Patents by Inventor Lihu Yang

Lihu Yang 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: 8039484
    Abstract: Diaryl ethers in which one of the aryl groups is a phenyl fused to a cycloalkyl or heterocyclic ring, to which is attached an acetic acid group, are agonists of G-protein coupled receptor 40 (GPR40) and are useful as therapeutic compounds, particularly in the treatment of Type 2 diabetes mellitus, and of conditions that often accompany this disease, including insulin resistance, obesity and lipid disorders.
    Type: Grant
    Filed: October 26, 2007
    Date of Patent: October 18, 2011
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Min Ge, Songnian Lin, Shawn P. Walsh, Lihu Yang, Changyou Zhou
  • Publication number: 20110207737
    Abstract: Described herein are substituted bicyclic amines. In particular, described herein are substituted bicyclic amines that are effective as antagonists of SSTR5 and useful for the treatment, control or prevention of disorders responsive to antagonism of SSTR5, such as type 2 diabetes, insulin resistance, lipid disorders, obesity, atherosclerosis, metabolic syndrome, depression, and anxiety.
    Type: Application
    Filed: November 11, 2009
    Publication date: August 25, 2011
    Inventors: Jiafang He, John Bawiec, Weiguo Liu, Gui-Bai Liang, Lihu Yang
  • Publication number: 20110201615
    Abstract: Beta-carboline derivatives of structural formula (I) are selective antagonists of the somatostatin subtype receptor 3 (SSTR3) and are useful for the treatment of Type 2 diabetes mellitus and of conditions that are often associated with this disease, including hyperglycemia, insulin resistance, obesity, lipid disorders, and hypertension. The compounds are also useful for the treatment of depression and anxiety.
    Type: Application
    Filed: October 19, 2009
    Publication date: August 18, 2011
    Inventors: Liangqin Guo, Jian Liu, Ravi P. Nargund, Alexander Pasternak, Lihu Yang, Zhixiong Ye
  • Patent number: 7935712
    Abstract: The invention relates to a compound of a formula (I): or a pharmaceutically acceptable salt or ester thereof, useful as a therapeutic agent for various ACC-related disorders.
    Type: Grant
    Filed: July 14, 2006
    Date of Patent: May 3, 2011
    Assignees: Merck Sharp & Dohme Corp., MSD K.K.
    Inventors: Takeru Yamakawa, Hideki Jona, Kenji Niiyama, Koji Yamada, Tomoharu Iino, Mitsuru Ohkubo, Hideaki Imamura, Jun Shibata, Jun Kusunoki, Lihu Yang
  • Publication number: 20110076721
    Abstract: Compounds and methods are described for producing protein compositions having reduced amounts of O-linked glycosylation. The method includes producing the protein in cells cultured in the presence of certain benzylidene thiazolidine-diones inhibitors of Pmt-mediated O-linked glycosylation.
    Type: Application
    Filed: May 18, 2009
    Publication date: March 31, 2011
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Ranjit Desai, Lihu Yang
  • Publication number: 20100286123
    Abstract: This invention relates to compounds having structural Formula I: and pharmaceutically acceptable salts thereof which are inhibitors of the Renal Outer Medullary Potassium (ROMK) channel (Kir1.1). The compounds of Formula I are useful as diuretics and natriuretics and therefore are useful for the therapy and prophylaxis of disorders resulting from excessive salt and water retention, including cardiovascular diseases such as hypertension and chronic and acute heart failure.
    Type: Application
    Filed: April 27, 2010
    Publication date: November 11, 2010
    Inventors: Alexander Pasternak, Aurash Shahripour, Haifeng Tang, Nardos H. Teumelsan, Lihu Yang, Yuping Zhu, Shawn P. Walsh
  • Publication number: 20100234409
    Abstract: Compounds of the formulae (I) and (II): (wherein Q, X, E, G1, G2, R2, R3, R4, R5, R6 and Z are as defined herein) which are modulators of chemokine receptor activity and are useful in the prevention or treatment of certain inflammatory and immunoregulatory disorders and diseases, allergic diseases, atopic conditions including allergic rhinitis, dermatitis, conjunctivitis, and asthma, as well as autoimmune pathologies such as rheumatoid arthritis and atherosclerosis. The invention is also directed to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases in which chemokine receptors are involved.
    Type: Application
    Filed: May 20, 2005
    Publication date: September 16, 2010
    Inventors: Lihu Yang, Songnian Lin, Gregori Morriello, Liangqin Guo, Changyou Zhou
  • Patent number: 7786305
    Abstract: The present invention is directed to compounds of the formula I: (wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, X, n and the dashed line are defined herein) which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptor CCR-2. The present invention is also directed to intermediates useful in the preparation of formula I compounds.
    Type: Grant
    Filed: May 28, 2004
    Date of Patent: August 31, 2010
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Richard Jiao, Gregori Morriello, Lihu Yang, Changyou Zhou, Shankaran Kothandaraman, Christopher Moyes
  • Publication number: 20100216694
    Abstract: Tricyclic compounds containing a cyclopropanecarboxylic acid fused to a bicyclic ring, including pharmaceutically acceptable salts, are agonists of G-protein coupled receptor 40 (GPR40) and are useful as therapeutic compounds, particularly in the treatment of Type 2 diabetes, and of conditions that are often associated with this disease, including obesity and lipid disorders, such as mixed or diabetic dyslipidemia, hyperlipidemia, hypercholesterolemia, and hypertriglyceridemia.
