Qingzhong Cheng

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method of preparation of antiviral compounds and useful intermediat...
- Patent number 9,573,971
- Issue date Feb 21, 2017
- ContraVir Pharmaceuticals, Inc.
- Yanling Wang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Method of preparation of antiviral compounds and useful intermediat...
- Patent number 9,260,469
- Issue date Feb 16, 2016
- ContraVir Pharmaceuticals, Inc.
- Yanling Wang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF PREPARATION OF ANTIVIRAL COMPOUNDS AND USEFUL INTERMEDIAT...
- Publication number 20170114087
- Publication date Apr 27, 2017
- ContraVir Pharmaceuticals, Inc.
- Yanling Wang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD OF PREPARATION OF ANTIVIRAL COMPOUNDS AND USEFUL INTERMEDIAT...
- Publication number 20160122381
- Publication date May 5, 2016
- ContraVir Pharmaceuticals, Inc.
- Yanling Wang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method of Preparation of Antiviral Compounds and Useful Intermediat...
- Publication number 20130331561
- Publication date Dec 12, 2013
- Synergy Pharmaceuticals Inc.
- Yanling Wang
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE