Ce YAN

Follow

Person

Xiamen, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Multifunctionalized polyethylene glycol derivative and preparation...
- Patent number 11,324,827
- Issue date May 10, 2022
- Xiamen Sinopeg Biotech Co., Ltd.
- Wengui Weng
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Eight-arm polyethylene glycol derivative, production method therefo...
- Patent number 10,660,969
- Issue date May 26, 2020
- Xiamen Sinopeg Biotech Co., Ltd.
- Wengui Weng
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Eight-arm polyethylene glycol derivative, production method therefo...
- Patent number 10,434,182
- Issue date Oct 8, 2019
- Xiamen Sinopeg Biotech Co., Ltd.
- Wengui Weng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
EIGHT-ARM POLYETHYLENE GLYCOL DERIVATIVE, PRODUCTION METHOD THEREF...
- Publication number 20190365910
- Publication date Dec 5, 2019
- XIAMEN SINOPEG BIOTECH CO., LTD.
- Wengui Weng
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
EIGHT-ARM POLYETHYLENE GLYCOL DERIVATIVE, PRODUCTION METHOD THEREFO...
- Publication number 20180214561
- Publication date Aug 2, 2018
- XIAMEN SINOPEG BIOTECH CO., LTD.
- Wengui WENG
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
MULTIFUNCTIONALIZED POLYETHYLENE GLYCOL DERIVATIVE AND PREPARATION...
- Publication number 20170312363
- Publication date Nov 2, 2017
- XIAMEN SINOPEG BIOTECH CO., LTD.
- Wengui WENG
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE