Yongfeng LI

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Hebei, CN

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Patents Grantslast 30 patents

Information Patent Grant
Liposome having inner water phase containing sulfobutyl ether cyclo...
- Patent number 11,357,728
- Issue date Jun 14, 2022
- CSPC Zhongqi Pharmaceutical Technology (Shijiazhuang) Co., Ltd.
- Chunlei Li
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Purified therapeutic nanoparticles and preparation methods thereof
- Patent number 10,500,165
- Issue date Dec 10, 2019
- CSPC ZHONGQI PHARMACEUTICAL TECHNOLOGY (SHIJIAZHUANG) CO., LTD.
- Chunlei Li
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Liposome having inner water phase containing sulfobutyl ether cyclo...
- Patent number 8,871,253
- Issue date Oct 28, 2014
- CSPC Zhongqi Pharmaceutical Technology (Shijiazhuang) Co., Ltd.
- Chunlei Li
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
PURIFIED THERAPEUTIC NANOPARTICLES AND PREPARATION METHODS THEREOF
- Publication number 20200060982
- Publication date Feb 27, 2020
- CSPC ZHONGQI PHARMACEUTICAL TECHNOLOGY (SHIJIAZHUANG) CO., LTD.
- Chunlei Li
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PURIFIED THERAPEUTIC NANOPARTICLES AND PREPARATION METHODS THEREOF
- Publication number 20160000726
- Publication date Jan 7, 2016
- CSPC ZHONGQI PHARMACEUTICAL TECHNOLOGY (SHIJIAZHUANG) CO., LTD.
- Chunlei Li
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Liposome having inner water phase containing sulfobutyl ether cyclo...
- Publication number 20150030672
- Publication date Jan 29, 2015
- CSPC ZHONGQI PHARMACEUTICAL TECHNOLOGY (SHIJIAZHUANG) CO., LTD.
- Chunlei LI
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Liposome Having Inner Water Phase Containing Sulfobutyl Ether Cyclo...
- Publication number 20120201874
- Publication date Aug 9, 2012
- CSPC ZHONGQI PHARMACEUTICAL TECHNOLOGY (SHINJIAZHUANG) CO., LTD.
- Chunlei Li
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE