Tang Wensheng

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Hydrate of 2-isopropoxy-5-methyl-4-(piperidin-4-yl) aniline dihydro...
- Patent number 10,017,472
- Issue date Jul 10, 2018
- 2Y-CHEM, LTD.
- Jinfeng Song
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing 2-hydroxyphenyl benzotriazole siloxane compounds
- Patent number 9,206,204
- Issue date Dec 8, 2015
- L'Oreal
- Herve Richard
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
S-5-substituent-N-2′-(thiophene-2-yl)ethyl-tetralin-2-amine or chir...
- Patent number 8,614,337
- Issue date Dec 24, 2013
- 2Y-Chem Ltd.
- Xungui He
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Palonosetron salts and processes for preparation and purification t...
- Patent number 8,334,388
- Issue date Dec 18, 2012
- Chemagis Ltd.
- Tang Wensheng
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
HYDRATE OF 2-ISOPROPOXY-5-METHYL-4-(PIPERIDIN-4-YL) ANILINE DIHYDRO...
- Publication number 20180086706
- Publication date Mar 29, 2018
- 2Y-CHEM, LTD.
- Jinfeng SONG
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS FOR PREPARING 2-HYDROXYPHENYL BENZOTRIAZOLE SILOXANE COMPOUNDS
- Publication number 20130204006
- Publication date Aug 8, 2013
- L'Oreal
- Herve Richard
- C07 - ORGANIC CHEMISTRY
Information Patent Application
NOVEL PALONOSETRON SALTS AND PROCESSES FOR PREPARATION AND PURIFICA...
- Publication number 20130079521
- Publication date Mar 28, 2013
- Chemagis Ltd.
- Tang Wensheng
- C07 - ORGANIC CHEMISTRY
Information Patent Application
S-5-SUBSTITUENT-N-2'-(THIOPHENE-2-YL)ETHYL-TETRALIN-2-AMINE OR CHIR...
- Publication number 20130046100
- Publication date Feb 21, 2013
- 2Y-CHEM, LTD.
- Xungui He
- C07 - ORGANIC CHEMISTRY
Information Patent Application
NOVEL PALONOSETRON SALTS AND PROCESSES FOR PREPARATION AND PURIFICA...
- Publication number 20100174080
- Publication date Jul 8, 2010
- Chemagis Ltd.
- Tang Wensheng
- C07 - ORGANIC CHEMISTRY