Additional Hetero Ring Which Is Unsaturated And Is Not One Of The Cyclos Of A Purine Ring System Patents (Class 544/269)
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Patent number: 9221821Abstract: Methods for the synthesis of disubstituted aminouracils and xanthine and/or xanthine-related compounds are provided.Type: GrantFiled: May 31, 2013Date of Patent: December 29, 2015Assignee: Forest Laboratories Holdings, LimitedInventors: Nhut Diep, Yuriy B. Kalyan
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Publication number: 20150133475Abstract: The invention relates to the compounds of formula I or its pharmaceutical acceptable salts, as well as polymorphs, solvates, enantiomers, stereoisomers and hydrates thereof. The pharmaceutical compositions comprising an effective amount of compounds of formula I, and methods for the treatment of periodontitis and rheumatoid arthritis may be formulated for oral, buccal, rectal, topical, transdermal, transmucosal, intravenous, parenteral administration, syrup, or injection.Type: ApplicationFiled: May 13, 2013Publication date: May 14, 2015Inventor: Mahesh Kandula
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Publication number: 20150087660Abstract: The invention relates to the compounds of formula I or its pharmaceutical acceptable salts, as well as polymorphs, solvates, enantiomers, stereoisomers and hydrates thereof. The pharmaceutical compositions comprising an effective amount of compounds of formula I, and methods for the treatment of chronic diseases and inflammatory disorders may be formulated for oral, buccal, rectal, topical, transdermal, transmucosal, intravenous, parenteral administration, syrup, or injection.Type: ApplicationFiled: February 27, 2013Publication date: March 26, 2015Inventor: Mahesh KANDULA
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Patent number: 8969364Abstract: The present invention relates to 4-pyridinone compounds which are inhibitors of catechol O-methyltransferase (COMT), and are useful in the treatment and prevention of neurological and psychiatric disorders and diseases in which COMT enzyme is involved. The present invention also relates to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases in which COMT is involved.Type: GrantFiled: February 28, 2011Date of Patent: March 3, 2015Assignee: Merck Sharp & Dohme Corp.Inventors: Scott Wolkenberg, Scott T. Harrison, James C. Barrow, Zhijian Zhao, Jeffrey Melamed, Nathan R. Kett, Amy Zartman
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Publication number: 20150025089Abstract: The invention relates to an improved process for preparing enantiomerically pure 8-(3-aminopiperidin-1-yl)-xanthines.Type: ApplicationFiled: October 6, 2014Publication date: January 22, 2015Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBHInventors: Waldemar PFRENGLE, Thorsten PACHUR, Thomas NICOLA, Adil DURAN
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Publication number: 20150018321Abstract: Derivatives of 1-phenyl-2-pyridinyl alkyl alcohols are useful as inhibitors of the phosphodiesterase 4 (PDE4) enzyme.Type: ApplicationFiled: September 25, 2014Publication date: January 15, 2015Applicant: Chiesi Farmaceutici S.p.A.Inventors: Maurizio DELCANALE, Elisabetta ARMANI, Gabriele AMARI
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Patent number: 8883805Abstract: The invention relates to an improved process for preparing enantiomerically pure 8-(3-aminopiperidin-1-yl)-xanthines.Type: GrantFiled: March 1, 2013Date of Patent: November 11, 2014Assignee: Boehringer Ingelheim International GmbHInventors: Waldemar Pfrengle, Thorsten Pachur, Thomas Nicola, Adil Duran
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Publication number: 20140275528Abstract: Compounds, compositions and methods are described for inhibiting the TRPC5 ion channel and disorders related to TRPC5.Type: ApplicationFiled: March 14, 2014Publication date: September 18, 2014Applicant: HYDRA BIOSCIENCES, INC.Inventors: Bertrand L. Chenard, Randall J. Gallaschun, Spencer David Kimball
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Patent number: 8759361Abstract: 2-Phenoxy pyrimidinone analogues are provided, of the Formula: wherein variables are as described herein. Such compounds are ligands that may be used to modulate specific receptor activity in vivo or in vitro, and are particularly useful in the treatment of conditions associated with pathological receptor activation in humans, domesticated companion animals and livestock animals. Pharmaceutical compositions and methods for using such compounds to treat such disorders are provided, as are methods for using such ligands for receptor localization studies.Type: GrantFiled: August 22, 2011Date of Patent: June 24, 2014Assignee: Neurogen CorporationInventors: Rajagopal Bakthavatchalam, Scott M. Capitosti, Jianjun Xu, Bertrand L. Chenard, Manuka Ghosh, Charles A. Blum
