Patents by Inventor Keming Zhu

Keming Zhu 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).

  • MK2 INHIBITORS, THE SYNTHESIS THEREOF, AND INTERMEDIATES THERETO
    Publication number: 20220259222
    Abstract: The present disclosure provides novel synthetic intermediates useful in the synthesis of MK2 kinase inhibitors.
    Type: Application
    Filed: January 28, 2022
    Publication date: August 18, 2022
    Inventors: Alexander L. Ruchelman, John R. Coombs, Keming Zhu, Daniel Lim, Candice Lee Joe, David T. George, Bin Zheng, Dong Lin
  • Process for the preparation of 4-(8-(2-chlorophenoxy)-[1,2,4]triazolo[4,3-a]pyridin-3-yl)bicyclo[2.2.1]heptan-1-ol and novel intermediates therefor
    Patent number: 9580420
    Abstract: A process is provided for preparing 4-(8-(2-chlorophenoxy)-[1,2,4]triazolo[4,3-a]pyridin-3-yl)bicyclo[2.2.1]heptan-1-ol and novel intermediates used in the process. The compound is a 11-beta hydroxysteroid dehydrogenase type I inhibitor which exhibits activity in the treatment of various metabolic diseases.
    Type: Grant
    Filed: August 4, 2015
    Date of Patent: February 28, 2017
    Assignee: Bristol-Meyers Squibb Company
    Inventors: Xinhua Qian, Keming Zhu, Joerg Deerberg, Wendy Wangying Yang, Kana Yamamoto, Matthew R. Hickey
  • Process for the preparation of N,N-dicyclopropyl-4-(1,5-dimethyl-1H-pyrazol-3-ylamino)-6-ethyl-1-methyl-1,6-dihydroimidazo[4,5-d]pyrrolo[2,3-b]pyridine-7-carboxamide
    Patent number: 9518058
    Abstract: The invention relates to an improved process for synthesizing N,N-dicyclopropyl-4-(1,5-dimethyl-1H-pyrazol-3-ylamino)-6-ethyl-1-methyl-1,6-dihydroimidazo[4,5-d]pyrrolo[2,3-b]pyridine-7-carboxamide of the formula: (I) Compound (I) is currently in clinical trials for the treatment of myeloproliferative disorders, such as polycythaemia vera, thrombocythaemia and primary myelofibrosis.
    Type: Grant
    Filed: August 28, 2014
    Date of Patent: December 13, 2016
    Assignee: Bristol-Myers Squibb Company
    Inventors: Martin D. Eastgate, Gregory L. Beutner, Benjamin Cohen, Nicolas Cuniere, Lopa V. Desai, Monica Fitzgerald, Qi Gao, Michael Bryan Hay, Michael Joseph Lawler, Paul C. Lobben, Christopher S. Regens, Thorsten Rosner, Neil Strotman, Carolyn S. Wei, Yi Xiao, Bin Zheng, Keming Zhu
  • PROCESS FOR THE PREPARATION OF N,N-DICYCLOPROPYL-4-(1,5-DIMETHYL-1H-PYRAZOL-3-YLAMINO)-6-ETHYL-1-METHYL-1,6-DIHYDROIMIDAZO[4,5-d]PYRROLO[2,3-b]PYRIDINE-7-CARBOXAMIDE
    Publication number: 20160229854
    Abstract: The invention relates to an improved process for synthesizing N,N-dicyclopropyl-4-(1,5-dimethyl-1H-pyrazol-3-ylamino)-6-ethyl-1-methyl-1,6-dihydroimidazo[4,5-d]pyrrolo[2,3-b]pyridine-7-carboxamide of the formula: (I) Compound (I) is currently in clinical trials for the treatment of myeloproliferative disorders, such as polycythaemia vera, thrombocythaemia and primary myelofibrosis.
    Type: Application
    Filed: August 28, 2014
    Publication date: August 11, 2016
    Inventors: Martin D. Eastgate, Gregory L. Beutner, Benjamin Cohen, Nicolas Cuniere, Lopa V. Desai, Monica Fitzgerald, Qi Gao, Michael Bryan Hay, Michael Joseph Lawler, Paul C. Lobben, Christopher S. Regens, Thorsten Rosner, Neil Strotman, Carolyn S. Wei, Yi Xiao, Bin Zheng, Keming Zhu
  • PROCESS FOR THE PREPARATION OF 4-(8-(2-CHLOROPHENOXY)-[1,2,4]TRIAZOLO[4,3-A]PYRIDIN-3-YL)BICYCLO[2.2.1]HEPTAN-1-OL AND NOVEL INTERMEDIATES THEREFOR
    Publication number: 20160039813
    Abstract: A process is provided for preparing 4-(8-(2-chlorophenoxy)-[1,2,4]triazolo[4,3-a]pyridin-3-yl)bicyclo[2.2.1]heptan-1-ol and novel intermediates used in the process. The compound is a 11-beta hydroxysteroid dehydrogenase type I inhibitor which exhibits activity in the treatment of various metabolic diseases.
    Type: Application
    Filed: August 4, 2015
    Publication date: February 11, 2016
    Inventors: Xinhua Qian, Keming Zhu, Joerg Deerberg, Wendy Wangying Yang, Kana Yamamoto, Matthew R. Hickey
  • Process for the preparation of Z-5-carboxymethylene-1,3-dioxolan-4-ones
    Patent number: 7507838
    Abstract: A process for preparing Z-5-carboxymethylene-1,3-dioxolan-4-ones is provided which includes the steps of reacting a bis-ketal or bis-acetal of tartaric acid with a potassium containing base to form the carboxymethylene-1,3-dioxolan-4-one. A process for preparing HIV integrase inhibitors employing the carboxymethylene-1,3-dioxolan-4-one inhibitor is also provided.
    Type: Grant
    Filed: August 22, 2005
    Date of Patent: March 24, 2009
    Assignee: Bristol-Myers Squibb Company
    Inventors: William A. Nugent, Keming Zhu, James H. Simpson, Edward J. Delaney
  • Process for the preparation of Z-5-carboxymethylene-1,3-dioxolan-4-ones
    Publication number: 20060047129
    Abstract: A process for preparing Z-5-carboxymethylene-1,3-dioxolan-4-ones is provided which includes the steps of reacting a bis-ketal or bis-acetal of tartaric acid with a potassium containing base to form the carboxymethylene-1,3-dioxolan-4-one. A process for preparing HIV integrase inhibitors employing the carboxymethylene-1,3-dioxolan-4-one inhibitor is also provided.
    Type: Application
    Filed: August 22, 2005
    Publication date: March 2, 2006
    Inventors: William Nugent, Keming Zhu, James Simpson, Edward Delaney