Curt Zimmermann

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing monocarbonyl compounds or biscarbonyl compound...
- Patent number 7,169,950
- Issue date Jan 30, 2007
- DSM Fine Chemicals Austria Nfg GmbH & Co KG
- Alexander Sajtos
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for the production of 2-coumarone and substituted 2-coumarones
- Patent number 6,858,743
- Issue date Feb 22, 2005
- DSM Fine Chemicals Austria NFG GmbH & Co, KG
- Michael Stanek
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Method for the production of 2-coumarone and substituted 2-coumarones
- Publication number 20030171601
- Publication date Sep 11, 2003
- Michael Stanek
- C07 - ORGANIC CHEMISTRY