    Type: Application
    Filed: October 27, 2008
    Publication date: August 26, 2010
    Inventors: Gui-Bai Liang, Xibin Liao, Weiguo Liu, Paul E. Finke, Dooseop Kim, Lihu Yang, Songnian Lin
  • Patent number: 7759493
    Abstract: Bicyclic compounds containing a phenyl or pyridyl ring fused to a cycloalkyl or heterocyclic ring, to which is attached a 5-membered heterocyclic ring, including pharmaceutically acceptable salts and prodrugs thereof, are agonists of G-protein coupled receptor 40 (GPR40) and are useful as therapeutic compounds, particularly in the treatment of Type 2 diabetes mellitus, and of conditions that are often associated with this disease, including obesity and lipid disorders, such as mixed or diabetic dyslipidemia, hyperlipidemia, hypercholesterolemia, and hypertriglyceridemia.
    Type: Grant
    Filed: January 30, 2006
    Date of Patent: July 20, 2010
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Min Ge, Lihu Yang, Changyou Zhou, Songnian Lin, Haifeng Tang, Eric Dean Cline, Sunita Malkani
  • Publication number: 20100105725
    Abstract: Diaryl ethers in which one of the aryl groups is a phenyl fused to a cycloalkyl or heterocyclic ring, to which is attached an acetic acid group, are agonists of G-protein coupled receptor 40 (GPR40) and are useful as therapeutic compounds, particularly in the treatment of Type 2 diabetes mellitus, and of conditions that often accompany this disease, including insulin resistance, obesity and lipid disorders.
    Type: Application
    Filed: October 26, 2007
    Publication date: April 29, 2010
    Inventors: Min Ge, Songnian Lin, Shawn P. Walsh, Lihu Yang, Changyou Zhou
  • Patent number: 7700772
    Abstract: Compounds of Formula I and Formula II: (wherein n, R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R15, R16, R17, R18, R19, R24, R25, R26, R27, R28, R29, R30, R33, R34, R35, R36, R37, R38, A, j, k, m, n, X, Y and Z are as defined herein) which are modulators of chemokine receptor activity and are useful in the prevention or treatment of certain inflammatory and immunoregulatory disorders and diseases, allergic diseases, atopic conditions including allergic rhinitis, dermatitis, conjunctivitis, and asthma, as well as autoimmune pathologies such as rheumatoid arthritis and atherosclerosis. The invention is also directed to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases in which chemokine receptors are involved.
    Type: Grant
    Filed: February 8, 2005
    Date of Patent: April 20, 2010
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Lihu Yang, Alexander Pasternak, Sander G. Mills
  • Patent number: 7700591
    Abstract: Cyclopentyl compounds linked to a benzoxazinyl group through an amido moiety utilizing the ring nitrogen of the benzoxazine, and further substituted with a heterocyclic moiety, such compounds represented by formula I: which are used to modulate the CCR-2 chemokine receptor to prevent or treat inflammatory and immunoregulatory disorders and diseases, allergic diseases, atopic conditions including allergic rhinitis, dermatitis, conjunctivitis, and asthma, as well as autoimmune pathologies such as rheumatoid arthritis and atherosclerosis; and pharmaceutical compositions comprising these compounds and the use of these compounds and compositions.
    Type: Grant
    Filed: May 13, 2005
    Date of Patent: April 20, 2010
    Assignee: Merck & Co., Inc.
    Inventors: Stephen D. Goble, Sander G. Mills, Lihu Yang, Alexander Pasternak, Celine Bonnefous, Theodore M Kamenecka, Jean-Michel Vernier, John H. Hutchinson, Essa Hu, Steven Govek
  • Publication number: 20090312303
    Abstract: Bicyclic compounds containing a phenyl or pyridyl ring fused to a cycloalkyl or heterocyclic ring, to which is attached a 5-membered heterocyclic ring, including pharmaceutically acceptable salts and prodrugs thereof, are agonists of G-protein coupled receptor 40 (GPR40) and are useful as therapeutic compounds, particularly in the treatment of Type 2 diabetes mellitus, and of conditions that are often associated with this disease, including obesity and lipid disorders, such as mixed or diabetic dyslipidemia, hyperlipidemia, hypercholesterolemia, and hypertriglyceridemia.
    Type: Application
    Filed: January 30, 2006
    Publication date: December 17, 2009
    Applicant: MERCK & CO., INC.
