Weeratunga Gamini

Person

Ancaster, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Processes for the preparation of Veliparib and intermediates thereof
- Patent number 10,556,887
- Issue date Feb 11, 2020
- Apotex Inc.
- Prabhudas Bodhuri
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for the preparation of apalutamide and intermediates thereof
- Patent number 10,513,504
- Issue date Dec 24, 2019
- Apotex Inc.
- Prabhudas Bodhuri
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for the preparation of lesinurad and intermediates thereof
- Patent number 10,351,537
- Issue date Jul 16, 2019
- Apotex Inc.
- Prabhudas Bodhuri
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for the preparation of Tasimelteon and intermediates thereof
- Patent number 9,944,616
- Issue date Apr 17, 2018
- Apotex Inc.
- Yajun Zhao
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for the preparation of 3-alkyl indoles
- Patent number 9,533,949
- Issue date Jan 3, 2017
- Apotex Pharmachem Inc.
- Craig Stewart
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Forms of vilazodone and processes for the preparation thereof
- Patent number 9,382,233
- Issue date Jul 5, 2016
- Apotex Inc.
- Gamini Weeratunga
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Solid forms of nilotinib hydrochloride
- Patent number 9,376,419
- Issue date Jun 28, 2016
- Apotex Inc.
- Probal Kanti Datta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polymorphic forms of Lapatinib ditosylate and processes for their p...
- Patent number 8,993,579
- Issue date Mar 31, 2015
- Apotex Pharmachem Inc.
- Carlos Zetina-Rocha
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of lapatinib and its ditosylate salt
- Patent number 8,952,154
- Issue date Feb 10, 2015
- Apotex Pharmachem Inc.
- Mohammed Abdul Raheem
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Polymorphic forms of Warfarin potassium and preparations thereof
- Patent number 8,765,976
- Issue date Jul 1, 2014
- Apotex Pharmachem Inc.
- Prabhudas Bodhuri
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for the preparation of rivaroxaban and intermediates thereof
- Patent number 8,435,989
- Issue date May 7, 2013
- Prabhudas Bodhuri
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Processes for the preparation of rivaroxaban and intermediates thereof
- Patent number 8,309,547
- Issue date Nov 13, 2012
- Apotex Pharmachem Inc.
- Prabhudas Bodhuri
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Processes for the preparation of rivaroxaban and intermediates thereof
- Patent number 8,101,609
- Issue date Jan 24, 2012
- Apotex Pharmachem Inc.
- Prabhudas Bodhuri
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Amorphous form of an L-arginine salt of perindopril and processes f...
- Patent number 8,101,646
- Issue date Jan 24, 2012
- Apotex Pharmachem Inc.
- Gamini Weeratunga
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Processes for the preparation of rivaroxaban and intermediates thereof
- Patent number 7,816,355
- Issue date Oct 19, 2010
- Apotex Pharmachem Inc.
- Prabhudas Bodhuri
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Efficient method for preparing 3-aryloxy-3-arylpropylamines and the...
- Patent number 7,485,754
- Issue date Feb 3, 2009
- Apotex Pharmachem Inc.
- Zhi-Xian Wang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of zonisamide and the intermediates the...
- Patent number 7,375,233
- Issue date May 20, 2008
- Apotex Pharmachem Inc.
- Gamini Weeratunga
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of tetrahydrothieno[3,2-c] pyridine der...
- Patent number 7,060,831
- Issue date Jun 13, 2006
- Apotex Pharmachem Inc.
- Robert P. Smyj
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of polypeptide 1
- Patent number 7,049,399
- Issue date May 23, 2006
- Apotex Pharmachem Inc.
- Elena Bejan
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for the preparation of tetrahydrothieno[3,2-c&#x000...
- Patent number 6,495,691
- Issue date Dec 17, 2002
- Brantford Chemicals Inc.
- Stephen E. Horne
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Useful form of anhydrous paroxetine hydrochloride
- Patent number 6,436,956
- Issue date Aug 20, 2002
- Brantford Chemicals Inc.
- K. S. Keshava Murthy