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Publication number: 20140135301Abstract: Derivatives of 1-phenyl-2-pyridinyl alkyl alcohols are useful as inhibitors of the phosphodiesterase 4 (PDE4) enzyme.Type: ApplicationFiled: January 22, 2014Publication date: May 15, 2014Applicant: Chiesi Farmaceutici S.p.A.Inventors: Maurizio Delcanale, Elisabetta Armani, Gabriele Amari
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8-[3-amino-piperidin-1-yl]-xanthines, their preparation and their use as pharmaceutical compositions
Patent number: 8697868Abstract: Disclosed are substituted xanthines of the formula wherein R is defined as in claim 1, the tautomers, the stereoisomers, the mixtures thereof and the salts thereof, which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).Type: GrantFiled: January 27, 2009Date of Patent: April 15, 2014Assignee: Boehringer Ingelheim International GmbHInventors: Frank Himmelsbach, Elke Langkopf, Matthias Eckhardt, Mohammad Tadayyon, Leo Thomas -
Publication number: 20140057901Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R4 are as defined herein, the tautomers and the stereoisomers thereof, mixtures thereof, the prodrugs and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).Type: ApplicationFiled: February 21, 2013Publication date: February 27, 2014Applicant: Boehringer Ingelheim Pharma GmbH & Co. KGInventors: Frank HIMMELSBACH, Michael MARK, Matthias ECKHARDT, Elke LANGKOPF, Roland MAIER, Ralf LOTZ
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Patent number: 8637530Abstract: The invention relates to 8-[3-amino-piperidin-1-yl]-xanthines and the physiologically acceptable salts thereof, particularly the hydrochlorides thereof.Type: GrantFiled: January 9, 2012Date of Patent: January 28, 2014Assignee: Boehringer Ingelheim International GmbHInventors: Waldemar Pfrengle, Peter Sieger
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Publication number: 20130324724Abstract: Methods for the synthesis of disubstituted aminouracils and xanthine and/or xanthine-related compounds are provided.Type: ApplicationFiled: May 31, 2013Publication date: December 5, 2013Inventors: Nhut Diep, Yuriy B. Kalyan
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Patent number: 8552019Abstract: The instant invention provides for compounds of formula A that inhibit PDK1 activity: The invention also provides for compositions comprising such inhibitory compounds and methods of inhibiting PDK1 activity by administering the compound to a patient in need of treatment of cancer.Type: GrantFiled: November 24, 2009Date of Patent: October 8, 2013Assignee: Merck Sharp & Dohme Corp.Inventors: Kevin A. Keenan, Alan B. Northrup
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Publication number: 20130178485Abstract: The invention relates to an improved process for preparing enantiomerically pure 8-(3-aminopiperidin-1-yl)-xanthines.Type: ApplicationFiled: March 1, 2013Publication date: July 11, 2013Applicant: Boehringer Ingelheim International GmbHInventors: Waldemar PFRENGLE, Thorsten PACHUR, Thomas NICOLA, Adil DURAN
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Publication number: 20130165428Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R4 are defined as in claim 1, the tautomers and the stereoisomers thereof, mixtures thereof, the prodrugs and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).Type: ApplicationFiled: February 21, 2013Publication date: June 27, 2013Applicant: Boehringer Ingelheim Pharma GmbH & Co. KGInventors: Frank HIMMELSBACH, Michael MARK, Matthias ECKHARDT, Elke LANGKOPF, Roland MAIER, Ralf R.H. LOTZ
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Publication number: 20130137648Abstract: Derivatives of 1-phenyl-2-pyridinyl alkyl alcohols are useful as inhibitors of the phosphodiesterase 4 (PDE4) enzyme.Type: ApplicationFiled: January 23, 2013Publication date: May 30, 2013Applicant: Chiesi Farmaceutici S.p.A.Inventor: Chiesi Farmaceutici S.p.A.
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Publication number: 20130102576Abstract: Compounds, pyridine N-oxides, and pharmaceutically acceptable salts of formula (I) are useful as inhibitors of the phosphodiesterase 4 (PDE4) enzyme and for preventing and/or treating diseases of the respiratory tract characterized by airway obstruction, such as asthma or COPD.Type: ApplicationFiled: October 19, 2012Publication date: April 25, 2013Applicant: Chiesi Farmaceutici S.p.A.Inventor: Chiesi Farmaceutici S.p.A.
