Guifang Cheng

Follow

Person

Beijing, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Coumarin-amide derivatives and its preparation, said drug compositi...
- Patent number 8,338,401
- Issue date Dec 25, 2012
- Institute of Materia Medica Chinese Academy of Medical Sciences
- Shiping Xu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfonyl-containing 3,4-diaryl-3-pyrrolin-2-ones, preparation metho...
- Patent number 7,112,605
- Issue date Sep 26, 2006
- Research Institute of Materia Medica Chinese Acadamy of Medical Sciences
- Zongru Guo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfonyl-containing 2,3-diarylindole compounds, methods for making...
- Patent number 6,960,611
- Issue date Nov 1, 2005
- Institute of Materia Medica
- Zongru Guo
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Novel coumarin-amide derivatives and its preparation, said drug com...
- Publication number 20060148834
- Publication date Jul 6, 2006
- Shiping Xu
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Sulfonyl-containing 2,3-diarylindole compounds, methods for making...
- Publication number 20040058977
- Publication date Mar 25, 2004
- Zongru Guo
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Sulfonyl-containing 3,4-diaryl-3-pyrrolin-2-ones, preparation metho...
- Publication number 20040029951
- Publication date Feb 12, 2004
- Research Institute of Material Medica, Chinese Academy of Medical Sciences;
- Zongru Guo
- C07 - ORGANIC CHEMISTRY