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Thomas Sun
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Fremont, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Prodrugs of 2,4-pyrimidinediamine compounds and their uses
Patent number
RE48898
Issue date
Jan 25, 2022
Rigel Pharmaceuticals, Inc.
Somasekhar Bhamidipati
Information
Patent Grant
Prodrugs of 2,4-pyrimidinediamine compounds and their uses
Patent number
10,577,381
Issue date
Mar 3, 2020
Rigel Pharmaceuticals, Inc.
Rajinder Singh
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Prodrugs of 2,4-pyrimidinediamine compounds and their uses
Patent number
10,357,505
Issue date
Jul 23, 2019
Rigel Pharmaceuticals, Inc.
Somasekhar Bhamidipati
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Topical formulation for administering a compound
Patent number
RE47034
Issue date
Sep 11, 2018
Rigel Pharmaceuticals, Inc.
Thomas Sun
Information
Patent Grant
Prodrugs of 2,4-pyrimidinediamine compounds and their uses
Patent number
9,737,554
Issue date
Aug 22, 2017
Rigel Pharmaceuticals, Inc.
Somasekhar Bhamidipati
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Prodrugs of 2,4-pyrimidinediamine compounds and their uses
Patent number
9,532,998
Issue date
Jan 3, 2017
Rigel Pharmaceuticals, Inc.
Rajinder Singh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Prodrugs of 2,4-pyrimidinediamine compounds and their uses
Patent number
9,283,238
Issue date
Mar 15, 2016
Rigel Pharmaceuticals, Inc.
Somasekhar Bhamidipati
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Prodrugs of 2,4-pyrimidinediamine compounds and their uses
Patent number
9,266,912
Issue date
Feb 23, 2016
Rigel Pharmaceuticals, Inc.
Rajinder Singh
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Topical formulation for administering a compound
Patent number
9,040,061
Issue date
May 26, 2015
Rigel Pharmaceuticals, Inc.
Thomas Sun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Prodrugs of 2,4-pyrimidinediamine compounds and their uses
Patent number
8,912,170
Issue date
Dec 16, 2014
Rigel Pharmaceuticals, Inc.
Somasekhar Bhamidipati
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Prodrugs of 2,4-pyrimidinediamine compounds and their uses
Patent number
8,785,437
Issue date
Jul 22, 2014
Rigel Pharmaceuticals, Inc.
Rajinder Singh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Wet granulation using a water sequestering agent
Patent number
8,652,492
Issue date
Feb 18, 2014
Rigel Pharmaceutical, Inc.
Thomas Sun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Prodrugs of 2,4-pyrimidinediamine compounds and their uses
Patent number
8,476,263
Issue date
Jul 2, 2013
Rigel Pharmaceuticals, Inc.
Rajinder Singh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Prodrugs of 2,4-pyrimidinediamine compounds and their uses
Patent number
8,445,485
Issue date
May 21, 2013
Rigel Pharmaceuticals, Inc.
Somasekhar Bhamidipati
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Wet granulation using a water sequestering agent
Patent number
8,372,415
Issue date
Feb 12, 2013
Rigel Pharmaceuticals, Inc.
Thomas Sun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Wet granulation using a water sequestering agent
Patent number
8,263,122
Issue date
Sep 11, 2012
Rigel Pharmaceuticals, Inc.
Thomas Sun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Prodrugs of 2,4-pyrimidinediamine compounds and their uses
Patent number
8,211,888
Issue date
Jul 3, 2012
Rigel Pharmaceuticals, Inc.
Rajinder Singh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Prodrugs of 2,4-pyrimidinediamine compounds and their uses
Patent number
8,211,889
Issue date
Jul 3, 2012
Rigel Pharmaceuticals, Inc.
Rajinder Singh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Prodrugs of 2,4-pyrimidinediamine compounds and their uses
Patent number
8,163,902
Issue date
Apr 24, 2012
Rigel Pharmaceuticals, Inc.
