Patents by Inventor Rulin Zhao

Rulin Zhao 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: 10604541
    Abstract: A compound, enantiomer, prodrug, diastereomer, or salt is provided which is an activator of the enzyme glucokinase and thus is believed to be useful in as treating diabetes and related diseases, which compound has the structure (I). A method for treating diabetes and related disease employing the compound, enantiomer, prodrug, diastereomer, or salt is also provided.
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: March 31, 2020
    Assignee: Bristol-Myers Squibb Company
    Inventors: Peter Tai Wah Cheng, Wei Meng, Mark Liu, Bei Wang, Rulin Zhao
  • Publication number: 20190233449
    Abstract: A compound, enantiomer, prodrug, diastereomer, or salt is provided which is an activator of the enzyme glucokinase and thus is believed to be useful in as treating diabetes and related diseases, which compound has the structure (I). A method for treating diabetes and related disease employing the compound, enantiomer, prodrug, diastereomer, or salt is also provided.
    Type: Application
    Filed: July 21, 2017
    Publication date: August 1, 2019
    Applicant: BRISTOL-MYERS SQUIBB COMPANY
    Inventors: Peter T.W. CHENG, Wei Meng, Mark Liu, Bei Wang, Rulin Zhao
  • Publication number: 20150191494
    Abstract: Disclosed are processes for preparing tetrahydroisoquinolines, intermediates useful in the preparation of tetrahydroisoquinolines, processes for preparing such intermediates, and a crystalline form of 6-[(4S)-2-methyl-4-(naphthyl)-1,2,3,4-tetrahydroisoquinolin-7-yl]pyridazin-3-amine. Also disclosed are pharmaceutical compositions comprising tetrahydroisoquinolines, methods of using tetrahydroisoquinolines in the treatment of depression and other conditions and methods for obtaining the crystalline form.
    Type: Application
    Filed: March 18, 2015
    Publication date: July 9, 2015
    Inventors: Paul Lobben, Rulin Zhao, Bei Wang, Bang-Chi Chen, Shuang Liu, Min Hu, Yuh-Lin Allen Yang, Matthew Isherwood, Rasidul Amin, Wenge Cui
  • Patent number: 8420811
    Abstract: Disclosed are processes for preparing tetrahydroisoquinolines, intermediates useful in the preparation of tetrahydroisoquinolines, processes for preparing such intermediates, and a crystalline form of 6-[(4S)-2-methyl-4-(naphthyl)-1,2,3,4-tetrahydroisoquinolin-7-yl]pyridazin-3-amine. Also disclosed are pharmaceutical compositions comprising tetrahydroisoquinolines, methods of using tetrahydroisoquinolines in the treatment of depression and other conditions and methods for obtaining the crystalline form.
    Type: Grant
    Filed: June 4, 2009
    Date of Patent: April 16, 2013
    Assignees: Bristol-Myers Squibb Company, Albany Molecular Research, Inc.
    Inventors: Paul Lobben, Rulin Zhao, Bei Wang, Bang-Chi Chen, Shuang Liu, Min Hu, Yuh-Lin Allen Yang, Matthew Isherwood, Rasidul Amin, Wenge Cui
  • Patent number: 8049019
    Abstract: The present invention provides a novel antagonist or partial agonists/antagonist of MCP-1 receptor activity: N-((1R,2S,5R)-5-(tert-butylamino)-2-((S)-2-oxo-3-(6-(trifluoromethyl)quinazolin-4-ylamino) pyrrolidin-1-yl)cyclohexyl)acetamide, or a pharmaceutically acceptable salt, solvate or prodrug, thereof, having an unexpected combination of desirable pharmacological characteristics. Crystalline forms of the present invention are also provided. Pharmaceutical compositions containing the same and methods of using the same as agents for the treatment of inflammatory diseases, allergic, autoimmune, metabolic, cancer and/or cardiovascular diseases is also an objective of this invention. The present disclosure also provides a process for preparing compounds of Formula (I), including N-((1R,2S,5R)-5-(tert-butylamino)-2-((S)-2-oxo-3-(6-(trifluoromethyl)quinazolin-4-ylamino)pyrrolidin-1-yl)cyclohexyl)acetamide: wherein R1, R8, R9, R10, and are as described herein.
