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Klaus Dembowsky
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Boston, MA, US
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last 30 patents
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Patent Grant
Substituted 2, 6-diamino-3, 5-dicyano-4-arylpyridines and their use...
Patent number
8,242,281
Issue date
Aug 14, 2012
Bayer Intellectual Property GmbH
Ulrich Rosentreter
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted 2-oxy-3,5-dicyano-4aryl-6-aminopyridines and use thereof
Patent number
7,855,219
Issue date
Dec 21, 2010
Bayer Schering Pharma Aktiengesellschaft
Ulrich Rosentreter
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Adenosine receptor selective modulators
Patent number
7,825,255
Issue date
Nov 2, 2010
Bayer Schering Pharma Aktiengesellschaft
Ulrich Rosentreter
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Aminodicarboxylic acid derivatives having pharmaceutical properties
Patent number
7,781,470
Issue date
Aug 24, 2010
Bayer Schering Pharma Aktiengesellschaft
Cristina Alonso-Alija
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-phenyl substituted imidazotriazinones as phosphodiesterase inhibi...
Patent number
7,704,999
Issue date
Apr 27, 2010
Bayer Schering Pharma Aktiengesellschaft
Ulrich Niewöhner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-phenyl substituted imidazotriazinones as phosphodiesterase inhibi...
Patent number
7,696,206
Issue date
Apr 13, 2010
Bayer Schering Pharma Aktiengesellschaft
Ulrich Niewöhner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Dicarboxylic acid derivatives with pharmaceutical properties
Patent number
7,674,825
Issue date
Mar 9, 2010
Bayer Aktiengesellschaft
Cristina Alonso-Alija
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Aminodicarboxylic acid derivatives having pharmaceutical properties
Patent number
7,517,896
Issue date
Apr 14, 2009
Bayer Aktiengesellschaft
Cristina Alonso-Alija
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted 2-thio-3,5-dicyano-4-aryl-6-aminopyridines and their use
Patent number
7,504,421
Issue date
Mar 17, 2009
Ulrich Rosentreter
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-phenyl substituted imidazotriazinones as phosphodiesterase inhibi...
Patent number
7,314,871
Issue date
Jan 1, 2008
Bayer Aktiengesellschaft
Mazen Es-Sayed
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Medical uses of carbamate-substituted pyrazolo-pyridine derivatives
Patent number
7,291,622
Issue date
Nov 6, 2007
Bayer Aktiengesellschaft
Johannes-Peter Stasch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted 2-thio-3,5-dicyano-4-aryl-6-aminopyridines and the use...
Patent number
7,135,486
Issue date
Nov 14, 2006
Bayer Aktiengeselischaft
Ulrich Rosentreter
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted 2-carba-3,5-dicyano-4-aryl-6-aminopyridines and the use...
Patent number
7,129,255
Issue date
Oct 31, 2006
Bayer Aktiengesellschaft
Ulrich Rosentreter
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-Phenyl substituted imidazotriazinones as phosphodiesterase inhibi...
Patent number
7,122,540
Issue date
Oct 17, 2006
Bayer Healthcare AG
Mazen Es-Sayed
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Sulfonamide-substituted pyrazolopyridine compounds
Patent number
7,115,599
Issue date
Oct 3, 2006
Bayer Aktiengesellschaft
Johannes-Peter Stasch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Carbamate-substituted pyrazolopyridine-derivatives
Patent number
7,105,523
Issue date
Sep 12, 2006
Bayer Aktiengeselischaft
Johannes-Peter Stasch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Imidazo[1,3,5]triazinones and their use
Patent number
7,091,203
Issue date
Aug 15, 2006
Bayer Healthcare AG
Ulrich Niewöhner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Derivatives of dicarboxylic acid having pharmaceutical properties
Patent number
7,087,644
Issue date
Aug 8, 2006
Bayer Aktiengesellschaft
Cristina Alonso-Alija
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Substituted 2-thio-3,5-dicyano-4-phenyl-6-aminopyridines with adeno...
