Minqiang ZHENG

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Jiangsu, CN

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Patents Applicationslast 30 patents

Information Patent Application
SALT OF DEMETHYL TRAMADOL AND USE THEREOF
- Publication number 20230265044
- Publication date Aug 24, 2023
- NANJING NORATECH PHARMACEUTICAL CO., LTD.
- Fei LIU
- C07 - ORGANIC CHEMISTRY
Information Patent Application
3-HYDROXY-5-PREGNANE-20-ONE DERIVATIVE AND USE THEREOF
- Publication number 20220289788
- Publication date Sep 15, 2022
- GERBERA THERAPEUTICS, INC.
- Fei LIU
- C07 - ORGANIC CHEMISTRY