth, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of preparing 4,5,6-trichloro-and 2,4,5,6-tetrachloropyrimidine
- Patent number 6,369,259
- Issue date Apr 9, 2002
- Bayer Aktiengesellschaft
- Guido Steffan
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of preparing 4,5,6-trichloro- and 2,4,5,6-tetrachloropyrimidine
- Patent number 6,162,917
- Issue date Dec 19, 2000
- Bayer Aktiengesellschaft
- Guido Steffan
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing nucleus-halogenated benzoyl chlorides
- Patent number 5,840,975
- Issue date Nov 24, 1998
- Bayer Aktiengesellschaft
- Reinhold Gehring
- C07 - ORGANIC CHEMISTRY