Weifeng Zhao

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Taizhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
Pyrimidine derivative, method for preparing same and use thereof in...
- Patent number 11,827,625
- Issue date Nov 28, 2023
- Zhejiang Hisun Pharmaceutical Co., Ltd.
- Lei Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pyrimidine derivative, method for preparing same and use thereof in...
- Patent number 11,001,572
- Issue date May 11, 2021
- Zhejiang Hisun Pharmaceutical Co., Ltd.
- Lei Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Pyrimidine derivative, method for preparing same and use thereof in...
- Patent number 10,654,836
- Issue date May 19, 2020
- Zhejiang Hisun Pharmaceutical Co., Ltd.
- Lei Chen
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Pyrimidine Derivative, Method For Preparing Same And Use Thereof In...
- Publication number 20240018130
- Publication date Jan 18, 2024
- ZHEJIANG HISUN PHARMACEUTICAL CO., LTD.
- Lei Chen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Pyrimidine Derivative, Method For Preparing Same And Use Thereof In...
- Publication number 20210221797
- Publication date Jul 22, 2021
- ZHEJIANG HISUN PHARMACEUTICAL CO., LTD.
- Lei Chen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Pyrimidine Derivative, Method For Preparing Same And Use Thereof In...
- Publication number 20200207745
- Publication date Jul 2, 2020
- ZHEJIANG HISUN PHARMACEUTICAL CO., LTD.
- Lei Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Pyrimidine Derivative, Method For Preparing Same And Use Thereof In...
- Publication number 20190161476
- Publication date May 30, 2019
- ZHEJIANG HISUN PHARMACEUTICAL CO., LTD.
- Lei Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE