Patents by Inventor Iyassu K. Sebhat

Iyassu K. Sebhat has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10806724
    Abstract: The present invention provides certain substituted chromane, isochromane, and dihydroisobenzofuran compounds of formula (I): or a pharmaceutically acceptable salt thereof, wherein ring A is a moiety selected from: and ring B, n, R1, R2, R2A, R3, and R3A are as defined herein. The compounds of the invention are useful as mGluR2 inhibitors, or mGluR2 negative allosteric modulators (NAMs), and may be useful in methods of treating a patient for diseases or disorders in which the mGluR2-NAM receptor is involved, such as Alzheimer's disease, cognitive impairment, mild cognitive impairment, schizophrenia and other mood disorders, pain disorders and sleep disorders, by administering to the patient a therapeutically effective amount of a compound of the invention, or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: April 23, 2019
    Date of Patent: October 20, 2020
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Iyassu K. Sebhat, Ashok Arasappan, Scott B. Hoyt, Robert R. Wilkening, Duane DeMong
  • Publication number: 20190247374
    Abstract: The present invention provides certain substituted chromane, isochromane, and dihydroisobenzofuran compounds of formula (I): or a pharmaceutically acceptable salt thereof, wherein ring A is a moiety selected from: and ring B, n, R1, R2, R2A, R3, and R3A are as defined herein. The compounds of the invention are useful as mGluR2 inhibitors, or mGluR2 negative allosteric modulators (NAMs), and may be useful in methods of treating a patient for diseases or disorders in which the mGluR2-NAM receptor is involved, such as Alzheimer's disease, cognitive impairment, mild congnitive impairment, schizophrenia and other mood disorders, pain disorders and sleep disorders, by administering to the patient a therapeutically effective amount of a compound of the invention, or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: April 23, 2019
    Publication date: August 15, 2019
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Iyassu K. Sebhat, Ashok Arasappan, Scott B. Hoyt, Robert R. Wilkening, Duane DeMong
  • Patent number: 10335399
    Abstract: The present invention provides certain substituted chromane, isochromane, and dihydroisobenzofuran compounds of formula (I): or a pharmaceutically acceptable salt thereof, wherein ring A is a moiety selected from: and ring B, n, R1, R2, R2A, R3, and R3A are as defined herein. The compounds of the invention are useful as mGluR2 inhibitors, or mGluR2 negative allosteric modulators (NAMs), and may be useful in methods of treating a patient for diseases or disorders in which the mGluR2-NAM receptor is involved, such as Alzheimer's disease, cognitive impairment, mild cognitive impairment, schizophrenia and other mood disorders, pain disorders and sleep disorders, by administering to the patient a therapeutically effective amount of a compound of the invention, or a pharmaceutically acceptable salt thereof.
    Type: Grant
    Filed: September 25, 2017
    Date of Patent: July 2, 2019
    Inventors: Iyassu K. Sebhat, Ashok Arasappan, Scott B. Hoyt, Robert R. Wilkening, Duane DeMong
  • Patent number: 10072003
    Abstract: The present invention provides quinoline carboxamide and quinoline carbonitrile compounds of formula (I) or a pharmaceutically acceptable salt thereof, wherein R1, R2, L, X1, X2, and X3, are as defined herein. The compounds of the invention, and pharmaceutically acceptable salts thereof, and pharmaceutical compositions comprising them, are useful as non-competitive mGluR2 antagonists, or mGluR2 negative allosteric modulators (NAMs), and may be useful in methods of treating a person in need thereof for diseases or disorders in which the mGluR2-NAM receptor plays a causative role, such as Alzheimer's disease, cognitive impairment, schizophrenia and other mood disorders, pain disorders and sleep disorders.
    Type: Grant
    Filed: August 24, 2015
    Date of Patent: September 11, 2018
    Inventors: Ashok Arasappan, Christopher James Bungard, Jessica L. Frie, Yongxin Han, Scott B. Hoyt, Peter J. Manley, Robert S. Meissner, James J. Perkins, Iyassu K. Sebhat, Robert R. Wilkening, Kenneth J. Leavitt
  • Publication number: 20180085358
    Abstract: The present invention provides certain substituted chromane, isochromane, and dihydroisobenzofuran compounds of formula (I): or a pharmaceutically acceptable salt thereof, wherein ring A is a moiety selected from: and ring B, n, R1, R2, R2A, R3, and R3A are as defined herein. The compounds of the invention are useful as mGluR2 inhibitors, or mGluR2 negative allosteric modulators (NAMs), and may be useful in methods of treating a patient for diseases or disorders in which the mGluR2-NAM receptor is involved, such as Alzheimer's disease, cognitive impairment, mild cognitive impairment, schizophrenia and other mood disorders, pain disorders and sleep disorders, by administering to the patient a therapeutically effective amount of a compound of the invention, or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: September 25, 2017
    Publication date: March 29, 2018
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Iyassu K. Sebhat, Ashok Arasappan, Scott B. Hoyt, Robert R. Wilkening, Duane DeMong
  • Publication number: 20170305902
    Abstract: The present invention provides quinoline carboxamide and quinoline carbonitrile compounds of formula (I) or a pharmaceutically acceptable salt thereof, wherein R1, R2, L, X1, X2, and X3, are as defined herein. The compounds of the invention, and pharmaceutically acceptable salts thereof, and pharmaceutical compositions comprising them, are useful as non-competitive mGluR2 antagonists, or mGluR2 negative allosteric modulators (NAMs), and may be useful in methods of treating a person in need thereof for diseases or disorders in which the mGluR2-NAM receptor plays a causative role, such as Alzheimer's disease, cognitive impairment, schizophrenia and other mood disorders, pain disorders and sleep disorders.
    Type: Application
    Filed: August 24, 2015
    Publication date: October 26, 2017
    Applicants: Merck Sharp & Dohme Corp., Merck Canada Inc.
    Inventors: Ashok Arasappan, Christopher James Bungard, Jessica L. Frie, Yongxin Han, Scott B. Hoyt, Peter J. Manley, Robert S. Meissner, James J. Perkins, Iyassu K. Sebhat, Robert R. Wilkening, Kenneth J. Leavitt
  • Patent number: 8895596
    Abstract: Novel compounds of the structural formula (I) are activators of AMP-protein kinase and are useful in the treatment, prevention and suppression of diseases mediated by the AMPK-activated protein kinase. The compounds of the present invention are useful in the treatment of Type 2 diabetes, hyperglycemia, metabolic syndrome, obesity, hypercholesterolemia, and hypertension.
    Type: Grant
    Filed: February 21, 2011
    Date of Patent: November 25, 2014
    Assignee: Merck Sharp & Dohme Corp
    Inventors: Jinlong Jiang, Andrew J. Kassick, Ahmet Kekec, Iyassu K. Sebhat
  • Patent number: 8569299
    Abstract: Compounds of structural formulas I-1 and I-2 are inhibitors of prolylcarboxypeptidase (PrCP). The compounds of the present invention are useful for the prevention and treatment of conditions related to the enzymatic activity of PrCP such as abnormal metabolism, including obesity; diabetes; metabolic syndrome; obesity related disorders; and diabetes related disorders.
    Type: Grant
    Filed: June 3, 2011
    Date of Patent: October 29, 2013
    Assignee: Merck Sharp & Dohme Corp
    Inventors: Thomas H. Graham, Wensheng Liu, Iyassu K. Sebhat, Dong-Ming Shen, Zhi-Cai Shi
  • Publication number: 20130143859
    Abstract: Compounds of structural formulas I-1 and I-2 are inhibitors of prolylcarboxypeptidase (PrCP). The compounds of the present invention are useful for the prevention and treatment of conditions related to the enzymatic activity of PrCP such as abnormal metabolism, including obesity; diabetes; metabolic syndrome; obesity related disorders; and diabetes related disorders.
    Type: Application
    Filed: June 3, 2011
    Publication date: June 6, 2013
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Thomas H. Graham, Wensheng Liu, Iyassu K. Sebhat, Dong-Ming Shen, Zhi-Cai Shi
  • Patent number: 8367711
    Abstract: A compound having the structure wherein R is, for example, Y is selected from the group consisting of 1) R5, 2) —C(R1R2) (C(R3R4))0-1Y1R5, and 3) —C(R1R2)—O—Y1R5; R1, R2, R3 and R4 are independently selected from the group consisting of hydrogen and C1-4 alkyl; R5 is; Y1 is selected from the group consisting of C(O)—O— and P(O)(OR6)—O—; and R6 is hydrogen or CH3, or a pharmaceutically acceptable salt thereof, and methods of using the compounds for treating hypertension.
    Type: Grant
    Filed: May 30, 2012
    Date of Patent: February 5, 2013
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Amjad Ali, Michael Man-Chu Lo, Christopher Franklin, Iyassu K. Sebhat, Nicoletta Almirante, Silvia Stefanini, Stefano Biondi, Ennio Ongini
  • Publication number: 20120309736
    Abstract: Novel compounds of the structural formula (I) are activators of AMP-protein kinase and are useful in the treatment, prevention and suppression of diseases mediated by the AMPK-activated protein kinase. The compounds of the present invention are useful in the treatment of Type 2 diabetes, hyperglycemia, metabolic syndrome, obesity, hypercholesterolemia, and hypertension.
    Type: Application
    Filed: February 21, 2011
    Publication date: December 6, 2012
    Inventors: Jinlong Jiang, Andrew J. Kassick, Ahmet Kekec, Iyassu K. Sebhat
  • Patent number: 8318767
    Abstract: Certain novel substituted imidazoles are ligands of the human bombesin receptor and, in particular, are selective ligands of the human bombesin receptor subtype-3 (BRS-3). They are therefore useful for the treatment, control, or prevention of diseases and disorders responsive to the modulation of BRS-3, such as obesity, and diabetes.
    Type: Grant
    Filed: December 15, 2011
    Date of Patent: November 27, 2012
    Assignees: Merck Sharp & Dohme Corp, Albany Molecular Research, Inc.
    Inventors: David Chen, Christopher L. Franklin, Peter R. Guzzo, Linus S. Lin, Jian Liu, Michael M.-C. Lo, Ravi P. Nargund, Iyassu K. Sebhat
  • Publication number: 20120238608
    Abstract: A compound having the structure wherein R is, for example, Y is selected from the group consisting of 1) R5, 2) —C(R1R2) (C(R3R4))0-1Y1R5, and 3) —C(R1R2)—O—Y1R5; R1, R2, R3 and R4 are independently selected from the group consisting of hydrogen and C1-4 alkyl; R5 is; Y1 is selected from the group consisting of C(O)—O— and P(O)(OR6)—O—; and R6 is hydrogen or CH3, or a pharmaceutically acceptable salt thereof, and methods of using the compounds for treating hypertension.
    Type: Application
    Filed: May 30, 2012
    Publication date: September 20, 2012
    Applicant: Merck Sharp & Dohme
    Inventors: Amjad Ali, Michael Man-chu Lo, Iyassu K. Sebhat, Chris Franklin, Nicoletta Almirante, Silvia Stefanini, Stefano Biondi, Ennio Ongini
  • Patent number: 8207208
    Abstract: A compound having the structure R—Y wherein R is, for example, Y is selected from the group consisting of 1) R5, 2) —C(R1R2)(C(R3R4))0-1Y1R5, and 3) —C(R1R2)—O—Y1R5; R1, R2, R3 and R4 are independently selected from the group consisting of hydrogen and C1-4 alkyl; R5 is Y1 is selected from the group consisting of —C(O)—O— and —P(O)(OR6)—O—; and R6 is hydrogen or CH3, or a pharmaceutically acceptable salt thereof, and methods of using the compounds for treating hypertension.
    Type: Grant
    Filed: May 6, 2009
    Date of Patent: June 26, 2012
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Amjad Ali, Michael Man-chu Lo, Iyassu K. Sebhat, Chris Franklin, Nicoletta Almirante, Silvia Stefanini, Stefano Biondi, Ennio Ongini
  • Patent number: 8193228
    Abstract: Certain novel substituted imidazoles are ligands of the human bombesin receptor and, in particular, are selective ligands of the human bombesin receptor subtype-3 (BRS-3). They are therefore useful for the treatment, control, or prevention of diseases and disorders responsive to the modulation of BRS-3, such as obesity, and diabetes.
    Type: Grant
    Filed: October 16, 2007
    Date of Patent: June 5, 2012
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: David Chen, Christopher L. Franklin, Peter R. Guzzo, Linus S. Lin, Michael M. C. Lo, Ravi P. Nargund, Iyassu K. Sebhat
  • Patent number: 8183275
    Abstract: Certain novel substituted imidazoles are ligands of the human bombesin receptor and, in particular, are selective ligands of the human bombesin receptor subtype-3 (BRS-3). They are therefore useful for the treatment, control, or prevention of diseases and disorders responsive to the modulation of BRS-3, such as obesity, and diabetes.
    Type: Grant
    Filed: October 16, 2007
    Date of Patent: May 22, 2012
    Assignees: Merck Sharp & Dohme Corp., Albany Molecular Research, Inc.
    Inventors: Peter H. Dobbelaar, Christopher L. Franklin, Allan Goodman, Cheng Guo, Peter R. Guzzo, Mark Hadden, Shuwen He, Alan J. Henderson, Tianying Jian, Linus S. Lin, Jian Liu, Ravi P. Nargund, Megan Ruenz, Bruce J. Sargent, Iyassu K. Sebhat, Larry Yet
  • Publication number: 20120088788
    Abstract: Certain novel substituted imidazoles are ligands of the human bombesin receptor and, in particular, are selective ligands of the human bombesin receptor subtype-3 (BRS-3). They are therefore useful for the treatment, control, or prevention of diseases and disorders responsive to the modulation of BRS-3, such as obesity, and diabetes.
    Type: Application
    Filed: December 15, 2011
    Publication date: April 12, 2012
    Inventors: David Chen, Christopher L. Franklin, Peter R. Guzzo, Linus S. Lin, Jian Liu, Michael M.C. Lo, Ravi P. Nargund, Iyassu K. Sebhat
  • Patent number: 8119806
    Abstract: A compound having the structure wherein X is selected from the group consisting of: a bond, —NHCH2(CH2)nCH2OC(O)—, —CH2NHC(O)CH2NHC(O)—, —CH2OC(O)—, —OCH(CH3)OC(O)—, —OCH2OC(O)—, —O—, —NR1—, —CR1R3—, —(CH2)p—, —(CH2)qNR1C(O)—, —CHR5NR2C(O)—, —(CH2)qC(O)—, —(CH2)qC(O)NR1—, or a pharmaceutically acceptable salt thereof, and methods of using the compounds for treating hypertension.
    Type: Grant
    Filed: July 27, 2009
    Date of Patent: February 21, 2012
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Amjad Ali, Iyassu K. Sebhat, Christopher L. Franklin, Kathleen M. Rupprecht, Robert K. Baker, Ravi P. Nargund, Lin Yan, Pei Huo, Dong-Ming Shen, Nicoletta Almirante, Stefano Biondi, Massimiliano Ferrario, Alessia Nicotra
  • Patent number: 8106070
    Abstract: Certain novel substituted imidazoles are ligands of the human bombesin receptor and, in particular, are selective ligands of the human bombesin receptor subtype-3 (BRS-3). They are therefore useful for the treatment, control, or prevention of diseases and disorders responsive to the modulation of BRS-3, such as obesity, and diabetes.
    Type: Grant
    Filed: October 16, 2007
    Date of Patent: January 31, 2012
    Assignees: Merck Sharp & Dohme Corp., Albany Molecular Research, Inc.
    Inventors: David Chen, Christopher L. Franklin, Peter R. Guzzo, Linus S. Lin, Jian Liu, Michael M. -C. Lo, Ravi P. Nargund, Iyassu K. Sebhat
  • Publication number: 20110065765
    Abstract: A compound having the structure R—Y wherein R is, for example, Y is selected from the group consisting of 1) R5, 2) —C(R1R2)(C(R3R4))0-1Y1R5, and 3) —C(R1R2)—O—Y1R5; R1, R2, R3 and R4 are independently selected from the group consisting of hydrogen and C1-4 alkyl; R5 is Y1 is selected from the group consisting of —C(O)—O— and —P(O)(OR6)—O—; and R6 is hydrogen or CH3, or a pharmaceutically acceptable salt thereof, and methods of using the compounds for treating hypertension.
    Type: Application
    Filed: May 6, 2009
    Publication date: March 17, 2011
    Inventors: Amjad Ali, Michael Man-chu Lo, Iyassu K. Sebhat, Chris Franklin, Nicoletta Almirante, Silvia Stefanini, Stefano Biondi, Ennio Ongini