Patents by Inventor Jianhua Chao

Jianhua Chao 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: 20170354639
    Abstract: Provided herein are compounds of formula (I) and compositions containing the compounds. The compounds and compositions are useful in the methods of treating, amelioration or prophylaxix of diseases associated with Nrf2/NF-?B pathways. The diseases associated include, but are not limited to a fibrotic disease such as lung fibrosis, liver fibrosis, kidney fibrosis, and scleroderma, or a neurodegenerative disease, such as multiple sclerosis, amyotrophic lateral sclerosis, Parkinson's disease, Huntington's disease, and Alzheimer's disease, and sickle cell disease.
    Type: Application
    Filed: October 23, 2015
    Publication date: December 14, 2017
    Inventors: Jianhua Chao, Brian Lucas
  • Patent number: 9421273
    Abstract: The present invention is directed to silicon-containing fumaric acid esters of the Formulae I-IV. The silicon-containing fumaric acid esters of Formulae I-IV are useful in transplantation medicine and for the treatment of autoimmune diseases and autoimmune-related diseases. (I), (II), (III) & (IV).
    Type: Grant
    Filed: December 14, 2012
    Date of Patent: August 23, 2016
    Assignee: Biogen MA Inc.
    Inventor: Jianhua Chao
  • Publication number: 20150274663
    Abstract: Compounds of formula (I) wherein: X is —O—, —S(O)r—, —CH2—, or —NR—, wherein r is 0, 1, or 2; X1, X2, and X5 are each independently CR7 or N; one of X3 or X4 is C and is attached by a single bond to -L-, and the other is CR7 or N, provided that no more than three of X1, X2, X3, X or X5 are N; Ring A is monocyclic C5-6scycloalkyl or a 5- to 6-membered monocyclic heterocyclyl comprising from 1 to 5 heteroatoms independently selected from N, S, or O; wherein Ring A is further optionally substituted with from 1 to 3 R4; provided that Ring A is not morpholinyl, thiomorpholinyl or tetrahydro-2H-pyranyl; L is a bond, —O—, —NR—, —S(O)n—, —CH2—, or —C(O)—, wherein n is 0, 1, or 2; 1 2 L1 is an C1-8alkylene, C3-scycloalkylene, —CH2-L2-, or a 3- to 8-membered heterocyclylene comprising 1 to 5; R1 is C6-20alkyl or a monocyclic C3-8cycloalkyl; wherein said C3-8cycloalkyl is substituted with at least one R6 and may be optionally substituted with from 1 to 5 additional R6 substituents, wherein R6 for each occurrence is inde
    Type: Application
    Filed: November 20, 2013
    Publication date: October 1, 2015
    Inventors: Hairuo Peng, Edward Yin-Shiang Lin, Jianhua Chao, Zhili Xin, Bin Ma, Kevin Guckian, Timothy Chan, Gnanasambandam Kumaravel, Arthur G. Taveras
  • Publication number: 20140336151
    Abstract: The present invention is directed to silicon-containing fumaric acid esters of the Formulae I-IV. The silicon-containing fumaric acid esters of Formulae I-IV are useful in transplantation medicine and for the treatment of autoimmune diseases and autoimmune-related diseases.
    Type: Application
    Filed: December 14, 2012
    Publication date: November 13, 2014
    Inventor: Jianhua Chao
  • Publication number: 20140194427
    Abstract: Provided is a compound of formula (I): or a pharmaceutically acceptable salt thereof. Also provided is a method of treating, prophylaxis, or amelioration of a disease, comprising administering to a subject in need of treatment for the disease an effective amount of a compound of formula (I) described herein. In one embodiment, the method is a neurodegenerative disease, such as multiple sclerosis, amyotrophic lateral sclerosis, Parkinson's disease, Huntington's disease, or Alzheimer's disease.
    Type: Application
    Filed: March 7, 2014
    Publication date: July 10, 2014
    Applicant: Biogen IDEC MA Inc.
    Inventor: Jianhua CHAO
  • Publication number: 20140179779
    Abstract: Provided is a compound of formula (I): or a pharmaceutically acceptable salt thereof. Also provided is a method of activating the Nrf2 pathway, comprising contacting cells with a sufficient amount of a compound of formula (I) described herein. Also provided is a method of treating a neurodegenerative disease, comprising administering to a subject in need of treatment for the neurodegenerative disease an effective amount of a compound of formula (I) described herein.
    Type: Application
    Filed: December 20, 2013
    Publication date: June 26, 2014
    Inventor: Jianhua CHAO
  • Patent number: 8569312
    Abstract: In its many embodiments, the present invention provides a novel class of biaryl spiroaminooxazoline analogues as modulators of ?2C adrenergic receptor agonists, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more conditions associated with the ?2C adrenergic receptors using such compounds or pharmaceutical compositions.