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for producing simvastatin
- Patent number 6,307,066
- Issue date Oct 23, 2001
- Brantford Chemicals Inc.
- K. S. Keshava Murthy
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the manufacture of 4-methyl-5-hydroxymethyl-imidazole
- Patent number 6,107,490
- Issue date Aug 22, 2000
- Brantford Chemicals Inc.
- K. S. Keshava Murthy
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the manufacture of intermediates suitable to make doxaz...
- Patent number 5,919,931
- Issue date Jul 6, 1999
- Brantford Chemicals Inc.
- K. S. Keshava Murthy
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Commercial process for the manufacture of fluconazole and intermedi...
- Patent number 5,872,258
- Issue date Feb 16, 1999
- Brantford Chemicals Inc.
- Derrick L. J. Clive
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the manufacture of related intermediates including cist...
- Patent number 5,750,714
- Issue date May 12, 1998
- Brantford Chemicals Inc.
- K.S. Keshava Murthy
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Commercial process for the manufacture of fluconazole and intermedi...
- Patent number 5,750,719
- Issue date May 12, 1998
- Brantford Chemicals Inc.
- Keshava K.S. Murthy
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sodium enalapril complex and the use thereof to make sodium enalapril
- Patent number 5,686,627
- Issue date Nov 11, 1997
- Brantford Chemicals Inc.
- K. S. Keshava Murthy
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sodium enalapril complex and the use thereof to make sodium enalapril
- Patent number 5,637,730
- Issue date Jun 10, 1997
- Brantford Chemicals Inc.
- K. S. Keshava Murthy
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Commercial process for the manufacture of fluconazole and intermedi...
- Patent number 5,633,386
- Issue date May 27, 1997
- Acic (Canada) Inc.
- Keshava Murthy
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Processes for the Preparation of Veliparib and Intermediates Thereof
- Publication number 20200172514
- Publication date Jun 4, 2020
- APOTEX INC.
- Prabhudas Bodhuri
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Processes for the Preparation of Dasotraline and Intermediates Thereof
- Publication number 20190390235
- Publication date Dec 26, 2019
- APOTEX INC.
- Fabio E. S. Souza
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
Processes for the Preparation of 3-(4-Halobutyl)-5-Cyanoindole
- Publication number 20190330150
- Publication date Oct 31, 2019
- APOTEX INC.
- Gamini Weeratunga
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Processes for the Preparation of Apalutamide and Intermediates Thereof
- Publication number 20190276424
- Publication date Sep 12, 2019
- APOTEX INC.
- Prabhudas Bodhuri
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Processes for the Preparation of Dasotraline and Intermediates Thereof
- Publication number 20190194122
- Publication date Jun 27, 2019
- APOTEX INC.
- Prabhudas Bodhuri
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Processes for the Preparation of Veliparib and Intermediates Thereof
- Publication number 20190119257
- Publication date Apr 25, 2019
- APOTEX INC.
- Prabhudas Bodhuri
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Processes for the Preparation of Lesinurad and Intermediates Thereof
- Publication number 20180258057
- Publication date Sep 13, 2018
- APOTEX INC.
- Prabhudas Bodhuri
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Processes for the Preparation of Tasimelteon and Intermediates Thereof
- Publication number 20170355688
- Publication date Dec 14, 2017
- APOTEX INC.
- Yajun Zhao
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Processes for the Preparation of Rotigotine and Intermediates Thereof
- Publication number 20170305877
- Publication date Oct 26, 2017
- APOTEX INC.
- Michael B. Johansen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
SOLID FORMS OF NILOTINIB HYDROCHLORIDE
- Publication number 20150274699
- Publication date Oct 1, 2015
- Probal Kanti Datta
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESSES FOR THE PREPARATION OF 3-ALKYL INDOLES
- Publication number 20150252000
- Publication date Sep 10, 2015
- Apotex Pharmachem Inc.
- Craig Stewart
- C07 - ORGANIC CHEMISTRY
