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Shifeng Liu
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Port Coquitlam, CA
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Patents Grants
last 30 patents
Information
Patent Grant
Biaryl ether sulfonamides and their use as therapeutic agents
Patent number
9,481,677
Issue date
Nov 1, 2016
Xenon Pharmaceuticals Inc.
Shifeng Liu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Spiro-oxindole compounds and their use as therapeutic agents
Patent number
9,458,178
Issue date
Oct 4, 2016
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Biaryl ether sulfonamides and their use as therapeutic agents
Patent number
9,365,578
Issue date
Jun 14, 2016
Xenon Pharmaceuticals Inc.
Shifeng Liu
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Spiro-oxindole compounds and their use as therapeutic agents
Patent number
8,916,580
Issue date
Dec 23, 2014
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Use of spiro-oxindole compounds as therapeutic agents
Patent number
8,466,188
Issue date
Jun 18, 2013
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Spiro-oxindole compounds and their uses as therapeutic agents
Patent number
8,415,370
Issue date
Apr 9, 2013
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pyridyl derivatives and their use as therapeutic agents
Patent number
8,383,628
Issue date
Feb 26, 2013
Xenon Pharmaceuticals Inc.
Melwyn Abreo
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Organic compounds
Patent number
8,293,768
Issue date
Oct 23, 2012
Novartis AG
Natalie Dales
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Spiro-oxindole compounds and their use as therapeutic agents
Patent number
8,263,606
Issue date
Sep 11, 2012
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pyridyl derivatives and their use as therapeutic agents
Patent number
8,153,636
Issue date
Apr 10, 2012
Xenon Pharmaceuticals Inc.
Melwyn Abreo
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pyridazine derivatives and their use as inhibitors of stearoyl-CoA...
Patent number
8,148,378
Issue date
Apr 3, 2012
Xenon Pharmaceuticals Inc.
Heinz W. Gschwend
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Spiro-oxindole compounds and their uses as therapeutic agents
Patent number
8,106,087
Issue date
Jan 31, 2012
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Spiro-oxindole compounds and their use as therapeutic agents
Patent number
8,101,647
Issue date
Jan 24, 2012
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Piperazine derivatives as stearoyl-coa desaturase inhibitors and th...
Patent number
8,030,488
Issue date
Oct 4, 2011
Xenon Pharmaceuticals Inc.
Serguei Sviridov
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Heterocyclic derivatives and their use as mediators of stearoyl-CoA...
Patent number
7,951,805
Issue date
May 31, 2011
Xenon Pharmaceuticals Inc.
Rajender Kamboj
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Spiro-oxindole compounds and their uses as therapeutic agents
Patent number
7,935,721
Issue date
May 3, 2011
Xenon Pharmaceuticals Inc.
Jianyu Sun
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Combination therapy
Patent number
7,919,484
Issue date
Apr 5, 2011
Xenon Pharmaceuticals Inc.
Rajender Kamboj
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Heterocyclic derivatives for the treatment of diseases mediated by...
Patent number
7,919,496
Issue date
Apr 5, 2011
Xenon Pharmaceuticals Inc.
Rajender Kamboj
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Spiroheterocyclic compounds and their uses as therapeutic agents
Patent number
7,799,798
Issue date
Sep 21, 2010
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Heterocyclic derivatives and their use as therapeutic agents
Patent number
7,777,036
Issue date
Aug 17, 2010
Xenon Pharmaceuticals Inc.
Rajender Kamboj
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Heterocyclic derivatives and their use as stearoyl-CoA desaturase i...
Patent number
7,767,677
Issue date
Aug 3, 2010
Xenon Pharmaceuticals Inc.
Rajender Kamboj
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pyridyl derivatives and their use as therapeutic agents
Patent number
7,763,618
Issue date
Jul 27, 2010
Xenon Pharmaceuticals Inc.
Melwyn Abreo
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pyridazine derivatives and their use as therapeutic agents
Patent number
7,754,711
Issue date
Jul 13, 2010
Xenon Pharmaceuticals Inc.
Nagasree Chakka
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Spiro-oxindole compounds and their uses as therapeutic agents
Patent number
7,700,641
Issue date
Apr 20, 2010
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pyridyl derivatives and their use as therapeutic agents
Patent number
7,605,161
Issue date
Oct 20, 2009
Xenon Pharmaceuticals Inc.
Melwyn Abreo
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pyridazine-piperazine compounds and their use as stearoyl-CoA desat...
Patent number
7,592,343
Issue date
Sep 22, 2009
Xenon Pharmaceuticals Inc.
Rajender Kamboj
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Bicyclic heterocyclic derivatives and their use as inhibitors of st...
Patent number
7,547,698
Issue date
Jun 16, 2009
Xenon Pharmaceuticals Inc.
Rajender Kamboj
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pyridazine derivatives and their use as therapeutic agents
Patent number
7,514,436
Issue date
Apr 7, 2009
Xenon Pharmaceuticals Inc.
Heinz W. Gschwend
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Piperazine derivatives and their use as therapeutic agents
Patent number
7,456,180
Issue date
Nov 25, 2008
Xenon Pharmaceuticals Inc.
Serguei Sviridov
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pyridazine derivatives and their use as therapeutic agents
Patent number
7,335,658
Issue date
Feb 26, 2008
Xenon Pharmaceuticals Inc.
Nagasree Chakka
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
SPIRO-OXINDOLE COMPOUNDS AND THEIR USE AS THERAPEUTIC AGENTS
Publication number
20170114075
Publication date
Apr 27, 2017
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SPIRO-OXINDOLE COMPOUNDS AND THEIR USE AS THERAPEUTIC AGENTS
Publication number
20150291623
Publication date
Oct 15, 2015
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Application
BIARYL ETHER SULFONAMIDES AND THEIR USE AS THERAPEUTIC AGENTS
Publication number
20140256736
Publication date
Sep 11, 2014
Xenon Pharmaceuticals Inc.
