Guofan XIE

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Wuhan, CN

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Patents Grantslast 30 patents

Information Patent Grant
5,6-dimethyl xanthone-4-acetic acid derivatives and method of prepa...
- Patent number 8,350,065
- Issue date Jan 8, 2013
- Grand Pharma (China) Co., Ltd.
- Wei Li
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
5,6-DIMETHYL XANTHONE-4-ACETIC ACID DERIVATIVES AND METHOD OF PREPA...
- Publication number 20100099754
- Publication date Apr 22, 2010
- Wei LI
- C07 - ORGANIC CHEMISTRY