Hongyuan Wei

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Tianjin, CN

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Patents Grantslast 30 patents

Information Patent Grant
Crystal forms of azetidinone compounds and preparing methods thereof
- Patent number 9,802,891
- Issue date Oct 31, 2017
- Zhejiang Hisun Pharmaceutical Co., Ltd.
- Hongyuan Wei
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Crystal forms of azetidinone compounds and preparing methods thereof
- Patent number 9,776,959
- Issue date Oct 3, 2017
- Zhejiang Hisun Pharmaceutical Co., Ltd.
- Hongyuan Wei
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Crystal forms of azetidinone compounds and preparing methods thereof
- Patent number 9,567,298
- Issue date Feb 14, 2017
- Zhejiang Hisun Pharmaceutical Co., Ltd.
- Hongyuan Wei
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
CRYSTAL FORMS OF AZETIDINONE COMPOUNDS AND PREPARING METHODS THEREOF
- Publication number 20170114015
- Publication date Apr 27, 2017
- ZHEJIANG HISUN PHARMACEUTICAL CO., LTD.
- Hongyuan Wei
- C07 - ORGANIC CHEMISTRY
Information Patent Application
CRYSTAL FORMS OF AZETIDINONE COMPOUNDS AND PREPARING METHODS THEREOF
- Publication number 20170114016
- Publication date Apr 27, 2017
- ZHEJIANG HISUN PHARMACEUTICAL CO., LTD.
- Hongyuan Wei
- C07 - ORGANIC CHEMISTRY
Information Patent Application
CRYSTAL FORMS OF AZETIDINONE COMPOUNDS AND PREPARING METHODS THEREOF
- Publication number 20150218091
- Publication date Aug 6, 2015
- ZHEJIANG HISUN PHARMACEUTICAL CO., LTD.
- Hongyuan Wei
- C07 - ORGANIC CHEMISTRY