Purna Chandra Ray

Person

Pune, IN

People

Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of pure and stable crystalline Raltegra...
- Patent number 10,752,618
- Issue date Aug 25, 2020
- Lupin Limited
- Purna Chandra Ray
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for preparation of tetrabenazine and deutetrabenazine
- Patent number 10,479,787
- Issue date Nov 19, 2019
- Lupin Limited
- Tushar Nandkumar Despande
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Salts of raltegravir
- Patent number 9,163,009
- Issue date Oct 20, 2015
- Lupin Limited
- Purna Chandra Ray
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for preparation of substantially pure fosamprenavir calcium...
- Patent number 9,127,029
- Issue date Sep 8, 2015
- Lupin Limited
- Surinder Kumar Arora
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparation of substantially pure fosamprenavir calcium...
- Patent number 8,877,947
- Issue date Nov 4, 2014
- Lupin Limited
- Surinder Kumar Arora
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
CRYSTALLINE FORMS OF DACLATASVIR DIHYDROCHLORIDE
- Publication number 20190256498
- Publication date Aug 22, 2019
- LUPIN LIMITED
- Palash SANPHUI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR THE PREPARATION OF PURE AND STABLE CRYSTALLINE RALTEGRA...
- Publication number 20190248773
- Publication date Aug 15, 2019
- Lupin Limited
- Purna Chandra Ray
- C07 - ORGANIC CHEMISTRY
Information Patent Application
NOVEL PROCESS FOR PREPARATION OF TETRABENAZINE AND DEUTETRABENAZINE
- Publication number 20190135803
- Publication date May 9, 2019
- Lupin Limited
- Tushar Nandkumar DESPANDE
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARATION OF APREMILAST AND NOVEL POLYMORPHS THEREOF
- Publication number 20180230097
- Publication date Aug 16, 2018
- Lupin Limited
- Palash SANPHUI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
A MANUFACTURING PROCESS FOR AN IRON CONTAINING ADSORBENT
- Publication number 20170259241
- Publication date Sep 14, 2017
- Lupin Limited
- Gaurav KUMAR
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Novel Salts of Raltegravir
- Publication number 20160185766
- Publication date Jun 30, 2016
- Lupin Limited
- Purna Chandra Ray
- C07 - ORGANIC CHEMISTRY
Information Patent Application
STABLE AMORPHOUS RALTEGRAVIR POTASSIUM PREMIX AND PROCESS FOR THE P...
- Publication number 20150328215
- Publication date Nov 19, 2015
- Lupin Limited
- Surinder Kumar ARORA
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
NOVEL PROCESS AND INTERMEDIATE FOR PREPARATION OF ULIPRISTAL
- Publication number 20150274770
- Publication date Oct 1, 2015
- Lupin Limited
- Purna Chandra Ray
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARATION OF SUBSTANTIALLY PURE FOSAMPRENAVIR CALCIUM...
- Publication number 20140256959
- Publication date Sep 11, 2014
- Lupin Limited
- Surinder Kumar Arora
- G01 - MEASURING TESTING
Information Patent Application
Novel Salts of Raltegravir
- Publication number 20140155607
- Publication date Jun 5, 2014
- Lupin Limited
- Purna Chandra Ray
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PROCESS FOR PREPARATION OF SUBSTANTIALLY PURE FOSAMPRENAVIR CALCIUM...
- Publication number 20130174651
- Publication date Jul 11, 2013
- Lupin Limited
- Surinder Kumar Arora
- G01 - MEASURING TESTING
Information Patent Application
PROCESS FOR PREPARATION OF AMISULPRIDE
- Publication number 20130096319
- Publication date Apr 18, 2013
- Lupin Limited
- Dinesh Jayntibhai Paghdar
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR THE PREPARATION OF DIENOGEST SUBSTANTIALLY FREE OF IMPU...
- Publication number 20130041166
- Publication date Feb 14, 2013
- Lupin Limited
- Suhas Ganpat Tambe
- C07 - ORGANIC CHEMISTRY
Information Patent Application
CONTROLLED RELEASE PHARMACEUTICAL COMPOSITIONS OF TAPENTADOL
- Publication number 20130005780
- Publication date Jan 3, 2013
- Lupin Limited
- Kumodini Kashinath Mahakal
- C07 - ORGANIC CHEMISTRY

Purna Chandra Ray

Person

Patents Grantslast 30 patents

Process for the preparation of pure and stable crystalline Raltegra...

Process for preparation of tetrabenazine and deutetrabenazine

Salts of raltegravir

Process for preparation of substantially pure fosamprenavir calcium...

Process for preparation of substantially pure fosamprenavir calcium...

Patents Applicationslast 30 patents

CRYSTALLINE FORMS OF DACLATASVIR DIHYDROCHLORIDE

PROCESS FOR THE PREPARATION OF PURE AND STABLE CRYSTALLINE RALTEGRA...

NOVEL PROCESS FOR PREPARATION OF TETRABENAZINE AND DEUTETRABENAZINE

PROCESS FOR PREPARATION OF APREMILAST AND NOVEL POLYMORPHS THEREOF

A MANUFACTURING PROCESS FOR AN IRON CONTAINING ADSORBENT

Novel Salts of Raltegravir

STABLE AMORPHOUS RALTEGRAVIR POTASSIUM PREMIX AND PROCESS FOR THE P...

NOVEL PROCESS AND INTERMEDIATE FOR PREPARATION OF ULIPRISTAL

PROCESS FOR PREPARATION OF SUBSTANTIALLY PURE FOSAMPRENAVIR CALCIUM...

Novel Salts of Raltegravir

PROCESS FOR PREPARATION OF SUBSTANTIALLY PURE FOSAMPRENAVIR CALCIUM...

PROCESS FOR PREPARATION OF AMISULPRIDE

PROCESS FOR THE PREPARATION OF DIENOGEST SUBSTANTIALLY FREE OF IMPU...

CONTROLLED RELEASE PHARMACEUTICAL COMPOSITIONS OF TAPENTADOL