Somasekhar Bhamidipati
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Prodrugs of 2,4 pyrimidinediamine compounds and their uses
Patent number
7,563,892
Issue date
Jul 21, 2009
Rigel Pharmaceuticals, Inc.
Rajinder Singh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Prodrugs of 2,4-pyrimidinediamine compounds and their uses
Patent number
7,538,108
Issue date
May 26, 2009
Rigel Pharmaceuticals, Inc.
Rajinder Singh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Prodrugs of 2,4-pyrimidinediamine compounds and their uses
Patent number
7,449,458
Issue date
Nov 11, 2008
Rigel Pharmaceuticals, Inc.
Somasekhar Bhamidipati
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Substituted diphenyl heterocycles useful for treating HCV infection
Patent number
7,153,880
Issue date
Dec 26, 2006
Rigel Pharmaceuticals, Inc.
Rajinder Singh
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-(substituted-phenyl)amino-imidazoline derivatives
Patent number
7,141,584
Issue date
Nov 28, 2006
Roćhe Palo Alto LLC
Keith Roger Bley
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted diphenyl heterocycles useful for treating HCV infection
Patent number
6,759,538
Issue date
Jul 6, 2004
Rigel Pharmaceuticals, Inc.
Rajinder Singh
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-(substituted-phenyl)amino-imidazoline derivatives
Patent number
6,693,200
Issue date
Feb 17, 2004
Syntex (USA) LLC
Keith Roger Bley
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-(substituted-phenyl)amino-imidazoline derivatives
Patent number
6,596,876
Issue date
Jul 22, 2003
Syntex (USA) LLC
Keith Roger Bley
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-(substituted-phenyl)amino-imidazoline derivatives
Patent number
6,472,536
Issue date
Oct 29, 2002
Syntex (USA) LLC
Keith Roger Bley
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-(substituted-phenyl)amino-imidazoline derivatives
Patent number
6,184,242
Issue date
Feb 6, 2001
Syntex USA (LLC)
Keith Roger Bley
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
PRODRUGS OF 2,4-PYRIMIDINEDIAMINE COMPOUNDS AND THEIR USES
Publication number
20200270271
Publication date
Aug 27, 2020
Rigel Pharmaceuticals, Inc.
Rajinder Singh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Prodrugs of 2,4-Pyrimidinediamine Compounds and Their Uses
Publication number
20200016179
Publication date
Jan 16, 2020
Rigel Pharmaceuticals, Inc.
Somasekhar Bhamidipati
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Prodrugs of 2,4-Pyrimidinediamine Compounds and Their Uses
Publication number
20190292197
Publication date
Sep 26, 2019
Rigel Pharmaceuticals, Inc.
Rajinder Singh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Prodrugs of 2,4-Pyrimidinediamine Compounds and Their Uses
Publication number
20180153912
Publication date
Jun 7, 2018
Rigel Pharmaceuticals, Inc.
Somasekhar Bhamidipati
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
METHOD AND DEVICE FOR ADMINISTERING XINAFOATE SALT OF N4-(2,2-DIFLU...
Publication number
20180064646
Publication date
Mar 8, 2018
Rigel Pharmaceuticals, Inc.
Thomas Sun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Prodrugs of 2,4-Pyrimidinediamine Compounds and Their Uses
Publication number
20170291909
Publication date
Oct 12, 2017
Rigel Pharmaceuticals, Inc.
Rajinder Singh
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Prodrugs of 2,4-Pyrimidinediamine Compounds and Their Uses
Publication number
20160367575
Publication date
Dec 22, 2016
Rigel Pharmaceuticals, Inc.
Somasekhar Bhamidipati
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Prodrugs of 2,4-Pyrimidinediamine Compounds and Their Uses
Publication number
20160136191
Publication date
May 19, 2016
Rigel Pharmaceuticals, Inc.
Rajinder Singh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Prodrugs of 2,4-Pyrimidinediamine Compounds and Their Uses
Publication number
20150133404
Publication date
May 14, 2015
Rigel Pharmaceuticals, Inc.
