Mao CHEN

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Guangzhou City, CN

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Patents Grantslast 30 patents

Information Patent Grant
S-(carboxymethyl)-cysteine pharmaceutical compound and preparation...
- Patent number 10,251,854
- Issue date Apr 9, 2019
- Guangzhou Baiyunshan Pharmaceutical Holdings Co., Ltd.
- Mao Chen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cephalosporin compounds comprising a C3 thio-methyl moiety substitu...
- Patent number 7,700,581
- Issue date Apr 20, 2010
- Guangzhou Baiyunshan Pharmaceutical Co., Ltd.
- Mao Chen
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
S-(CARBOXYMETHYL)-CYSTEINE PHARMACEUTICAL COMPOUND AND PREPARATION...
- Publication number 20170333374
- Publication date Nov 23, 2017
- Guangzhou Baiyunshan Pharmaceutical Holdings Co., Ltd., Baiyunshan Pharmaceut...
- Mao Chen
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
N-Heterocyclic Substituent-Containing Antibiotic, Preparation and U...
- Publication number 20140128359
- Publication date May 8, 2014
- GUANGZHOU PHARMACEUTICAL INDUSTRIAL RESEARCH INSTI
- Mao CHEN
- C07 - ORGANIC CHEMISTRY
Information Patent Application
N-HETEROCYCLIC SUBSTITUENT-CONTAINING ANTIBIOTIC, PREPARATION AND U...
- Publication number 20110118462
- Publication date May 19, 2011
- GUANGZHOU BAIYUNSHAN PHARMACEUTICAL CO., LTD. GUANGZHOU BAIYUNSHAN PHARMACEUT...
- Mao CHEN
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PHARMACEUTICALLY ACCEPTABLE SALTS OF ANTI-INFECTION QUINOLONE COMPO...
- Publication number 20110028444
- Publication date Feb 3, 2011
- Mao Chen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Cephalosporin compounds comprising a C3 thio-methyl moiety substitu...
- Publication number 20080182836
- Publication date Jul 31, 2008
- Mao Chen
- C07 - ORGANIC CHEMISTRY