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Patent number: 8420813Abstract: The present invention provides compounds and pharmaceutical compositions that are selective antagonists of A2B adenosine receptors (ARs). These compounds and compositions are useful as pharmaceutical agents. Also provided are processes for the preparation of the compounds and their intermediates such as: wherein: R2 and R21 are defined in the description.Type: GrantFiled: July 15, 2009Date of Patent: April 16, 2013Assignee: Dogwood Pharmaceuticals, Inc.Inventors: Guoquan Wang, Jayson M Rieger, Robert Thompson
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Patent number: 8362025Abstract: Compounds of formula (I) and compositions comprising a compound of formula (I) for treating disorders related to TRPA1 are described herein.Type: GrantFiled: December 22, 2009Date of Patent: January 29, 2013Assignee: Hydra Biosciences, Inc.Inventors: Howard Ng, Jianfeng Hang
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Patent number: 8324224Abstract: Disclosed are novel compounds that are A2B adenosine receptor antagonists, useful for treating various disease states, including asthma and diarrhea.Type: GrantFiled: June 27, 2011Date of Patent: December 4, 2012Assignee: Gilead Sciences, Inc.Inventors: Rao Kalla, Thao Perry, Elfatih Elzein, Vaibhav Varkhedkar, Xiaofen Li, Prabha Ibrahim, Venkata Palle, Dengming Xiao, Jeff Zablocki
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Patent number: 8309543Abstract: The present invention relates to compounds useful as inhibitors of voltage-gated sodium channels. The invention also provides pharmaceutically acceptable compositions comprising the compounds of the invention and methods of using the compositions in the treatment of various disorders.Type: GrantFiled: May 23, 2012Date of Patent: November 13, 2012Assignee: Vertex Pharmaceuticals IncorporatedInventors: Jesus E. Gonzalez, III, Andreas P. Termin, Esther Martinborough, Nicole Hilgraf
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Publication number: 20120252783Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R4 are as defined herein, the tautomers and the stereoisomers thereof, mixtures thereof, the prodrugs and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).Type: ApplicationFiled: June 15, 2012Publication date: October 4, 2012Applicant: BOEHRINGER INGELHEIM PHARMA & CO. KGInventors: Frank HIMMELSBACH, Michael MARK, Matthias ECKHARDT, Elke LANGKOPF, Roland MAIER, Ralf LOTZ
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Publication number: 20120252782Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R4 are defined as in claim 1, the tautomers and the stereoisomers thereof, mixtures thereof, the prodrugs and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).Type: ApplicationFiled: June 15, 2012Publication date: October 4, 2012Applicant: BOEHRINGER INGELHEIM PHARMA GMBH AND CO. KGInventors: Frank HIMMELSBACH, Michael MARK, Matthias ECKHARDT, Elke LANGKOPF, Roland MAIER, Ralf R.H. LOTZ
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Publication number: 20120225812Abstract: The present invention provides substituted fused pyrimidine compounds of formula (I), their tautomers, polymorphs, stereoisomers, prodrugs, solvates, pharmaceutically acceptable salts, pharmaceutical compositions containing them and methods of treating conditions and diseases that are mediated by adenosine receptor (AR) activity. The present invention also provides process of preparation of compounds of formula (I).Type: ApplicationFiled: November 9, 2010Publication date: September 6, 2012Applicant: Advinus Therapeutics LimitedInventors: Vidya Ramdas, Summon Koul, Sujay Basu, Yogesh Waman, Yogesh Shejul, Dinesh Barawkar, Ventaka Poornapragnacharyulu Palle
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Patent number: 8258142Abstract: The present invention provides substituted 8-[6-amino-3-pyridyl]xanthines such as the following: and pharmaceutical compositions that are selective antagonists of A2B adenosine receptors (ARs). These compounds and compositions are useful as pharmaceutical agents.Type: GrantFiled: December 14, 2010Date of Patent: September 4, 2012Assignee: Dogwood Pharmaceuticals, Inc.Inventors: Guoquan Wang, Robert D. Thompson, Jayson M. Rieger