    Inventors: Min Ge, Lihu Yang, Changyou Zhou, Songnian Lin, Haifeng Tang, Eric Dean Cline, Sunita Malkani
  • Patent number: 7632821
    Abstract: The present invention provides ribonucleoside 2?,3?-cyclic acetals of structural formula I which are precursors or prodrugs of inhibitors of RNA-dependent RNA viral polymerase. These compounds are precursors of inhibitors of RNA-dependent RNA viral replication and are useful for the treatment of RNA-dependent RNA viral infection. They are particularly useful as precursors or prodrugs of inhibitors of hepatitis C virus (HCV) NS5B polymerase, as precursors or prodrugs of inhibitors of HCV replication, and/or for the treatment of hepatitis C infection. The invention also describes pharmaceutical compositions containing such ribonucleoside 2?,3?-cyclic acetals alone or in combination with other agents active against RNA-dependent RNA viral infection, in particular HCV infection.
    Type: Grant
    Filed: August 4, 2006
    Date of Patent: December 15, 2009
    Assignee: Merck & Co., Inc.
    Inventors: Gabor Butora, Kenneth Alan Koeplinger, Malcolm MacCoss, Daniel R. McMasters, David B. Olsen, Lihu Yang
  • Publication number: 20090270436
    Abstract: The invention relates to a compound of a general formula (I): wherein Ar1 represents a group formed from an aromatic ring selected from a group consisting of benzene, pyrazole, isoxazole, pyridine, indole, 1H-indazole, 1H-furo[2,3-c]pyrazole, 1H-thieno[2,3-c]pyrazole, benzimidazole, 1,2-benzisoxazole, imidazo[1,2-a]pyridine, imidazo[1,5-a]pyridine and 1H-pyrazolo[3,4-b]pyridine, having Ar2, and optionally having one or two or more substituents selected from R3: R1 and R2 each independently represent a hydrogen atom, a halogen atom, a cyano group, a C2-C6 alkenyl group, a C1-C6 alkoxy group, a C2-C7 alkanoyl group, a C2-C7 alkoxycarbonyl group, an aralkyloxycarbonyl group, a carbamoyl-C1-C6 alkoxy group, a carboxy-C2-C6 alkenyl group, or a group of -Q1-N(Ra)-Q2-Rb; or a C1-C6 alkyl group optionally having a substituent; or an aryl or heterocyclic group optionally having a substituent; or a C1-C6 alkyl group or a C2-C6 alkenyl group having the aryl or heterocyclic group; T and U each independently represent a n
    Type: Application
    Filed: January 8, 2008
    Publication date: October 29, 2009
    Inventors: Tomoharu Iino, Hideki Jona, Hideki Kurihara, Masayuki Nakamura, Kenji Niiyama, Jun Shibata, Tadashi Shimamura, Hitomi Watanabe, Takeru Yamakawa, Lihu Yang
  • Publication number: 20090253673
    Abstract: Certain novel N-acylated spiropiperidine derivatives are ligands of the human ghrelin receptor(s) and, in particular, are antagonists/inverse agonists of the human ghrelin receptor. They are therefore useful for the treatment, control, or prevention of diseases and disorders responsive to the modulation of the ghrelin receptor, such as obesity, diabetes, and metabolic syndrome.
    Type: Application
    Filed: July 6, 2007
    Publication date: October 8, 2009
    Inventors: Min Ge, Eric Cline, Lihu Yang, Sander G. Mills
  • Patent number: 7598243
    Abstract: The present invention is directed to compounds of the formula I: Wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, X, n and the broken lines are as defined herein which are useful as modulators of chemokine receptor activity. In particular, these compounds are useful as modulators of the chemokine receptor CCR-2.
    Type: Grant
    Filed: October 15, 2004
    Date of Patent: October 6, 2009
    Assignee: Merck & Co., Inc.
    Inventors: Gabor Butora, Stephen D. Goble, Alexander Pasternak, Lihu Yang, Changyou Zhou, Christopher R. Moyes
  • Patent number: 7589085
    Abstract: The present invention is further directed to compounds of the formulas: (I) (II) (wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R15, R16, R17, R18, R19, R24 and R25 are as defined herein) which are modulators of chemokine receptor activity and are useful in the prevention or treatment of certain inflammatory and immunoregulatory disorders and diseases, allergic diseases, atopic conditions including allergic rhinitis, dermatitis, conjunctivitis, and asthma, as well as autoimmune pathologies such as rheumatoid arthritis and atherosclerosis. The invention is also directed to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases in which chemokine receptors are involved.
    Type: Grant
    Filed: August 6, 2004
    Date of Patent: September 15, 2009
    Assignee: Merck & Co., Inc.
    Inventors: Gabor Butora, Lihu Yang, Stephen D. Goble
  • Patent number: 7566726
    Abstract: (wherein n, R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R15, R16, R17, R18, Y and Z are defined herein) which are modulators of chemokine receptor activity and are useful in the prevention or treatment of certain inflammatory and immunoregulatory disorders and diseases, allergic diseases, atopic conditions including allergic rhinitis, dermatitis, conjunctivitis, and asthma, as well as autoimmune pathologies such as rheumatoid arthritis and atherosclerosis. The invention is also directed to pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases in which chemokine receptors are involved.
    Type: Grant
    Filed: April 22, 2005
    Date of Patent: July 28, 2009
    Assignee: Merck & Co. Inc.
    Inventors: Lihu Yang, Sander G. Mills, Kothandaraman Shankaran