Information Patent Application
FORMS OF VILAZODONE AND PROCESSES FOR THE PREPARATION THEREOF
- Publication number 20150175583
- Publication date Jun 25, 2015
- APOTEX INC.
- Weeratunga Gamini
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR THE PREPARATION OF LAPATINIB AND ITS DITOSYLATE SALT
- Publication number 20140018535
- Publication date Jan 16, 2014
- APOTEX PHARMACHEM INC.
- Mohammed Abdul Raheem
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
POLYMORPHIC FORMS OF WARFARIN POTASSIUM AND PREPARATIONS THEREOF
- Publication number 20130143957
- Publication date Jun 6, 2013
- APOTEX PHARMACHEM INC.
- Prabhudas Bodhuri
- C07 - ORGANIC CHEMISTRY
Information Patent Application
POLYMORPHIC FORMS OF LAPATINIB DITOSYLATE AND PROCESSES FOR THEIR P...
- Publication number 20130123497
- Publication date May 16, 2013
- APOTEX PHARMACHEM INC.
- Carlos Zetina-Rocha
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESSES FOR THE PREPARATION OF RIVAROXABAN AND INTERMEDIATES THEREOF
- Publication number 20130072680
- Publication date Mar 21, 2013
- Apotex Pharmachem Inc.
- Prabhudas Bodhuri
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Processes for the Purification of Lubiprostone
- Publication number 20120309990
- Publication date Dec 6, 2012
- APOTEX PHARMACHEM INC.
- Gamini Weeratunga
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PREPARATION OF OSELTAMIVIR PHOSPHATE (TAMIFLU®) AND INTERMEDIATES S...
- Publication number 20110040120
- Publication date Feb 17, 2011
- Apotex Pharmachem Inc.
- Bruno Konrad Radatus
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESSES FOR THE PREPARATION OF RIVAROXABAN AND INTERMEDIATES THEREOF
- Publication number 20110034465
- Publication date Feb 10, 2011
- Apotex Pharmachem Inc.
- Prabhudas Bodhuri
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PROCESSES FOR THE PREPARATION OF RIVAROXABAN AND INTERMEDIATES THEREOF
- Publication number 20100273790
- Publication date Oct 28, 2010
- Apotex Pharmachem Inc.
- Prabhudas Bodhuri
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
PROCESSES FOR THE PREPARATION OF RIVAROXABAN AND INTERMEDIATES THEREOF
- Publication number 20100273798
- Publication date Oct 28, 2010
- Apotex Pharmachem Inc.
- Prabhudas Bodhuri
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
POLYMORPHIC FORM OF 5 CHLORO N {[(5S) 2 OXO 3 [4 (3 OXOMORPHOLIN 4...
- Publication number 20100168111
- Publication date Jul 1, 2010
- Apotex Pharmachem Inc.
- Prabhudas Bodhuri
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
AMORPHOUS FORM OF AN L-ARGININE SALT OF PERINDOPRIL AND PROCESSES F...
- Publication number 20100056802
- Publication date Mar 4, 2010
- Apotex Pharmachem Inc.
- Gamini WEERATUNGA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the preparation of Zonisamide and the intermediates the...
- Publication number 20080033181
- Publication date Feb 7, 2008
- Apotex Pharmachem Inc.
- Gamini Weeratunga
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Preparation of oseltamivir phosphate (Tamiflu) and intermediates st...
- Publication number 20080009639
- Publication date Jan 10, 2008
- Apotex Pharmachem Inc.
- Bruno Konrad Radatus
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the preparation of zonisamide and the intermediates the...
- Publication number 20070142644
- Publication date Jun 21, 2007
- Apotex Pharmachem Inc.
- Gamini Weeratunga
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Efficient method for preparing 3-aryloxy-3-arylpropylamines and the...
- Publication number 20070010678
- Publication date Jan 11, 2007
- Apotex Pharmachem Inc.
- Zhi-Xian Wang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the preparation of midodrine, pharmaceutically acceptab...
- Publication number 20060264671
- Publication date Nov 23, 2006
- Gamini Weeratunga
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Resolution of racemates of methyl alpha-5-[4,5,6,7-tetrahydro[3,2-C...
- Publication number 20050176960
- Publication date Aug 11, 2005
- Brantford Chemicals Inc.
- K. S. Keshava Murthy
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the preparation of tetrahydrothieno [3,2-C] pyridine de...
- Publication number 20050137401
- Publication date Jun 23, 2005
- Apotex Pharmachem Inc.
- Robert P. Smyj
- C07 - ORGANIC CHEMISTRY