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Patent number: 8252797Abstract: Compounds of the present disclosure are fused pyrimidine compounds of formula (I), its tautomers, polymorphs, stereoisomers, prodrugs, solvate or a pharmaceutically acceptable salts thereof, as Adenosine receptor antagonists. Processes of their preparation are also described in the disclosure.Type: GrantFiled: March 26, 2009Date of Patent: August 28, 2012Assignee: Advinus Therapeutics Pvt. Ltd.Inventors: Venkata Palle, Sujay Basu, Yogesh Waman, Vidya Ramdas, Dinesh Barawkar, Meena Patel, Anil Panmand
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Patent number: 8252798Abstract: A compound of the formula: and pharmaceutical compositions for the treatment of pain.Type: GrantFiled: December 9, 2009Date of Patent: August 28, 2012Assignee: Eli Lilly and CompanyInventors: Peter Charles Astles, Rossella Guidetti, Sean Patrick Hollinshead, Michael Wade Tidwell
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Publication number: 20120208829Abstract: 2-Phenoxy pyrimidinone analogues are provided, of the Formula: wherein variables are as described herein. Such compounds are ligands that may be used to modulate specific receptor activity in vivo or in vitro, and are particularly useful in the treatment of conditions associated with pathological receptor activation in humans, domesticated companion animals and livestock animals. Pharmaceutical compositions and methods for using such compounds to treat such disorders are provided, as are methods for using such ligands for receptor localization studies.Type: ApplicationFiled: August 22, 2011Publication date: August 16, 2012Applicant: Neurogen CorporationInventors: Rajagopal Bakthavatchalam, Scott M. Capitosti, Jianjun Xu, Bertrand L. Chenard, Manuka Ghosh, Charles A. Blum
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Patent number: 8202861Abstract: The present invention relates to compounds useful as inhibitors of voltage-gated sodium channels. The invention also provides pharmaceutically acceptable compositions comprising the compounds of the invention and methods of using the compositions in the treatment of various disorders.Type: GrantFiled: August 9, 2004Date of Patent: June 19, 2012Assignee: Vertex Pharmaceuticals IncorporatedInventors: Jesus E Gonzales, III, Andreas P Termin, Esther Martinborough, Nicole Zimmerman
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Publication number: 20120142712Abstract: The invention relates to 8-[3-amino-piperidin-1-yl]-xanthines and the physiologically acceptable salts thereof, particularly the hydrochlorides thereof.Type: ApplicationFiled: January 9, 2012Publication date: June 7, 2012Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBHInventors: Waldemar PFRENGLE, Peter Sieger
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Patent number: 8163479Abstract: The invention relates to substrates for O6-alkylguanine-DNA alkyltransferases (AGT) of formula R1-A-X—CH2—R3—R4-L1, wherein A is a group recognized by AGT as a substrate, X is oxygen or sulfur, R1 is a group —R2-L2 or a group R5, R2 and R4 are, independently of each other, a linker, R3 is an aromatic or a heteroaromatic group, or an optionally substituted unsaturated alkyl, cycloalkyl or heterocyclyl group with the double bond connected to CH2, R5 is arylmethyl or heteroarylmethyl or an optionally substituted cycloalkyl, cycloalkenyl or heterocyclyl group, L1 is a label, a plurality of same or different labels, a bond connecting R4 to A forming a cyclic substrate, or a further group —R3—CH2—X-A-R1, and L2 is a label or a plurality of same or different labels. The invention further relates to methods of transferring a label from these substrates to O6-alkylguanine-DNA alkyltransferases (AGT) and AGT fusion proteins.Type: GrantFiled: March 1, 2005Date of Patent: April 24, 2012Assignee: Ecole Polytechnique Federale de LausanneInventors: Hughes Jaccard, Kai Johnsson, Maik Kindermann, India Christina Sielaff
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Patent number: 8153628Abstract: The present invention provides compounds and pharmaceutical compositions that are substituted xanthines of formula I: or pharmaceutically acceptable salts thereof, wherein: Z is selected from the group consisting of oxazoyl, isoxazoyl, thiazolyl, and isothiazoyl; and Z1 is a 5-14 member substituted or unsubstituted heteroaryl ring; which are selective antagonists of A2B adenosine receptors (ARs). These compounds and compositions are useful as pharmaceutical agents.Type: GrantFiled: July 22, 2009Date of Patent: April 10, 2012Assignee: Forest Laboratories Holdings LimitedInventors: Guoquan Wang, Jayson M Rieger, Robert D Thompson
