Ling Li

Follow

Person

Guangzhou, CN

People

Patents Grantslast 30 patents

Information Patent Grant
5α-androstane-3β,5,6β-triol injection and preparation method therefor
- Patent number 9,265,837
- Issue date Feb 23, 2016
- Guangzhou Cellprotek Pharmaceuticals Ltd.
- Guangmei Yan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
5α-androstane (alkyl)-3β, 5, 6β-triol injection and preparation met...
- Patent number 9,161,985
- Issue date Oct 20, 2015
- Guangzhou Cellprotek Pharmaceutical Ltd.
- Guangmei Yan
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
5a-Androstane-3ß,5,6ß-Triol Injection and Preparation Method Theref48
- Publication number 20160051685
- Publication date Feb 25, 2016
- Guangzhou Cellprotek Pharmaceutical LTD.
- Guangmei Yan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
5a-ANDROSTANE (ALKYL)-3b, 5, 6b-TRIOL INJECTION AND PREPARATION MET...
- Publication number 20130172307
- Publication date Jul 4, 2013
- Guangmei Yan
- B82 - NANO-TECHNOLOGY