    Type: Grant
    Filed: April 4, 2013
    Date of Patent: October 29, 2013
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Kevin D. McCormick, Li Dong, Christopher W. Boyce, Manuel de Lera Ruiz, Salem Fevrier, Jie Wu, Junying Zheng, Younong Yu, Jianhua Chao, Walter S. Won, Ashwin U. Rao, Rongze Kuang, Pauline C. Ting, Xianhai Huang, Ning Shao, Anandan Palani, Michael Y. Berlin, Robert G. Aslanian
  • Patent number: 8476274
    Abstract: In its many embodiments, the present invention provides a novel class of biaryl spiroaminooxazoline analogues as modulators of ?2C adrenergic receptor agonists, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more conditions associated with the ?2C adrenergic receptors using such compounds or pharmaceutical compositions.
    Type: Grant
    Filed: October 18, 2012
    Date of Patent: July 2, 2013
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Kevin D. McCormick, Li Dong, Christopher W. Boyce, Manuel de Lera Ruiz, Salem Fevrier, Jie Wu, Junying Zheng, Younong Yu, Jianhua Chao, Walter S. Won, Ashwin U. Rao, Rongze Kuang, Pauline C. Ting, Xianhai Huang, Ning Shao, Anandan Palani, Michael Y. Berlin, Robert G. Aslanian
  • Patent number: 8470863
    Abstract: In its many embodiments, the present invention provides a novel class of chroman compounds of formula I as ?2C adrenergic receptor agonists, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of prepaxing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more conditions associated with the ?2C adrenergic receptors using such compounds or pharmaceutical compositions. wherein J is: Z is —[C(Rc)(Rc)]x—, where x is 1, 2, or 3.
    Type: Grant
    Filed: February 11, 2008
    Date of Patent: June 25, 2013
    Assignee: Merck Sharp & Dohme, Corp.
    Inventors: Junying Zheng, Kevin D. McCormick, Jianhua Chao, Christopher W. Boyce, Robert G. Aslanian, Younong Yu
  • Publication number: 20130079271
    Abstract: In its many embodiments, the present invention provides a novel class of biaryl spiroaminooxazoline analogues as modulators of ?2C adrenergic receptor agonists, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more conditions associated with the ?2C adrenergic receptors using such compounds or pharmaceutical compositions.
    Type: Application
    Filed: September 22, 2010
    Publication date: March 28, 2013
    Inventors: Kevin D. McCormick, Ning Shao, Younong Yu, Xianhai Huang, Manuel De Lera Ruiz, Anandan Palani, Junying Zheng, Christopher W. Boyce, Robert G. Aslanian, Jianhua Chao
  • Patent number: 8383818
    Abstract: In its many embodiments, the present invention provides a novel class of heterocyclic derivatives as a2C adrenergic receptor agonists, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more conditions associated with the a2C adrenergic receptors using such compounds or pharmaceutical compositions.
    Type: Grant
    Filed: February 19, 2009
    Date of Patent: February 26, 2013
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Junying Zheng, Jianhua Chao, Kevin D. McCormick, Robert G. Aslanian, Mwangi W. Mutahi, Christopher W. Boyce, Walter S. Won
  • Patent number: 8324213
    Abstract: In its many embodiments, the present invention provides a novel class of biaryi spiroaminooxazoline analogues as modulators of ?2C adrenergic receptor agonists, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more conditions associated with the ?2C adrenergic receptors using such compounds or pharmaceutical compositions.
    Type: Grant
    Filed: October 6, 2009
    Date of Patent: December 4, 2012
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Kevin D. McCormick, Li Dong, Christopher W. Boyce, Manuel de Lera Ruiz, Salem Fevrier, Jie Wu, Junying Zheng, Youngong Yu, Jianhua Chao, Walter S. Won, Ashwin U. Rao, Rongze Kuang, Pauline C. Ting, Xianhai Huang, Ning Shao, Anandan Palani, Michael Y. Berlin, Robert G. Aslanian
  • Publication number: 20120028940
    Abstract: In its many embodiments, the present invention provides a novel class of azanitrile compounds as inhibitors of ?2C adrenergic receptor agonists, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more conditions associated with the ?2C adrenergic receptors using such compounds or pharmaceutical compositions.
    Type: Application
    Filed: September 15, 2009
    Publication date: February 2, 2012
    Applicant: MERCK SHARP & DOHME CORP.
    Inventors: Christopher W. Boyce, Jianhua Chao, Kevin D. McCormick
  • Publication number: 20110251207
    Abstract: In its many embodiments, the present invention provides a novel class of biaryi spiroaminooxazoline analogues as modulators of ?2C adrenergic receptor agonists, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmaceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more conditions associated with the ?2C adrenergic receptors using such compounds or pharmaceutical compositions.
    Type: Application
    Filed: October 6, 2009
    Publication date: October 13, 2011
    Applicant: Merck Sharp & Dohme Corp.
    Inventors: Kevin D. McCormick, Li Dong, Christopher W. Boyce, Manuel de Lera Ruiz, Salem Fevrier, Jie Wu, Junying Zheng, Younong Yu, Jianhua Chao, Walter S. Won, Ashwin U. Rao, Rongze Kuang, Pauline C. Ting, Xianhai Huang, Ning Shao, Adandan Palani, Michael Y. Berlin, Robert G. Aslanian
  • Publication number: 20110213029
    Abstract: There are disclosed compounds of the formula or a pharmaceutically acceptable salt or solvate thereof which are useful for the treatment of chemokine-mediated diseases such as acute and chronic inflammatory disorders and cancer.