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Patent number: 8143264Abstract: The present invention relates to a xanthine compound derivative which is 3-butyl-8-chloro-1-(3-{5-[(4-fluorophenyl)methyl]-2H-tetrazol-2-yl}propyl)-3,7-dihydro-1H-purine-2,6-dione: a pharmaceutically acceptable salt thereof, corresponding pharmaceutical formulations, combinations, preparation methods and methods or uses in treatment of diseases where under-activation of the HM74A receptor contributes to the disease or where activation of the receptor will be beneficial.Type: GrantFiled: August 8, 2006Date of Patent: March 27, 2012Assignee: GlaxoSmithKline LLCInventors: Richard Jonathan Daniel Hatley, Andrew McMurtrie Mason, Ivan Leo Pinto
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Publication number: 20120035158Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R4 are defined as in claim 1, the tautomers and the stereoisomers thereof, mixtures thereof, the prodrugs and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).Type: ApplicationFiled: October 25, 2011Publication date: February 9, 2012Applicant: BOEHRINGER INGELHEIM PHARMA GMBH AND CO. KGInventors: Frank HIMMELSBACH, Michael MARK, Matthias ECKHARDT, Elke LANGKOPF, Roland MAIER, Ralf R.H. LOTZ
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Patent number: 8106060Abstract: The invention relates to 8-[3-amino-piperidin-1-yl]-xanthines and the physiologically acceptable salts thereof, particularly the hydrochlorides thereof.Type: GrantFiled: July 30, 2006Date of Patent: January 31, 2012Assignee: Boehringer Ingelheim International GmbHInventors: Waldemar Pfrengle, Peter Sieger
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Patent number: 8044061Abstract: Disclosed are novel compounds of the general formula (Ia), and pharmaceutically acceptable salts, isomers, diastereomers or enantiomers thereof and their use as medicines, for example in the treatment of dopamine-related movement disorders.Type: GrantFiled: December 21, 2007Date of Patent: October 25, 2011Assignee: UCB Pharma GmbHInventors: Christa E. Müller, Jörg Hockemeyer, Nikolay T. Tzvetkov, Joachim C. Burbiel
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Publication number: 20110237532Abstract: The present invention provides a pharmaceutical composition comprising 1-[(3-cyano-pyridin-2-yl)methyl]-3-methyl-7-(2-butyn-1-yl)-8-[3-(R)-amino-piperidin-1-yl]-xanthine or a pharmaceutically acceptable form thereof as pharmaceutically active compound for the therapy of a metabolic disorder or metabolic disease of a predominantly carnivorous non-human animal. It is especially useful for the therapy of diabetes and related diseases of predominantly carnivorous mammals like cats or dogs. The invention further provides respective uses of such compositions and of 1-[(3-cyano-pyridin-2-yl)methyl]-3-methyl-7-(2-butyn-1-yl)-8-[3-(R)-amino-piperidin-1-yl]-xanthine or pharmaceutically acceptable forms thereof.Type: ApplicationFiled: March 25, 2011Publication date: September 29, 2011Applicant: BOEHRINGER INGELHEIM VETMEDICA GMBHInventors: Frerich DE VRIES, Dirk HOERSTERMANN, Ingo LANG, Michael MARK, Randolph SEIDLER, Leo THOMAS
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Patent number: 8026244Abstract: There are disclosed novel compounds of Formula (I) wherein L, R1, X and Y are as defined in the specification, and pharmaceutically acceptable salts thereof; together with processes for their preparation, compositions containing them and their use in therapy. The compounds are inhibitors of the enzyme MPO and are thereby particularly useful in the treatment or prophylaxis of neuroinflammatory disorders, cardio- and cerebrovascular atherosclerotic disorders and peripheral artery disease and respiratory disorders.Type: GrantFiled: April 12, 2007Date of Patent: September 27, 2011Assignee: AstraZeneca ABInventors: Anna-Karin Tiden, Jenny Viklund
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Patent number: 8003656Abstract: 2-Phenoxy pyrimidinone analogues are provided, of the Formula: wherein variables are as described herein. Such compounds are ligands that may be used to modulate specific receptor activity in vivo or in vitro, and are particularly useful in the treatment of conditions associated with pathological receptor activation in humans, domesticated companion animals and livestock animals. Pharmaceutical compositions and methods for using such compounds to treat such disorders are provided, as are methods for using such ligands for receptor localization studies.Type: GrantFiled: August 22, 2007Date of Patent: August 23, 2011Assignee: Neurogen CorporationInventors: Rajagopal Bakthavatchalam, Scott M. Capitosti, Jianjun Xu, Bertrand L. Chenard, Manuka Ghosh, Charles A. Blum
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Publication number: 20110144083Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R4 are defined as in claim 1, the tautomers and the stereoisomers thereof, mixtures thereof, the prodrugs and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).Type: ApplicationFiled: February 23, 2011Publication date: June 16, 2011Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBHInventors: Frank HIMMELSBACH, Michael MARK, Matthias ECKHARDT, Elke LANGKOPF, Roland MAIER, Ralf R. H. LOTZ
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Publication number: 20110144095Abstract: The present invention relates to substituted xanthines of general formula wherein R1 to R4 are as defined herein, the tautomers and the stereoisomers thereof, mixtures thereof, the prodrugs and the salts thereof which have valuable pharmacological properties, particularly an inhibiting effect on the activity of the enzyme dipeptidylpeptidase-IV (DPP-IV).Type: ApplicationFiled: February 23, 2011Publication date: June 16, 2011Applicant: BOEHRINGER INGELHEIM PHARMA & CO. KGInventors: Frank HIMMELSBACH, Michael MARK, Matthias ECKHARDT, Elke LANGKOPF, Roland MAIER, Ralf LOTZ
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Publication number: 20110144070Abstract: Derivatives of 1-phenyl-2-pyridinyl alkyl alcohols are useful as inhibitors of the phosphodiesterase 4 (PDE4) enzyme.Type: ApplicationFiled: February 22, 2011Publication date: June 16, 2011Applicant: Chiesi Farmaceutici S.p.A.Inventors: Maurizio Delcanale, Elisabetta Armani, Gabriele Amari
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Publication number: 20110086868Abstract: The present application describes isoindoles and derivatives thereof, or pharmaceutically acceptable salt forms thereof, which are useful inhibitors of VEGFR.Type: ApplicationFiled: December 16, 2010Publication date: April 14, 2011Applicant: NOVA Southeastern UniversityInventors: Appu Rathinavelu, Sivanesan Dakshanamurthy, Nagarajan Pattabiraman
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Publication number: 20110082139Abstract: The present invention provides substituted 8-[6-amino-3-pyridyl]xanthines and pharmaceutical compositions that are selective antagonists of A2B adenosine receptors (ARs). These compounds and compositions are useful as pharmaceutical agents.Type: ApplicationFiled: December 14, 2010Publication date: April 7, 2011Inventors: Guoquan WANG, Robert D. Thompson, Jayson M. Rieger
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Patent number: 7884100Abstract: The present invention provides substituted 8-[6-amino-3-pyridyl]xanthines like the compound shown in the following formula: and pharmaceutical compositions that are selective antagonists of A2B adenosine receptors (ARs). These compounds and compositions are useful as pharmaceutical agents.Type: GrantFiled: June 12, 2007Date of Patent: February 8, 2011Assignee: PGxHealth, LLCInventors: Guoquan Wang, Robert D. Thompson, Jayson M. Rieger
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Patent number: 7875608Abstract: The present invention provides substituted 8-[6-amino-3-pyridyl]xanthines like the compound shown in the following formula: and pharmaceutical compositions that are selective antagonists of A2B adenosine receptors (ARs). These compounds and compositions are useful as pharmaceutical agents.Type: GrantFiled: December 17, 2008Date of Patent: January 25, 2011Inventors: Robert D. Thompson, Guoquan Wang, Anthony Beauglehole, Frank Schmidtmann
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Publication number: 20100273780Abstract: The present invention provides compounds and pharmaceutical compositions that are selective antagonists of A2B adenosine receptors (ARs). These compounds and compositions are useful as pharmaceutical agents.Type: ApplicationFiled: April 19, 2010Publication date: October 28, 2010Applicant: PGXHEALTH, LLCInventors: Guoquan Wang, Jayson M. Rieger, Robert D. Thompson
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Publication number: 20100249154Abstract: Compounds and compositions for treating disorders related to TRPA1 are described herein.Type: ApplicationFiled: December 22, 2009Publication date: September 30, 2010Inventors: Howard Ng, Jianfeng Hang