Frank-Hardi Wartenberg

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Darmstadt, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing benzo annelated heterocycles
- Patent number 6,723,848
- Issue date Apr 20, 2004
- Merck Patent Gesellschaft mit beschrankter Haftung
- Frank-Hardi Wartenberg
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of purifying thiamine phosphates
- Patent number 6,596,865
- Issue date Jul 22, 2003
- Merck Patent GmbH
- Holger Krummradt
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Method for producing benzo annelated heterocycles
- Publication number 20030078422
- Publication date Apr 24, 2003
- Frank-Hardi Wartenberg
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for the production of nitroethionate
- Publication number 20030023095
- Publication date Jan 30, 2003
- Frank-Hardi Wartenberg
- C07 - ORGANIC CHEMISTRY