    Type: Application
    Filed: May 6, 2011
    Publication date: September 1, 2011
    Applicants: Schering Corporation, Pharmacopeia Drug Discovery
    Inventors: Arthur G. Taveras, Cynthia J. Aki, Richard W. Bond, Jianping Chao, Michael Dwyer, Johan A. Ferreira, Jianhua Chao, Younong Yu, John J. Baldwin, Bernd Kaiser, Ge Li, J. Robert Merritt, Purakkattle J. Biju, Kingsley H. Nelson, JR., Laura L. Rokosz, Gaifa Lai, James P. Jakway, Minglang Wu, Evan A. Hecker, Daniel Lundell, Jay S. Fine
  • Publication number: 20110166124
    Abstract: The present invention relates to novel Tricyclic Spirocycle Derivatives, pharmaceutical compositions comprising the Tricyclic Spirocycle Derivatives and the use of these compounds for treating or preventing allergy, an allergy-induced airway response, congestion, a cardiovascular disease, an inflammatory disease, a gastrointestinal disorder, a neurological disorder, a metabolic disorder, obesity or an obesity-related disorder, diabetes, a diabetic complication, impaired glucose tolerance or aired fasting glucose.
    Type: Application
    Filed: July 21, 2009
    Publication date: July 7, 2011
    Inventors: Kevin D. McCormick, Robert G. Aslanian, Pietro Mangiaracina, Michael Y. Berlin, Manuel De Lera Ruiz, Christopher W. Boyce, Jianhua Chao, Pauline C. Ting, Junying Zheng, Stuart B. Rosenblum
  • Patent number: 7964646
    Abstract: There are disclosed compounds of the formula or a pharmaceutically acceptable salt or solvate thereof which are useful for the treatment of chemokine-mediated diseases such as acute and chronic inflammatory disorders and cancer.
    Type: Grant
    Filed: August 8, 2006
    Date of Patent: June 21, 2011
    Assignees: Schering Corporation, Pharmacopeia Drug Discovery
    Inventors: Arthur G. Taveras, Cynthia J. Aki, Richard W. Bond, Jianping Chao, Michael Dwyer, Johan A. Ferreira, Jianhua Chao, Younong Yu, John J. Baldwin, Bernd Kaiser, Ge Li, J. Robert Merritt, Purakkattle J. Biju, Kingsley H. Nelson, Jr., Laura L. Rokosz, Gaifa Lai
  • Patent number: 7960433
    Abstract: Methods of treating chemokine-mediated diseases are disclosed. The methods comprise the administration of CXC-Chemokine receptor antagonists of the formula or pharmaceutically acceptable salts or solvates thereof, in combination with other classes of pharmaceutical compounds. The chemokine-mediated diseases include acute and chronic inflammatory disorders, psoriasis, cystic fibrosis, asthma and cancer. Also disclosed are novel compounds of formula (I).
    Type: Grant
    Filed: February 14, 2007
    Date of Patent: June 14, 2011
    Assignee: Schering Corporation
    Inventors: Arthur G. Taveras, Motasim Billah, Daniel Lundell, William Kreutner, James Jakway, Jay S. Fine, Loretta A. Bober, Jianhua Chao, Purakkattle J. Biju, Younong Yu
  • Patent number: 7947720
    Abstract: There are disclosed compounds of the formula or a pharmaceutically acceptable salt or solvate thereof which are useful for the treatment of chemokine-mediated diseases such as acute and chronic inflammatory disorders and cancer.
    Type: Grant
    Filed: January 13, 2009
    Date of Patent: May 24, 2011
    Assignees: Schering Corporation, Pharmacopeia Drug Discovery
    Inventors: Arthur G. Taveras, Cynthia J. Aki, Richard W. Bond, Jianping Chao, Michael Dwyer, Johan A. Ferreira, Jianhua Chao, Younong Yu, John J. Baldwin, Bernd Kaiser, Ge Li, J. Robert Merritt, Purakkattle J. Biju, Kingsley H. Nelson, Jr., Laura L. Rokosz
  • Publication number: 20110060006
    Abstract: In its many embodiments, the present invention provides a novel class of heterocyclic derivatives as a2C adrenergic receptor agonists, methods of preparing such compounds, pharmaceutical compositions containing one or more such compounds, methods of preparing pharmceutical formulations comprising one or more such compounds, and methods of treatment, prevention, inhibition, or amelioration of one or more conditions associated with the a2C adrenergic receptors using such compounds or pharmaceutical compositions.
    Type: Application
    Filed: February 19, 2009
    Publication date: March 10, 2011
    Applicant: Schering Plough Corporation
    Inventors: Junying Zheng, Jianhua Chao, Kevin D. McCormick, Robert G. Aslanian, Mwangi W. Muthai, Christopher W. Boyce, Walter S. Won