Shifeng Liu
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SPIRO-OXINDOLE COMPOUNDS AND THEIR USE AS THERAPEUTIC AGENTS
Publication number
20130252962
Publication date
Sep 26, 2013
Mikhail CHAFEEV
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PYRIDYL DERIVATIVES AND THEIR USE AS THERAPEUTIC AGENTS
Publication number
20130079354
Publication date
Mar 28, 2013
Xenon Pharmaceuticals Inc.
Melwyn ABREO
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SPIRO-OXINDOLE COMPOUNDS AND THEIR USES AS THERAPEUTIC AGENTS
Publication number
20120295897
Publication date
Nov 22, 2012
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SPIRO-OXINDOLE COMPOUNDS AND THEIR USES AS THERAPEUTIC AGENTS
Publication number
20120122909
Publication date
May 17, 2012
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SPIROHETEROCYCLIC COMPOUNDS AND THEIR USES AS THERAPEUTIC AGENTS
Publication number
20120035199
Publication date
Feb 9, 2012
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Application
ORGANIC COMPOUNDS
Publication number
20120004164
Publication date
Jan 5, 2012
Novartis AG
Natalie Dales
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SPIRO (FURO [3, 2-C] PYRIDINE-3-3' -INDOL) -2' (1'H)-ONE DERIVATIVE...
Publication number
20110294842
Publication date
Dec 1, 2011
Xenon Pharmaceuticals Inc.
Jean-Jacques Cadieux
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SPIRO-OXINDOLE COMPOUNDS AND THEIR USES AS THERAPEUTIC AGENTS
Publication number
20110251224
Publication date
Oct 13, 2011
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Application
USE OF SPIRO-OXINDOLE COMPOUNDS AS THERAPEUTIC AGENTS
Publication number
20110172282
Publication date
Jul 14, 2011
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SPIRO-OXINDOLE COMPOUNDS AND THEIR USE AS THERAPEUTIC AGENTS
Publication number
20110112162
Publication date
May 12, 2011
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SPIROHETEROCYCLIC COMPOUNDS AND THEIR USES AS THERAPEUTIC AGENTS
Publication number
20110034500
Publication date
Feb 10, 2011
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Application
HETEROCYCLIC DERIVATIVES AND THEIR USE AS THERAPEUTIC AGENTS
Publication number
20110009414
Publication date
Jan 13, 2011
Xenon Pharmaceuticals Inc.
Rajender Kamboj
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PYRIDYL DERIVATIVES AND THEIR USE AS THERAPEUTIC AGENTS
Publication number
20100305138
Publication date
Dec 2, 2010
Melwyn Abreo
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
ORGANIC COMPOUNDS
Publication number
20100233116
Publication date
Sep 16, 2010
Natalie Dales
C07 - ORGANIC CHEMISTRY
Information
Patent Application
USE OF SPIRO-OXINDOLE COMPOUNDS AS THERAPEUTIC AGENTS
Publication number
20100173967
Publication date
Jul 8, 2010
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SPIRO (FURO [3, 2-C] PYRIDINE-3-3' -INDOL) -2' (1'H)-ONE DERIVATIVE...
Publication number
20100160362
Publication date
Jun 24, 2010
Xenon Pharmaceuticals Inc.
Jean-Jacques Cadieux
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SPIRO-OXINDOLE COMPOUNDS AND THEIR USE AS THERAPEUTIC AGENTS
Publication number
20100137299
Publication date
Jun 3, 2010
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SPIRO-OXINDOLE COMPOUNDS AND THEIR USES AS THERAPEUTIC AGENTS
Publication number
20100130487
Publication date
May 27, 2010
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SPIRO-OXINDOLE COMPOUNDS AND THEIR USES AS THERAPEUTIC AGENTS
Publication number
20100125072
Publication date
May 20, 2010
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Application
SPIRO-OXINDOLE COMPOUNDS AND THEIR USE AS THERAPEUTIC AGENTS
Publication number
20100099728
Publication date
Apr 22, 2010
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PYRIDYL DERIVATIVES AND THEIR USE AS THERAPEUTIC AGENTS
Publication number
20100048584
Publication date
Feb 25, 2010
Xenon Pharmaceuticals Inc.
Melwyn Abreo
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
HETEROCYCLIC DERIVATIVES AND THEIR USE AS THERAPEUTIC AGENTS
Publication number
20090291957
Publication date
Nov 26, 2009
Xenon Pharmaceuticals Inc.
Rajender Kamboj
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PYRIDAZINE DERIVATIVES AND THEIR USE AS THERAPEUTIC AGENTS
Publication number
20090197890
Publication date
Aug 6, 2009
Xenon Pharmaceuticals Inc.
Heinz W. Gschwend
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
COMBINATION THERAPY
Publication number
20090131447
Publication date
May 21, 2009
Xenon Pharmaceuticals Inc.
Rajender Kamboj
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
TRICYCLIC COMPOUNDS USEFUL IN TREATING IRON DISORDERS
Publication number
20090069408
Publication date
Mar 12, 2009
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY
Information
Patent Application
PIPERAZINE DERIVATIVES AND THEIR USE AS THERAPEUTIC AGENTS
Publication number
20090030008
Publication date
Jan 29, 2009
Xenon Pharmaceuticals Inc.
Serguei Sviridov
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
BIARYL AND BIHETEROARYL COMPOUNDS USEFUL IN TREATING IRON DISORDERS
Publication number
20080234384
Publication date
Sep 25, 2008
Xenon Pharmaceuticals Inc.
Mikhail Chafeev
C07 - ORGANIC CHEMISTRY