    Type: Grant
    Filed: October 27, 2009
    Date of Patent: November 1, 2011
    Assignee: Bristol-Myers Squibb Company
    Inventors: Boguslaw M. Mudryk, Michael E. Randazzo, Rulin Zhao
  • Publication number: 20110077400
    Abstract: Disclosed are processes for preparing tetrahydroisoquinolines, intermediates useful in the preparation of tetrahydroisoquinolines, processes for preparing such intermediates, and a crystalline form of 6-[(4S)-2-methyl-4-(naphthyl)-1,2,3,4-tetrahydroisoquinolin-7-yl]pyridazin-3-amine. Also disclosed are pharmaceutical compositions comprising tetrahydroisoquinolines, methods of using tetrahydroisoquinolines in the treatment of depression and other conditions and methods for obtaining the crystalline form.
    Type: Application
    Filed: June 4, 2009
    Publication date: March 31, 2011
    Inventors: Paul Lobben, Rulin Zhao, Bei Wang, Bang-Chi Chen, Shuang Liu, Min Hu, Yuh-Lin Allen Yang, Matthew Isherwood, Rasidul Amin, Wenge Cui
  • Publication number: 20100113489
    Abstract: The present invention provides a novel antagonist or partial agonists/antagonist of MCP-1 receptor activity: N-((1R,2S,5R)-5-(tert-butylamino)-2-((S)-2-oxo-3-(6-(trifluoromethyl)quinazolin- 4-ylamino)pyrrolidin-1-yl)cyclohexyl)acetamide, or a pharmaceutically acceptable salt, solvate or prodrug, thereof, having an unexpected combination of desirable pharmacological characteristics. Crystalline forms of the present invention are also provided. Pharmaceutical compositions containing the same and methods of using the same as agents for the treatment of inflammatory diseases, allergic, autoimmune, metabolic, cancer and/or cardiovascular diseases is also an objective of this invention. The present disclosure also provides a process for preparing compounds of Formula (I), including N-((1R,2S,5R)-5-(tert-butylamino)-2-((S)-2-oxo-3-(6-(trifluoromethyl)quinazolin-4-ylamino)pyrrolidin-1-yl)cyclohexyl)acetamide: wherein R1, R8, R9, R10, and are as described herein.
    Type: Application
    Filed: October 27, 2009
    Publication date: May 6, 2010
    Inventors: John V. Duncia, Boguslaw M. Mudryk, Michael E. Randazzo, Zili Xiao, Michael G. Yang, Rulin Zhao, Percy H. Carter
  • Patent number: 7652146
    Abstract: The invention is directed to processes for preparing 2-aminothiazole-5-carboxamides of formula I wherein R1, R2, R3, R4 and R5 are as defined as set forth in the specification herein.
    Type: Grant
    Filed: February 3, 2005
    Date of Patent: January 26, 2010
    Assignee: Bristol-Myers Squibb Company
    Inventors: Bang-Chi Chen, Rulin Zhao, Bei Wang
  • Publication number: 20100016320
    Abstract: The present invention relates to compounds having the formula, and pharmaceutically-acceptable salts, prodrugs, solvates, isomers, and/or hydrates thereof, wherein Q is an optionally-substituted phenyl, pyridyl, pyridazinyl, pyrimidinyl, or pyrazinyl ring; R2 is alkyl or an amino group as defined herein; and Z is optionally-substituted oxadiazolyl or —C(?O)NR6, wherein R6 is lower alkyl or cyclopropyl. The compounds are surprisingly advantageous in preparing pharmaceutical compositions for treating p38 kinase related conditions and/or in methods of treating conditions associated with the activity of p38 kinase in a patient.
    Type: Application
    Filed: September 18, 2009
    Publication date: January 21, 2010
    Inventors: Alaric J. Dyckman, Jagabandhu Das, Katerina Leftheris, Chunjian Liu, Rulin Zhao, Bang-Chi Chen, Stephen T. Wrobleski
  • Patent number: 7629351
    Abstract: The present invention provides a novel antagonist or partial agonists/antagonist of MCP-1 receptor activity: N-((1R,2S,5R)-5-tert-butylamino)-2-((S)-2-oxo-3-(6-(trifluoromethyl)quinazolin-4-ylamino)pyrrolidin-1-yl)cyclohexyl)acetamide, or a pharmaceutically acceptable salt, solvate or prodrug, thereof, having an unexpected combination of desirable pharmacological characteristics. Crystalline forms of the present invention are also provided. Pharmaceutical compositions containing the same and methods of using the same as agents for the treatment of inflammatory diseases, allergic, autoimmune, metabolic, cancer and/or cardiovascular diseases is also an objective of this invention. The present disclosure also provides a process for preparing compounds of Formula (I), including N-((1R,2S,5R)-5-(tert-butylamino)-2-((S)-2-oxo-3-(6-trifluoromethyl)quinazolin-4-ylamino)pyrrolidin-1-yl)cyclohexyl)acetamide: wherein R1, R8,R9, R10, and are as described herein.
