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).

  • Publication number: 20180290987
    Abstract: The present invention relates to oxazolidinone compounds of Formula (I): and pharmaceutically acceptable salts thereof, wherein A, E, and R1 are as defined herein. The present invention also relates to compositions which comprise at least one oxazolidinone compound of the invention. The invention also provides methods for inhibiting growth of mycobacterial cells as well as a method of treating mycobacterial infections by Mycobacterium tuberculosis comprising administering a therapeutically effective amount of an oxazolidinone of the invention and/or a pharmaceutically acceptable salt thereof, or a composition comprising such compound and/or salt.
    Type: Application
    Filed: October 17, 2016
    Publication date: October 11, 2018
    Inventors: Mihir B. Mandal, David B. Olsen, Jing Su, Lihu Yang, Katherine Young, Takao Suzuki, Lanying You
  • Publication number: 20180186808
    Abstract: The present invention relates to novel nargenicin related compounds which can inhibit DnaE and have antibacterial, particularly antimycobacterial activity against Mycobacterium tuberculosis. The present invention also relates to method for inhibiting growth of mycobacterial cells as well as a method of treating mycobacterial infections by Mycobacterium tuberculosis by administering an antimycobacterially effective amount of nargenicin or a nargenicin-related compound and/or their pharmaceutically acceptable salts.
    Type: Application
    Filed: March 2, 2018
    Publication date: July 5, 2018
    Inventors: Katherine Young, David B. Olsen, Sheo B. Singh, Jing Su, Robert R. Wilkening, James M. Apgar, Dongfang Meng, Dann Parker, Mihir Mandal, Lihu Yang, Ronald E. Painter, Qun Dang, Takao Suzuki
  • Publication number: 20180141947
    Abstract: The instant invention provides compounds of formula I which are PI3K-delta inhibitors, and as such are useful for the treatment of PI3K-delta-mediated diseases such as inflammation, asthma, COPD and cancer.
    Type: Application
    Filed: June 24, 2016
    Publication date: May 24, 2018
    Applicant: MERCK SHARP & DOHME CORP.
    Inventors: Meredith Ann McGowan, Hua Zhou, Jason D. Katz, Lihu Yang, Joey L. Methot, Kathryn Ann Lipford, Shimin Xu, Ning Fu, Guoquan Xu, Deqian Bian, Jianmin Fu, Yabin Li, Kin Chiu Fong
  • Patent number: 9944654
    Abstract: The present invention relates to novel nargenicin related compounds which can inhibit DnaE and have antibacterial, particularly antimycobacterial activity against Mycobacterium tuberculosis. The present invention also relates to method for inhibiting growth of mycobacterial cells as well as a method of treating mycobacterial infections by Mycobacterium tuberculosis by administering an antimycobacterially effective amount of nargenicin or a nargenicin-related compound and/or their pharmaceutically acceptable salts.
    Type: Grant
    Filed: October 21, 2015
    Date of Patent: April 17, 2018
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Katherine Young, David B. Olsen, Sheo B. Singh, Jing Su, Robert R. Wilkening, James M. Apgar, Dongfang Meng, Dann Parker, Mihir Mandal, Lihu Yang, Ronald E. Painter, Qun Dang, Takao Suzuki
  • Publication number: 20170305924
    Abstract: The present invention relates to novel nargenicin related compounds which can inhibit DnaE and have antibacterial, particularly antimycobacterial activity against Mycobacterium tuberculosis. The present invention also relates to method for inhibiting growth of mycobacterial cells as well as a method of treating mycobacterial infections by Mycobacterium tuberculosis by administering an antimycobacterially effective amount of nargenicin or a nargenicin-related compound and/or their pharmaceutically acceptable salts.
    Type: Application
    Filed: October 21, 2015
    Publication date: October 26, 2017
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Katherine Young, David B. Olsen, Sheo B. Singh, Jing Su, Robert R. Wilkening, James M. Apgar, Dongfang Meng, Dann Parker, Mihir Mandal, Lihu Yang, Ronald E. Painter, Qun Dang, Takao Suzuki
  • Publication number: 20170114078
    Abstract: The instant invention provides compounds of formula (I) which are PI3K-delta inhibitors, and as such are useful for the treatment of PI3K-delta-mediated diseases such as inflammation, asthma, COPD and cancer.
    Type: Application
    Filed: June 9, 2015
    Publication date: April 27, 2017
    Applicant: Merck Sharp Dohme Corp.
