Gnanaprakasam Andrew

Person

Chennai, IN

People

Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of carbapenem antibiotic
- Patent number 8,293,894
- Issue date Oct 23, 2012
- Orchid Chemicals and Pharmaceuticals Limited
- Andrew Gnanaprakasam
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Salts in the preparation of cephalosporin antibiotics
- Patent number 7,741,478
- Issue date Jun 22, 2010
- Orchid Chemicals and Pharmaceuticals Limited
- Udayampalayam Palanisamy Senthilkumar
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-substituted methyl penam derivatives
- Patent number 7,687,488
- Issue date Mar 30, 2010
- Orchid Chemicals & Pharmaceuticals Ltd.
- Senthilkumar Udayampalayam Palanisamy
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of Tazobactam in pure form
- Patent number 7,417,143
- Issue date Aug 26, 2008
- Orchid Chemicals and Pharmaceuticals Limited
- Andrew Gnanaprakasam
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 3-methylcepham derivatives
- Patent number 7,273,935
- Issue date Sep 25, 2007
- Orchid Chemicals & Pharmaceuticals, Ltd.
- Pandurang Balwant Deshpande
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparation of penam derivatives from cepham derivatives
- Patent number 6,936,711
- Issue date Aug 30, 2005
- Orchid Chemicals and Pharmaceuticals Limited
- Pandurang Balwant Deshpande
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for the conversion of a Z-isomer into E-isomer
- Patent number 6,844,471
- Issue date Jan 18, 2005
- Orchid Chemicals and Pharmaceuticals Limited
- Pandurang Balwant Deshpande
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Stereoselective route to produce tris-O-substituted-(E)-1-(3,5-dihy...
- Patent number 6,552,213
- Issue date Apr 22, 2003
- Orchid Chemicals & Pharmaceuticals Limited, India
- Pandurang Balwant Deshpande
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
AN IMPROVED PROCESS FOR THE PREPARATION OF CARBAPENEM ANTIBIOTIC
- Publication number 20090312539
- Publication date Dec 17, 2009
- Orchid Chemicals and Pharmaceuticals Limited
- Andrew Gnanaprakasam
- C07 - ORGANIC CHEMISTRY
Information Patent Application
NOVEL 2-SUBSTITUTED METHYL PENAM DERIVATIVES
- Publication number 20090093423
- Publication date Apr 9, 2009
- Orchid Chemicals and Pharmaceuticals Limited
- Senthilkumar UDAYAMPALAYAMPALANISAMY
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Salts in the Preparation of Cephalosporin Antibiodies
- Publication number 20080306256
- Publication date Dec 11, 2008
- Orchid Chemicals & Pharmaceuticals Limited
- Udayampalayam P. Senthilkumar
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Novel 2-substituted methyl penam derivatives
- Publication number 20080015156
- Publication date Jan 17, 2008
- ORCHID CHEMICALS & PHARMACEUTICALS LTD.
- Senthilkumar Udayampalayam Palanisamy
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the preparation of tazobactam in pure form
- Publication number 20050228176
- Publication date Oct 13, 2005
- Orchid Chemicals and Pharmaceuticals Ltd.
- Andrew Gnanaprakasam
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the preparation of 3-methylcepham derivatives
- Publication number 20050070705
- Publication date Mar 31, 2005
- Orchid Chemicals and Pharmaceuticals Ltd.
- Pandurang Balwant Deshpande
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method for the conversion of a Z-isomer into E-isomer
- Publication number 20040015020
- Publication date Jan 22, 2004
- Orchid Chemicals and Pharmaceuticals Limited
- Pandurang Balwant Deshpande
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for preparation of penam derivatives from cepham derivatives
- Publication number 20030232983
- Publication date Dec 18, 2003
- Orchid Chemicals and Pharmaceuticals Limited
- Pandurang Balwant Deshpande
- C07 - ORGANIC CHEMISTRY

Gnanaprakasam Andrew

Person

Patents Grantslast 30 patents

Process for the preparation of carbapenem antibiotic

Salts in the preparation of cephalosporin antibiotics

2-substituted methyl penam derivatives

Process for the preparation of Tazobactam in pure form

Process for the preparation of 3-methylcepham derivatives

Process for preparation of penam derivatives from cepham derivatives

Method for the conversion of a Z-isomer into E-isomer

Stereoselective route to produce tris-O-substituted-(E)-1-(3,5-dihy...

Patents Applicationslast 30 patents

AN IMPROVED PROCESS FOR THE PREPARATION OF CARBAPENEM ANTIBIOTIC

NOVEL 2-SUBSTITUTED METHYL PENAM DERIVATIVES

Salts in the Preparation of Cephalosporin Antibiodies

Novel 2-substituted methyl penam derivatives

Process for the preparation of tazobactam in pure form

Process for the preparation of 3-methylcepham derivatives

Method for the conversion of a Z-isomer into E-isomer

Process for preparation of penam derivatives from cepham derivatives