Patent number
7,078,417
Issue date
Jul 18, 2006
Bayer Aktiengesellschaft
Ulrich Rosentreter
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
7-Alkyl and cycloalkyl-substituted imidazotriazinones
Patent number
6,943,163
Issue date
Sep 13, 2005
Bayer Aktiengesellschaft
Ulrich Niewöhner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Lactam-substituted pyrazolopyridine derivatives
Patent number
6,903,089
Issue date
Jun 7, 2005
Bayer Aktiengesellschaft
Johannes-Peter Stasch
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
2-phenyl substituted imidazotriazinones as phosphodiesterase inhibi...
Patent number
6,890,922
Issue date
May 10, 2005
Bayer Healthcare AG
Mazen Es-Sayed
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Imidazotriazinones and the use thereof
Patent number
6,878,708
Issue date
Apr 12, 2005
Bayer Aktiengesellschaft
Mazen Es-Sayed
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Derivatives of dicarboxylic acid having pharmaceutical properties
Patent number
6,864,287
Issue date
Mar 8, 2005
Bayer Aktiengesellschaft
Cristina Alonso-Alija
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
7-alkyl-and cycloalkyl-substituted imidazotriazinones
Patent number
6,838,459
Issue date
Jan 4, 2005
Bayer Aktiengesellschaft
Ulrich Niewöhner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Imidazo[1,3,5]triazinones and the use thereof
Patent number
6,803,365
Issue date
Oct 12, 2004
Bayer Aktlengesellschaft
Ulrich Niewöhner
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Isoxazolo pyrimidinones and the use thereof
Patent number
6,777,416
Issue date
Aug 17, 2004
Bayer Aktiengesellschaft
Ulrich Niewöhner
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Substituted pyrazole derivatives condensed with six-membered hetero...
Patent number
6,743,798
Issue date
Jun 1, 2004
Bayer Aktiengesellschaft
Alexander Straub
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Pyridine-substituted pyrazolopyridine derivatives
Patent number
6,693,102
Issue date
Feb 17, 2004
Bayer Aktiengesellschaft
Johannes-Peter Stasch
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Triazolotriazinones and the use thereof
Patent number
6,683,081
Issue date
Jan 27, 2004
Bayer Aktiengesellschaft
Ulrich Niewöhner
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
2-PHENYL SUBSTITUTED IMIDAZOTRIAZINONES AS PHOSPHODIESTERASE INHIBI...
Publication number
20130059844
Publication date
Mar 7, 2013
Bayer Schering Pharma Aktiengesellschaft
Ulrich Niewöhner
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Substituted 2, 6-Diamino-3, 5-Dicyano-4-Aryl-Pyridines And Their Us...
Publication number
20130040992
Publication date
Feb 14, 2013
Bayer Intellectual Property GmbH
Ulrich Rosentreter
C07 - ORGANIC CHEMISTRY
Information
Patent Application
2-PHENYL SUBSTITUTED IMIDAZOTRIAZINONES AS PHOSPHODIESTERASE INHIBI...
Publication number
20110009367
Publication date
Jan 13, 2011
Bayer Schering Pharma Aktiengesellschaft
Ulrich Niewöhner
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NOVEL AMINODICARBOXYLIC ACID DERIVATIVES HAVING PHARMACEUTICAL PROP...
Publication number
20100317854
Publication date
Dec 16, 2010
Bayer Schering Pharma Aktiengesellschaft
Cristina Alonso-Alija
C07 - ORGANIC CHEMISTRY
Information
Patent Application
2-PHENYL SUBSTITUTED IMIDAZOTRIAZINONES AS PHOSPHODIESTERASE INHIBI...
Publication number
20100016323
Publication date
Jan 21, 2010
Bayer Schering Pharma Aktiengesellschaft
Ulrich Niewöhner
C07 - ORGANIC CHEMISTRY
Information
Patent Application
NOVEL AMINODICARBOXYLIC ACID DERIVATIVES HAVING PHARMACEUTICAL PROP...
Publication number
20090203906
Publication date
Aug 13, 2009
Bayer Aktiengesellschaft
Cristina Alonso-Alija
C07 - ORGANIC CHEMISTRY
Information
Patent Application
2-Phenyl substituted imidazotriazinones as phosphodiesterase inhibi...