    Inventors: Meredeth Ann McGowan, Kin Chiu Fong, Neville John Anthony, Hua Zhou, Jason D. Katz, Lihu Yang, Chaomin Li, Yuan Tian, Changwei Mu, Baijun Ye, Feng Shi, Xiaoli Zhao, Jianmin Fu, Yabin Li
  • Patent number: 9073882
    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: Grant
    Filed: October 21, 2011
    Date of Patent: July 7, 2015
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Haifeng Tang, Alexander Pasternak, Lihu Yang, Shawn P. Walsh, Barbara Pio, Aurash Shahripour, Nardos Teumelsan
  • Patent number: 9056859
    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 (Kir 1.1). 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: Grant
    Filed: October 24, 2011
    Date of Patent: June 16, 2015
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Alexander Pasternak, Reynalda K. deJesus, Yuping Zhu, Lihu Yang, Shawn Walsh, Haifeng Tang, Dooseop Kim, Barbara Pio, Aurash Shahripour, Kevin Belyk
  • Patent number: 9018211
    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: Grant
    Filed: January 24, 2014
    Date of Patent: April 28, 2015
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Alexander Pasternak, Yuping Zhu, Aurash Shahripour, Haifeng Tang, Lihu Yang, Shawn P. Walsh, Nardos H. Teumelsan
  • Patent number: 8765409
    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 thiazolidinediones inhibitors of Pmt-mediated O-linked glycosylation.
    Type: Grant
    Filed: August 17, 2012
    Date of Patent: July 1, 2014
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Ranjit Desai, Lihu Yang
  • Patent number: 8759539
    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: Grant
    Filed: November 11, 2009
    Date of Patent: June 24, 2014
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Jiafang He, John Bawiec, Weiguo Liu, Gui-Bai Liang, Lihu Yang
  • Publication number: 20140142115
    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: January 24, 2014
    Publication date: May 22, 2014
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Alexander Pasternak, Yuping Zhu, Aurash Shahripour, Haifeng Tang, Lihu Yang, Shawn P. Walsh, Nardos H. Teumelsan
  • Patent number: 8673920
    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: Grant
    Filed: April 27, 2010
    Date of Patent: March 18, 2014
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Alexander Pasternak, Aurash Shahripour, Haifeng Tang, Nardos H. Teumelsan, Lihu Yang, Yuping Zhu, Shawn P. Walsh
  • Publication number: 20130316398
    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 thiazolidinediones inhibitors of Pmt-mediated O-linked glycosylation.
    Type: Application
    Filed: August 17, 2012
    Publication date: November 28, 2013
    Applicant: Merck Sharpe & Dohme Corp.
    Inventors: RANJIT DESAI, Lihu Yang
  • Publication number: 20130225561
    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: October 21, 2011
    Publication date: August 29, 2013
    Inventors: Haifeng Tang, Alexander Pasternak, Lihu Yang, Shawn P. Walsh, Barbara Pio, Aurash Shahripour, Nardos Teumelsan
  • Publication number: 20130217680
    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 (Kir 1.1). 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: October 24, 2011
    Publication date: August 22, 2013
    Inventors: Alexander Pasternak, Reynalda K. deJesus, Yuping Zhu, Lihu Yang, Shawn Walsh, Haifeng Tang, Dooseop Kim, Barbara Pio, Aurash Shahripour, Kevin Belyk
  • Patent number: 8399507
    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: Grant
    Filed: October 27, 2008
    Date of Patent: March 19, 2013
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Gui-Bai Liang, Xibin Liao, Weiguo Liu, Paul E. Finke, Dooseop Kim, Lihu Yang, Songnian Lin
  • Patent number: 8309325
    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 thiazolidinediones inhibitors of Pmt-mediated O-linked glycosylation.
    Type: Grant
    Filed: May 18, 2009
    Date of Patent: November 13, 2012
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Ranjit Desai, Lihu Yang
  • Patent number: 8138197
    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-a]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: Grant
    Filed: January 8, 2008
    Date of Patent: March 20, 2012
    Assignees: MSD K.K., Merck Sharp & Dohme Corp.
    Inventors: Tomoharu Iino, Hideki Jona, Hideki Kurihara, Masayuki Nakamura, Kenji Niiyama, Jun Shibata, Tadashi Shimamura, Hitomi Watanabe, Takeru Yamakawa, Lihu Yang
  • Patent number: 8093389
    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 indole, 1H-indazole, 2H-indazole, 1H-thieno[2,3-c]pyrazole, 1H-pyrazolo[3,4-b]pyridine, benzo[b]furan, benzimidazole, benzoxazole, 1,2-benzisoxazole and imidazo[1,2-a]pyridine; R1 and R2 each represent a hydrogen atom, a halogen atom, a cyano group, a C2-C6 alkenyl group, a C1-C6 alkoxy group, a halo-C1-C6 alkoxy group, a cyclo-C3-C6 alkyloxy group, a C2-C7 alkanoyl group, a halo-C2-C7 alkanoyl group, a C2-C7 alkoxycarbonyl group, a halo-C2-C7 alkoxycarbonyl group, a cyclo-C3-C6 alkyloxycarbonyl 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; an optionally-substituted C1-C6 alkyl, aryl or heterocyclic group; or a C1-C6 alkyl or C2-C6 alkenyl group having the aryl or heterocyclic group; R3 and R4 each represent a hydrogen atom, a halogen atom, a nitro group, a cyclo-C3-C
    Type: Grant
    Filed: January 8, 2008
    Date of Patent: January 10, 2012
    Assignees: Merck Sharp & Dohme Corp., MSD K.K.
    Inventors: Tomoharu Iino, Hideki Jona, Jun Shibata, Tadashi Shimamura, Takeru Yamakawa, Lihu Yang