    Type: Grant
    Filed: July 25, 2007
    Date of Patent: December 8, 2009
    Assignee: Bristol-Myers Squibb Company
    Inventors: Percy H. Carter, John V. Duncia, Boguslaw M. Mudryk, Michael E. Randazzo, Zili Xiao, Michael G. Yang, Rulin Zhao
  • Patent number: 7605273
    Abstract: The present invention relates to compounds having the formula, and pharmaceutically-acceptable salts, prodrugs, solvates, isomers, and/or hydrates thereof, wherein Q is an optionally-substituted phenyl, pyridyl, pyridazinyl, pyrimidinyl, or pyrazinyl ring; R2 is alkyl or an amino group as defined herein; and Z is optionally-substituted oxadiazolyl or —C(?O)NR6, wherein R6 is lower alkyl or cyclopropyl. The compounds are surprisingly advantageous in preparing pharmaceutical compositions for treating p38 kinase related conditions and/or in methods of treating conditions associated with the activity of p38 kinase in a patient.
    Type: Grant
    Filed: May 12, 2008
    Date of Patent: October 20, 2009
    Assignee: Bristol-Myers Squibb Company
    Inventors: Alaric J. Dyckman, Jagabandhu Das, Katerina Leftheris, Chunjian Liu, Rulin Zhao, Bang-Chi Chen, Stephen T. Wrobleski
  • Patent number: 7579472
    Abstract: A novel process and intermediates thereof for making 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones of the type shown below from appropriate phenyl hydrazines is described. These compounds can be useful as factor Xa inhibitors.
    Type: Grant
    Filed: August 15, 2007
    Date of Patent: August 25, 2009
    Assignee: Bristol-Myers Squibb Company
    Inventors: Boguslaw M. Mudryk, Nicolas Cuniere, Dau-Ming Hsieh, Lucius Rossano, Jing Liang, Bang-Chi Chen, Huiping Zhang, Rulin Zhao, Bei Wang, Adrian David
  • Publication number: 20080275092
    Abstract: The present invention relates to compounds having the formula, and pharmaceutically-acceptable salts, prodrugs, solvates, isomers, and/or hydrates thereof, wherein Q is an optionally-substituted phenyl, pyridyl, pyridazinyl, pyrimidinyl, or pyrazinyl ring; R2 is alkyl or an amino group as defined herein; and Z is optionally-substituted oxadiazolyl or —C(?O)NR6, wherein R6 is lower alkyl or cyclopropyl. The compounds are surprisingly advantageous in preparing pharmaceutical compositions for treating p38 kinase related conditions and/or in methods of treating conditions associated with the activity of p38 kinase in a patient.
    Type: Application
    Filed: May 12, 2008
    Publication date: November 6, 2008
    Inventors: Alaric J. Dyckman, Jagabandhu Das, Katerina Leftheris, Chunjian Liu, Rulin Zhao, Bank-Chi Chen, Stephen T. Wrobleski
  • Patent number: 7435821
    Abstract: A novel process and intermediates thereof for making 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones of the type shown below from appropriate phenyl hydrazines is described. These compounds can be useful as factor Xa inhibitors.
    Type: Grant
    Filed: August 15, 2007
    Date of Patent: October 14, 2008
    Assignee: Bristol-Myers Squibb Company
    Inventors: Boguslaw M. Mudryk, Nicolas Cuniere, Dau-Ming Hsieh, Lucius Rossano, Jing Liang, Bang-Chi Chen, Huiping Zhang, Rulin Zhao, Bei Wang, Adrian David
  • Patent number: 7396935
    Abstract: The present invention relates to compounds having the formula, and pharmaceutically-acceptable salts, prodrugs, solvates, isomers, and/or hydrates thereof, wherein Q is an optionally-substituted pyridyl, ring; R2 is alkyl or an amino group as defined herein; and Z is optionally-substituted C(?O)NR6, wherein R6 is lower alkyl or cyclopropyl. The compounds are surprisingly advantageous in preparing pharmaceutical compositions for treating p38 kinase related conditions and/or in methods of treating conditions associated with the activity of p38 kinase in a patient.