Weeratunga Gamini

Person

Patents Grantslast 30 patents

Processes for the preparation of Veliparib and intermediates thereof

Processes for the preparation of apalutamide and intermediates thereof

Processes for the preparation of lesinurad and intermediates thereof

Processes for the preparation of Tasimelteon and intermediates thereof

Processes for the preparation of 3-alkyl indoles

Forms of vilazodone and processes for the preparation thereof

Solid forms of nilotinib hydrochloride

Polymorphic forms of Lapatinib ditosylate and processes for their p...

Process for the preparation of lapatinib and its ditosylate salt

Polymorphic forms of Warfarin potassium and preparations thereof

Processes for the preparation of rivaroxaban and intermediates thereof

Processes for the preparation of rivaroxaban and intermediates thereof

Processes for the preparation of rivaroxaban and intermediates thereof

Amorphous form of an L-arginine salt of perindopril and processes f...

Processes for the preparation of rivaroxaban and intermediates thereof

Efficient method for preparing 3-aryloxy-3-arylpropylamines and the...

Process for the preparation of zonisamide and the intermediates the...

Process for the preparation of tetrahydrothieno[3,2-c] pyridine der...

Process for the preparation of polypeptide 1

Process for the preparation of tetrahydrothieno&#x0005B;3,2-c&#x000...

Useful form of anhydrous paroxetine hydrochloride

Process for producing simvastatin

Process for the manufacture of 4-methyl-5-hydroxymethyl-imidazole

Process for the manufacture of intermediates suitable to make doxaz...

Commercial process for the manufacture of fluconazole and intermedi...

Process for the manufacture of related intermediates including cist...

Commercial process for the manufacture of fluconazole and intermedi...

Sodium enalapril complex and the use thereof to make sodium enalapril

Sodium enalapril complex and the use thereof to make sodium enalapril

Commercial process for the manufacture of fluconazole and intermedi...

Patents Applicationslast 30 patents

Processes for the Preparation of Veliparib and Intermediates Thereof

Processes for the Preparation of Dasotraline and Intermediates Thereof

Processes for the Preparation of 3-(4-Halobutyl)-5-Cyanoindole

Processes for the Preparation of Apalutamide and Intermediates Thereof

Processes for the Preparation of Dasotraline and Intermediates Thereof

Processes for the Preparation of Veliparib and Intermediates Thereof

Processes for the Preparation of Lesinurad and Intermediates Thereof

Processes for the Preparation of Tasimelteon and Intermediates Thereof

Processes for the Preparation of Rotigotine and Intermediates Thereof

SOLID FORMS OF NILOTINIB HYDROCHLORIDE

PROCESSES FOR THE PREPARATION OF 3-ALKYL INDOLES

FORMS OF VILAZODONE AND PROCESSES FOR THE PREPARATION THEREOF

PROCESS FOR THE PREPARATION OF LAPATINIB AND ITS DITOSYLATE SALT

POLYMORPHIC FORMS OF WARFARIN POTASSIUM AND PREPARATIONS THEREOF

POLYMORPHIC FORMS OF LAPATINIB DITOSYLATE AND PROCESSES FOR THEIR P...

PROCESSES FOR THE PREPARATION OF RIVAROXABAN AND INTERMEDIATES THEREOF

Processes for the Purification of Lubiprostone

PREPARATION OF OSELTAMIVIR PHOSPHATE (TAMIFLU®) AND INTERMEDIATES S...

PROCESSES FOR THE PREPARATION OF RIVAROXABAN AND INTERMEDIATES THEREOF

PROCESSES FOR THE PREPARATION OF RIVAROXABAN AND INTERMEDIATES THEREOF

PROCESSES FOR THE PREPARATION OF RIVAROXABAN AND INTERMEDIATES THEREOF

POLYMORPHIC FORM OF 5 CHLORO N {[(5S) 2 OXO 3 [4 (3 OXOMORPHOLIN 4...

AMORPHOUS FORM OF AN L-ARGININE SALT OF PERINDOPRIL AND PROCESSES F...

Process for the preparation of Zonisamide and the intermediates the...

Preparation of oseltamivir phosphate (Tamiflu) and intermediates st...

Process for the preparation of zonisamide and the intermediates the...

Efficient method for preparing 3-aryloxy-3-arylpropylamines and the...

Process for the preparation of midodrine, pharmaceutically acceptab...

Resolution of racemates of methyl alpha-5-[4,5,6,7-tetrahydro[3,2-C...

Process for the preparation of tetrahydrothieno [3,2-C] pyridine de...

Process for the preparation of tetrahydrothieno[3,2-c&#x000...