Liwei LIU

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Chongqing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Polyethylene glycol conjugate medicament, preparation method theref...
- Patent number 11,793,881
- Issue date Oct 24, 2023
- Chongqing Upgra Biotechnology Co., Ltd.
- Gaoquan Li
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
POLYETHYLENE GLYCOL CONJUGATE DRUG SYNERGIST, AND PREPARATION METHO...
- Publication number 20230348671
- Publication date Nov 2, 2023
- CHONGQING UPGRA BIOTECHNOLOGY CO., LTD.
- Gaoquan LI
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
POLYETHYLENE GLYCOL CONJUGATE MEDICAMENT, PREPARATION METHOD THEREF...
- Publication number 20230088403
- Publication date Mar 23, 2023
- CHONGQING UPGRA BIOTECHNOLOGY CO., LTD.
- Gaoquan LI
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE