Patents Assigned to Neurogen Corporation
  • Publication number: 20050154008
    Abstract: Disclosed are compounds of the formula: wherein X, Q, W and are as defined herein. These compounds are agonists, antagonists or inverse agonists for GABAA brain receptors or prodrugs of agonists, antagonists or inverse agonists for GABAA brain receptors and are therefore useful in the diagnosis and treatment of anxiety, depression, Down Syndrome, sleep and seizure disorders, overdose with benzodiazepine drugs and for enhancement of memory. Pharmaceutical compositions, including packaged pharmaceutical compositions, are further provided. Compounds of the invention are also useful as probes for the localization of GABAA receptors in tissue samples.
    Type: Application
    Filed: December 3, 2004
    Publication date: July 14, 2005
    Applicant: Neurogen Corporation, A Corporation of the State of Delaware
    Inventors: Guolin Cai, Pamela Albaugh, Jun Yuan
  • Patent number: 6916819
    Abstract: This invention relates to benzimidazoles, pyridylimidazoles and related bicyclic heteroaryl compounds, all of which may be described by of Formula I The invention is particularly related to such compounds that bind with high selectivity and high affinity to the benzodiazepine site of GABAA receptors. This invention also relates to pharmaceutical compositions comprising such compounds and to the use of such compounds in treatment of certain central nervous system (CNS) diseases. Novel processes for preparing compounds of Formula I are disclosed. This invention also relates to the use of benzimidazoles, pyridylimidazoles and related bicyclic heteroaryl compounds of Formula I in combination with one or more other CNS agents to potentiate the effects of the other CNS agents. Additionally this invention relates to the use such compounds as probes for the localization of GABAA receptors in tissue sections.
    Type: Grant
    Filed: December 21, 2001
    Date of Patent: July 12, 2005
    Assignee: Neurogen Corporation
    Inventors: Guiying Li, John M. Peterson, Pamela Albaugh, Kevin S. Currie, Guolin Cai, Linda M. Gustavson, Kyungae Lee, Alan Hutchison, Vinod Singh, George D. Maynard, Jun Yuan, Ling Hong Xie, Manuka Ghosh, Nian Liu
  • Patent number: 6916830
    Abstract: Substituted tetrahydroisoquinolines and related compounds are provided. Such compounds are ligands that may be used to modulate C5a receptor activity in vivo or in vitro, and are particularly useful in the treatment of conditions associated with pathological C5a receptor activation in humans, domesticated companion animals and livestock animals.
    Type: Grant
    Filed: April 15, 2004
    Date of Patent: July 12, 2005
    Assignee: Neurogen Corporation
    Inventors: Kyungae Lee, Scott A. Mitchell, Robert Ohliger, LuYan Zhang, He Zhao, Kevin S. Currie
  • Patent number: 6916827
    Abstract: Substituted ring-fused imidazole derivatives that bind to GABAA receptors are provided. Such compounds may be used to modulate ligand binding to GABAA receptors in vivo or in vitro, and are particularly useful in the treatment of a variety of central nervous system (CNS) disorders in humans, domesticated companion animals and livestock animals. Compounds provided herein may be administered alone or in combination with one or more other CNS agents to potentiate the effects of the other CNS agent(s). Pharmaceutical compositions and methods for treating such disorders are provided, as are methods for using such ligands for detecting GABAA receptors (e.g., receptor localization studies).
    Type: Grant
    Filed: May 15, 2003
    Date of Patent: July 12, 2005
    Assignee: Neurogen Corporation
    Inventors: George D. Maynard, Jun Yuan, George P. Luke, Kevin Currie
  • Patent number: 6894044
    Abstract: Disclosed are compounds of the formula: or pharmaceutically acceptable salts or pharmaceutically acceptable solvates thereof, wherein R1, R2, R3, X, Q1 and Q2 are defined herein, which compounds are ligands for neurokinin receptors, in particular NK-3 receptors, and are therefor useful in the treatment of a wide range of diseases or disorders including, but not limited to depression, anxiety, psychosis, obesity, pain, Parkinson's disease, Alzheimer's disease, neurodegenerative diseases, movement disorders, respiratory diseases, inflammatory diseases, neuropathy, immune disorders, migraine, biliary disfunction, and dermatitis.
    Type: Grant
    Filed: April 3, 2002
    Date of Patent: May 17, 2005
    Assignee: Neurogen Corporation
    Inventors: Jun Yuan, George D. Maynard, Alan Hutchison
  • Patent number: 6887875
    Abstract: Diarylpyrimidine compounds of Formula I are provided, wherein.
    Type: Grant
    Filed: May 22, 2002
    Date of Patent: May 3, 2005
    Assignee: Neurogen Corporation
    Inventors: Jianhua Huang, Kevin Hodggetts, Dario Doller, Ping Ge, Yasuchika Yamaguchi
  • Patent number: 6884815
    Abstract: This invention relates to low molecular weight, non-peptidic, non-peptidomimetic, organic molecules that act as modulators of mammalian complement C5a receptors, preferably ones that act as high affinity C5a receptor ligands and also to such ligands that act as antagonists or inverse agonists of complement C5a receptors. Preferred compounds of the invention possess some or all of the following properties in that they are: 1) multi-aryl in structure, 2) heteroaryl in structure, 3) a pharmaceutically acceptable oral dose can provide a detectable in vitro effect, 4) comprise fewer than four or preferably no amide bonds, and 5) capable of inhibiting leukocyte chemotaxis at nanomolar or sub-nanomolar concentrations. This invention also relates to pharmaceutical compositions comprising such compounds and the use of such compounds in treating a variety of inflammatory and immune system disorders. Additionally, this invention relates to the use such compounds as probes for the localization of C5a receptors.
    Type: Grant
    Filed: June 12, 2003
    Date of Patent: April 26, 2005
    Assignee: Neurogen Corporation
    Inventors: Andrew Thurkauf, Xiao-shu He, He Zhao, John Peterson, Xiaoyan Zhang, Robbin Brodbeck, James Krause, George Maynard, Alan Hutchison
  • Patent number: 6867009
    Abstract: This invention provides novel human capsaicin receptors and the nucleotide sequences encoding these receptors. Also provided are vectors encoding these receptors and mammalian and non-mammalian cells expressing these vectors. Further provided are assays for identifying compounds that modulate capsaicin receptors and diagnostic assays for capsaicin receptor polymorphisms and aberrant capsaicin receptor expression.
    Type: Grant
    Filed: September 18, 2002
    Date of Patent: March 15, 2005
    Assignee: Neurogen Corporation
    Inventors: Daniel N. Cortright, James E. Krause
  • Patent number: 6861529
    Abstract: This invention relates to cycloalkylpyrrole-3-carboxylic acid derivatives and heterocycloalkylpyrrole-3-carboxylic acid derivatives that bind with high selectively and/or high affinity to the benzodiazepine site of GABAA receptors. This invention also relates to pharmaceutical compositions comprising such compounds and to the use of such compounds in the treatment of central nervous system (CNS) diseases. This invention also relates to the use of these cycloalkylpyrrole-3-carboxylic acid derivatives and heterocycloalkylpyrrole-3-carboxylic acid derivatives in combination with one or more other CNS agents to potentiate the effects of the other CNS agents. Additionally this invention relates to the use such compounds as probes for the detection of GABAA receptors in tissue samples.
    Type: Grant
    Filed: April 24, 2002
    Date of Patent: March 1, 2005
    Assignees: Pfizer Inc, Neurogen Corporation
    Inventors: Daniel Yohannes, George Maynard, Xiaojun Liu
  • Patent number: 6858637
    Abstract: Substituted biaryl amides of Formula I are provided. Such compounds are ligands that may be used to modulate C5a receptor activity in vivo or in vitro, and are particularly useful in the treatment of conditions associated with pathological C5a receptor activation in humans, domesticated companion animals and livestock animals. Pharmaceutical compositions and methods for using them to treat such disorders are provided, as are methods for using such ligands for receptor localization studies.
    Type: Grant
    Filed: March 27, 2003
    Date of Patent: February 22, 2005
    Assignee: Neurogen Corporation
    Inventors: Yang Gao, Alan J. Hutchison, Wallace C. Pringle, Andrew Thurkauf, Taeyoung Yoon, He Zhao
  • Publication number: 20050038043
    Abstract: Compounds of Formula I are provided, as are methods for their preparation. The variables Z1, Z2, Z3, R4, R5, R6, R7, R8 and Ar in the above formula are defined herein. Such compounds may be used to modulate ligand binding to GABAA receptors in vivo or in vitro, and are particularly useful in the treatment of a variety of central nervous system (CNS) disorders in humans, domesticated companion animals and livestock animals. Compounds provided herein may be administered alone or in combination with one or more other CNS agents to potentiate the effects of the other CNS agent(s). Pharmaceutical compositions and methods for treating such disorders are provided, as are methods for using such ligands for detecting GABAA receptors (e.g., receptor localization studies).
    Type: Application
    Filed: July 23, 2004
    Publication date: February 17, 2005
    Applicant: Neurogen Corporation, A Corporation of the State of Delaware
    Inventors: Linghong Xie, Bingsong Han, Yuelian Xu, George Maynard, Bertrand Chenard, Kenneth Shaw, Yang Gao
  • Patent number: 6852730
    Abstract: Heterocyclic compounds such as 3,4,5,6-tetrahydro-2,3,10-triaza-benzo[e]azulene-1-carboxylic acid arylamides, 5,7-Dihydro-6H-pyrazolo[3,4-h]quinoline-9-carboxylic acid arylamides, 5,7-Dihydro-6H-pyrazolo[3,4-h]quinazoline-9-carboxylic acid arylamides, 2,4,5,6-Tetrahydro-1,2,6,7-tetraaza-as-indacene-8-carboxylic acid arylamides and related compounds are disclosed. These compounds are highly selective agonists, antagonists or inverse agonists for GABAA brain receptors or prodrugs of agonists, antagonists or inverse agonists for GABAA brain receptors and are therefore useful in the treatment of anxiety, depression, sleep and seizure disorders, overdose with benzodiazepine drugs, Alzheimer's dementia, and for enhancement of memory. Pharmaceutical compositions, including packaged pharmaceutical compositions, are further provided. Intermediates useful for the synthesis of pyrazolecarboxylic acid arylamides are also provided.
    Type: Grant
    Filed: February 7, 2003
    Date of Patent: February 8, 2005
    Assignee: Neurogen Corporation
    Inventors: George Maynard, Jun Yuan, Stanislaw Rachwal
  • Patent number: 6828329
    Abstract: Disclosed are compounds of the formula: wherein X, Q, W and are as defined herein. These compounds are agonists, antagonists or inverse agonists for GABAA brain receptors or prodrugs of agonists, antagonists or inverse agonists for GABAA brain receptors and are therefore useful in the diagnosis and treatment of anxiety, depression, Down Syndrome, sleep and seizure disorders, overdose with benzodiazepine drugs and for enhancement of memory. Pharmaceutical compositions, including packaged pharmaceutical compositions, are further provided. Compounds of the invention are also useful as probes for the localization of GABAA receptors in tissue samples.
    Type: Grant
    Filed: June 26, 2001
    Date of Patent: December 7, 2004
    Assignee: Neurogen Corporation
    Inventors: Guolin Cai, Pamela Albaugh, Jun Yuan
  • Publication number: 20040229870
    Abstract: The present invention also provides a general method to whereby mono-, bi-, or tricyclic heterocycles may be modified to obtain potent antagonists at the NPY1 receptor.
    Type: Application
    Filed: November 10, 2003
    Publication date: November 18, 2004
    Applicants: NEUROGEN CORPORATION, PFIZER INC.
    Inventors: Raymond F. Horvath, Jennifer N. Tran, Stephane De Lombaert, Kevin J. Hodgetts, Philip A. Carpino, David A. Griffith
  • Publication number: 20040229907
    Abstract: Disclosed are compounds of the formula: 1
    Type: Application
    Filed: June 14, 2004
    Publication date: November 18, 2004
    Applicant: Neurogen Corporation, A Corporation of the State of Delaware
    Inventors: Jun Yuan, George D. Maynard, Alan Hutchison
  • Patent number: 6797824
    Abstract: Disclosed are compounds of the formula: wherein R1 represents optionally substituted aryl, heteroaryl, arylalkyl, or cycloalkyl groups; X, Z, and Y are optionally substituted nitrogen or carbon atoms; R3 and R4 are organic or inorganic substitutents which may together form ring structutes; m is zero, one or two; and R5 and R6 are are organic or inorganic substituents; and the pharmaceutically acceptable addition salts thereof, which compounds are highly selective partial agonists or antagonists at brain dopamine receptor subtypes or prodrugs thereof and are useful in the diagnosis and treatment of affective disorders such as schizophrenia and depression as well as certain movement disorders such as Parkinsonism.
    Type: Grant
    Filed: March 18, 2002
    Date of Patent: September 28, 2004
    Assignee: Neurogen Corporation
    Inventors: Andrew Thurkauf, Raymond F. Horvath, Jun Yuan, John M. Peterson
  • Publication number: 20040176397
    Abstract: Disclosed are compounds of the formula 1
    Type: Application
    Filed: March 9, 2004
    Publication date: September 9, 2004
    Applicant: Neurogen Corporation
    Inventors: Guiying Li, John Peterson, Pamela Albaugh
  • Publication number: 20040176443
    Abstract: Disclosed are diaryl piperazines and related compounds. These compounds are selective modulators of capsaicin receptors, including human capsaicin receptors, that are, therefore, useful in the treatment of a chronic and acute pain conditions, itch and urinary incontinence. Methods of treatment of such disorders and well as packaged pharmaceutical compositions are also provided. Compounds of the invention are also useful as probes for the localization of capsaicin receptors and as standards in assays for capsaicin receptor binding and capsaicin receptor mediated cation conductance. Methods of using the compounds in receptor localization studies are given.
    Type: Application
    Filed: March 12, 2004
    Publication date: September 9, 2004
    Applicant: Neurogen Corporation
    Inventors: Rajagopal Bakthavatchalam, Alan Hutchison, Robert W. DeSimone, Kevin J. Hodgetts, James E. Krause, Geoffrey G. White
  • Publication number: 20040158067
    Abstract: 3-substituted-6-aryl pyridines of Formula I are provided: 1
    Type: Application
    Filed: November 7, 2003
    Publication date: August 12, 2004
    Applicant: Neurogen Corporation
    Inventors: Alan J. Hutchison, Jun Yuan, Kyungae Lee, George D. Maynard, Bertrand L. Chenard, Nian Liu, Qin Guo, Zihong Guo, Peter Hrnciar
  • Publication number: 20040156869
    Abstract: 1 Certain 2-substituted quinazolin-4-ylamine analogues are provided. 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 them to treat such disorders are provided, as are methods for using such ligands for receptor localization studies.
    Type: Application
    Filed: December 12, 2003
    Publication date: August 12, 2004
    Applicant: Neurogen Corporation
    Inventors: Rajagopal Bakthavatchalam, Charles A. Blum, Harry Brielmann, Timothy M. Caldwell, Stephane De Lombaert, Kevin J. Hodgetts, Xiaozhang Zheng