Somasekhar Bhamidipati
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Prodrugs of 2,4-Pyrimidinediamine Compounds and Their Uses
Publication number
20140357598
Publication date
Dec 4, 2014
Rigel Pharmaceuticals, Inc.
Rajinder Singh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
COMPOSITION FOR OPHTHALMIC ADMINISTRATION
Publication number
20140206708
Publication date
Jul 24, 2014
Rigel Pharmaceuticals, Inc.
Hong Ren
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Prodrugs of 2,4-Pyrimidinediamine Compounds and Their Uses
Publication number
20130338357
Publication date
Dec 19, 2013
Rajinder Singh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Prodrugs of 2,4-Pyrimidinediamine Compounds and Their Uses
Publication number
20130310341
Publication date
Nov 21, 2013
Somasekhar Bhamidipati
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Wet Granulation Using a Water Sequestering Agent
Publication number
20130189359
Publication date
Jul 25, 2013
Rigel Pharmaceuticals, Inc.
Thomas Sun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
TOPICAL FORMULATION FOR ADMINISTERING A COMPOUND
Publication number
20130150334
Publication date
Jun 13, 2013
Rigel Pharmaceuticals, Inc.
Thomas Sun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
METHOD AND DEVICE FOR ADMINISTERING XINAFOATE SALT OF N4-(2,2-DIFLU...
Publication number
20130102596
Publication date
Apr 25, 2013
Rigel Pharmaceuticals, Inc.
Thomas Sun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Wet Granulation Using A Water Sequestering Agent
Publication number
20120288543
Publication date
Nov 15, 2012
Rigel Pharmaceuticals, Inc.
Thomas Sun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Prodrugs of 2,4-Pyrimidinediamine Compounds and Their Uses
Publication number
20120232036
Publication date
Sep 13, 2012
Rigel Pharmaceuticals, Inc.
Rajinder Singh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Prodrugs of 2,4-Pyrimidinediamine Compounds and Their Uses
Publication number
20120208785
Publication date
Aug 16, 2012
Rigel Pharmaceuticals, Inc.
Somasekhar Bhamidipati
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Prodrugs of 2,4-Pyrimidinediamine Compounds and Their Uses
Publication number
20120108810
Publication date
May 3, 2012
Rigel Pharmaceuticals, Inc.
Rajinder Singh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Prodrugs of 2,4-Pyrimidinediamine Compounds and Their Uses
Publication number
20110319613
Publication date
Dec 29, 2011
Rigel Pharmaceuticals, Inc.
Rajinder Singh
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PRODRUGS OF 2,4-PYRIMIDINEDIAMINE COMPOUNDS AND THEIR USES
Publication number
20110144059
Publication date
Jun 16, 2011
Rigel Pharmaceuticals, Inc.
Somasekhar Bhamidipati
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
WET GRANULATION USING A WATER SEQUESTERING AGENT
Publication number
20090123539
Publication date
May 14, 2009
Rigel Pharmaceuticals, Inc.
Thomas Sun
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Substituted diphenyl heterocycles useful for treating HCV infection
Publication number
20040236112
Publication date
Nov 25, 2004
Rajinder Singh
C07 - ORGANIC CHEMISTRY
Information
Patent Application
2-(substituted-phenyl)amino-imidazoline derivatives
Publication number
20040122053
Publication date
Jun 24, 2004
Keith Roger Bley
C07 - ORGANIC CHEMISTRY
Information
Patent Application
2-(Substituted-phenyl)amino-imidazoline derivatives
Publication number
20030229123
Publication date
Dec 11, 2003
Keith Roger Bley
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Substituted diphenyl heterocycles useful for treating HCV infection
Publication number
20030165561
Publication date
Sep 4, 2003
Rajinder Singh
C07 - ORGANIC CHEMISTRY
Information
Patent Application
2-(substituted-phenyl)amino-imidazoline derivatives
Publication number
20030036655
Publication date
Feb 20, 2003
Keith Roger Bley
C07 - ORGANIC CHEMISTRY