Publication number
20080113972
Publication date
May 15, 2008
Bayer Aktiengesellschaft
Ulrich Niewohner
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel dicarboxylic acid derivatives with pharmaceutical properties
Publication number
20080058314
Publication date
Mar 6, 2008
Bayer Aktiengesellschaft
Cristina Alonso-Alija
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Substituted 2, 6-diamino-3, 5-dicyano-4-arylpyridines and their use...
Publication number
20070213372
Publication date
Sep 13, 2007
Bayer Aktiengesellschaft
Ulrich Rosentreter
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Substituted 2-thio-3,5-dicyano-4-aryl-6-aminopyridines and their use
Publication number
20060264432
Publication date
Nov 23, 2006
Ulrich Rosentreter
C07 - ORGANIC CHEMISTRY
Information
Patent Application
2-Phenyl substituted imidazotriazinones as phosphodiesterase inhibi...
Publication number
20060189615
Publication date
Aug 24, 2006
Bayer Aktiengesellschaft
Ulrich Niewohner
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Adenosine receptor selective modulators
Publication number
20060154969
Publication date
Jul 13, 2006
Ulrich Rosentreter
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel aminodicarboxylic acid derivatives having pharmaceutical prop...
Publication number
20060094769
Publication date
May 4, 2006
Bayer Aktiengesellschaft
Cristina Alonso-Alija
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Substituted 2-oxy-3,5-dicyano-4-aryl-6-aminopyridines and use thereof
Publication number
20050261502
Publication date
Nov 24, 2005
Ulrich Rosentreter
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Medical uses of novel carbamate-substituted pyrazolopyridine deriva...
Publication number
20050261323
Publication date
Nov 24, 2005
Bayer Aktiengesellschaft
Johannes-Peter Stasch
C07 - ORGANIC CHEMISTRY
Information
Patent Application
2-Phenyl substituted imidazotriazinones as phosphodiesterase inhibi...
Publication number
20050070541
Publication date
Mar 31, 2005
Bayer Aktiengesellschaft
Ulrich Niewohner
C07 - ORGANIC CHEMISTRY
Information
Patent Application
7-Aikyl and cycloalkyl-substituted imidazotriazinones
Publication number
20050049250
Publication date
Mar 3, 2005
Bayer Aktiengesellschaft
Ulrich Niewohner
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel imidazo[1,3,5]triazinones and their use
Publication number
20050043303
Publication date
Feb 24, 2005
Bayer Aktiengesellschaft
Ulrich Niewohner
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Substituted 2,6-diamino-3,5-dicyano-4-aryl-pyridines and their use...
Publication number
20040162427
Publication date
Aug 19, 2004
Ulrich Rosentreter
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Substituted 2-carba-3,5-dicyano-4-aryl-6-aminopyridines and the use...
Publication number
20040110946
Publication date
Jun 10, 2004
Ulich Rosentreter
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Substituted 2-thio-3,5-dicyano-4-phenyl-6-aminopyridines with adeno...
Publication number
20040102626
Publication date
May 27, 2004
Ulrich Rosentreter
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel imidazotriazinones and the use thereof
Publication number
20040097498
Publication date
May 20, 2004
Ulrich Niewohner
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel carbamate-substituted pyrazolopyridine derivatives
Publication number
20040082596
Publication date
Apr 29, 2004
Johannes-Peter Stasch
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel sulfonamide-substituted pyrazolopyridine derivatives
Publication number
20040067937
Publication date
Apr 8, 2004
Johannes-Peter Stasch
C07 - ORGANIC CHEMISTRY
Information
Patent Application
2-phenyl substituted imidazotriazinones as phosphodiesterase inhibi...
Publication number
20040067945
Publication date
Apr 8, 2004
Ulrich Niewohner
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Triazolotriazinones and the use thereof
Publication number
20030212064
Publication date
Nov 13, 2003
Ulrich Niewohner
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Novel imidazo[1,3,5]triazinones and the use thereof
Publication number
20030195210
Publication date
Oct 16, 2003
Ulrich Niewöhner
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Isoxazolo pyrimidinones and the use thereof
Publication number
20030149033
Publication date
Aug 7, 2003
Ulrich Niewohner
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Application
Pyridine-substituted pyrazolopyridine derivatives
Publication number
20020173514
Publication date
Nov 21, 2002
Johannes-Peter Stasch
C07 - ORGANIC CHEMISTRY