    Type: Grant
    Filed: May 3, 2004
    Date of Patent: July 8, 2008
    Assignee: Bristol-Myers Squibb Company
    Inventors: Alaric J. Dyckman, Jagabandhu Das, Katerina Leftheris, Chunjian Liu, Rulin Zhao, Bang-Chi Chen, Stephen T. Wrobleski
  • Publication number: 20080027084
    Abstract: The present invention provides a novel antagonist or partial agonists/antagonist of MCP-1 receptor activity: N-((1R,2S,5R)-5-(tert-butylamino)-2-((S)-2-oxo-3-(6-(trifluoromethyl)quinazolin-4 -ylamino)pyrrolidin-1-yl)cyclohexyl)acetamide, or a pharmaceutically acceptable salt, solvate or prodrug, thereof, having an unexpected combination of desirable pharmacological characteristics. Crystalline forms of the present invention are also provided. Pharmaceutical compositions containing the same and methods of using the same as agents for the treatment of inflammatory diseases, allergic, autoimmune, metabolic, cancer and/or cardiovascular diseases is also an objective of this invention. The present disclosure also provides a process for preparing compounds of Formula (I), including N-((1R,2S,5R)-5-(tert-butylamino)-2-((S)-2-oxo-3-(6-(trifluoromethyl)quinazolin-4-ylamino)pyrrolidin-1-yl)cyclohexyl)acetamide: wherein R1, R8, R9, R10, and are as described herein.
    Type: Application
    Filed: July 25, 2007
    Publication date: January 31, 2008
    Inventors: John V. Duncia, Boguslaw M. Mudryk, Michael E. Randazzo, Zili Xiao, Michael G. Yang, Rulin Zhao, Percy H. Carter
  • Publication number: 20080009626
    Abstract: A novel process and intermediates thereof for making 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones of the type shown below from appropriate phenyl hydrazines is described. These compounds can be useful as factor Xa inhibitors.
    Type: Application
    Filed: August 15, 2007
    Publication date: January 10, 2008
    Inventors: Boguslaw Mudryk, Nicolas Cuniere, Dau-Ming Hsieh, Lucius Rossano, Jing Liang, Bang-Chi Chen, Huiping Zhang, Rulin Zhao, Bei Wang, Adrian David
  • Publication number: 20070282106
    Abstract: A novel process and intermediates thereof for making 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones of the type shown below from appropriate phenyl hydrazines is described. These compounds can be useful as factor Xa inhibitors.
    Type: Application
    Filed: August 15, 2007
    Publication date: December 6, 2007
    Inventors: Boguslaw Mudryk, Nicolas Cuniere, Dau-Ming Hsieh, Lucius Rossano, Jing Liang, Bang-Chi Chen, Huiping Zhang, Rulin Zhao, Bei Wang, Adrian David
  • Patent number: 7304157
    Abstract: A novel process and intermediates thereof for making 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones of the type shown below from appropriate phenyl hydrazines is described. These compounds can be useful as factor Xa inhibitors.
    Type: Grant
    Filed: September 26, 2005
    Date of Patent: December 4, 2007
    Assignee: Bristol-Myers Squibb Company
    Inventors: Boguslaw M. Mudryk, Nicolas Cuniere, Dau-Ming Hsieh, Lucius Rossano, Jing Liang, Bang-Chi Chen, Huiping Zhang, Rulin Zhao, Bei Wang, Adrian David
  • Patent number: 7034151
    Abstract: An improved process for the preparation of certain pyrrolotriazine compounds is disclosed. The compounds exhibit utility as kinase inhibitors.
    Type: Grant
    Filed: February 5, 2004
    Date of Patent: April 25, 2006
    Assignee: Bristol-Myers Squibb Company
    Inventors: Bang-Chi Chen, Rulin Zhao, Joseph Edward Sundeen, Katerina Leftheris, John Hynes, Stephen T. Wrobleski