Sujoy Biswas

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Nadia, IN

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of pure duloxetine hydrochloride
- Patent number 8,278,463
- Issue date Oct 2, 2012
- Ranbaxy Laboratories Limited
- Sujoy Biswas
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PREPARATION OF AMORPHOUS LOPINAVIR
- Publication number 20110224435
- Publication date Sep 15, 2011
- RANBAXY LABORATORIES LIMITED
- Sujoy Biswas
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR THE PREPARATION ENANTIOMERICALLY PURE SALTS OF N-METHYL...
- Publication number 20100280093
- Publication date Nov 4, 2010
- RANBAXY LABORATORIES LIMITED
- Sujoy Biswas
- C07 - ORGANIC CHEMISTRY
Information Patent Application
POLYMORPHIC FORM OF DULOXETINE HYDROCHLORIDE
- Publication number 20100261775
- Publication date Oct 14, 2010
- Sujoy Biswas
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR THE PREPARATION OF PURE DULOXETINE HYDROCHLORIDE
- Publication number 20090275760
- Publication date Nov 5, 2009
- Sujoy Biswas
- C07 - ORGANIC CHEMISTRY