Hu Feng

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Tetrahydro-imidazo[1,5-α] pyrazine derivatives, preparation process...
- Patent number 8,513,411
- Issue date Aug 20, 2013
- Jiangsu Hengrui Medicine Co., Ltd.
- Peng Cho Tang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tetrahydro-imidazo[1,5-α]pyrazine derivatives, preparation process...
- Patent number 8,207,161
- Issue date Jun 26, 2012
- Jiangsu Hengrui Medicine Co. Ltd.
- Peng Cho Tang
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
TETRAHYDRO-IMIDAZO[1,5-alpha] PYRAZINE DERIVATIVES, PREPERATION PRO...
- Publication number 20120220766
- Publication date Aug 30, 2012
- SHANGHAI HENGRUI PHARMACEUTICAL CO., LTD.
- Peng Cho Tang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
TETRAHYDRO-IMIDAZ0[1,5-A]PYRAZINE DERIVATIVES, PREPARATION PROCESS...
- Publication number 20100273786
- Publication date Oct 28, 2010
- Peng Cho Tang
- C07 - ORGANIC CHEMISTRY