Patents by Inventor Xianyong Bu

Xianyong Bu 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: 9040549
    Abstract: The present invention relates to thiopyrimidine-based compounds that are inhibitors of protein kinases including JAK kinases. In particular, the compounds are selective for JAK1, JAK2 or JAK3 kinases and combinations thereof such as JAK1 and JAK2. The kinase inhibitors can be used in the treatment of kinase associated diseases such as immunological and inflammatory diseases including organ transplants; hyperproliferative diseases including cancer and myeloproliferative diseases; viral diseases; metabolic diseases and vascular diseases.
    Type: Grant
    Filed: April 11, 2013
    Date of Patent: May 26, 2015
    Assignee: YM Biosciences Australia Pty Ltd.
    Inventors: David Gerard Bourke, Xianyong Bu, Christopher John Burns, Anthony Nicholas Cuzzupe, John Thomas Feutrill, Tracy Leah Nero, Beata Maria Blannin, Jun Zeng, Shaun Patrick Gaynor
  • Patent number: 8846704
    Abstract: The present invention relates to thiopyrimidine-based compounds that are inhibitors of protein kinases including JAK kinases. In particular, the compounds are selective for JAK1, JAK2 or JAK3 kinases and combinations thereof such as JAK1 and JAK2. The kinase inhibitors can be used in the treatment of kinase associated diseases such as immunological and inflammatory diseases including organ transplants; hyperproliferative diseases including cancer and myeloproliferative diseases; viral diseases; metabolic diseases and vascular diseases.
    Type: Grant
    Filed: January 31, 2008
    Date of Patent: September 30, 2014
    Assignee: YM Biosciences Austraila Pty Ltd
    Inventors: David Gerard Bourke, Xianyong Bu, Christopher John Burns, Anthony Nicholas Cuzzupe, John Thomas Feutrill, Tracy Leah Nero, Beata Maria Blannin, Jun Zeng, Shaun Patrick Gaynor
  • Publication number: 20140051703
    Abstract: The present invention relates to thiopyrimidine-based compounds that are inhibitors of protein kinases including JAK kinases. In particular, the compounds are selective for JAK1, JAK2 or JAK3 kinases and combinations thereof such as JAK1 and JAK2. The kinase inhibitors can be used in the treatment of kinase associated diseases such as immunological and inflammatory diseases including organ transplants; hyperproliferative diseases including cancer and myeloproliferative diseases; viral diseases; metabolic diseases and vascular diseases.
    Type: Application
    Filed: April 11, 2013
    Publication date: February 20, 2014
    Applicant: Cytopia Research Pty Ltd.
    Inventors: David Gerard BOURKE, Xianyong Bu, Christopher John Burns, Anthony Nicholas Cuzzupe, John Thomas Feutrill, Tracy Leah Nero, Beata Maria Blannin, Jun Zeng, Shaun Patrick Gaynor
  • Publication number: 20140045848
    Abstract: The present invention relates to thiopyrimidine-based compounds that are inhibitors of protein kinases including JAK kinases. In particular, the compounds are selective for JAK1, JAK2 or JAK3 kinases and combinations thereof such as JAK1 and JAK2. The kinase inhibitors can be used in the treatment of kinase associated diseases such as immunological and inflammatory diseases including organ transplants; hyperproliferative diseases including cancer and myeloproliferative diseases; viral diseases; metabolic diseases and vascular diseases.
    Type: Application
    Filed: April 11, 2013
    Publication date: February 13, 2014
    Applicant: Cytopia Research Pty Ltd.
    Inventors: David Gerard Bourke, Xianyong Bu, Christopher John Burns, Anthony Nicholas Cuzzupe, John Thomas Feutrill, Tracy Leah Nero, Beata Maria Blannin, Jun Zeng, Shaun Patrick Gaynor
  • Patent number: 8329737
    Abstract: A compound of the general formula (I) or pharmaceutically acceptable prodrugs, salts, hydrates, solvates, crystal forms or diastereomers thereof, wherein A represents a variety of six membered nitrogen containing heterocyclic rings, Q is a bond, halogen, C1-4 alkyl, O, S, SO2, CO or CS and X1, X2, X3 and X4 are optionally substituted by 9 specific substituents or one can be nitrogen. Compositions comprising a carrier and at least one compound of formula (I) are also provided. Further provided are methods of treating tyrosine kinase-associated disease states by administering a compound of formula (I) and methods of suppressing the immune system of a subject by administering a compound of formula (I).
    Type: Grant
    Filed: September 30, 2010
    Date of Patent: December 11, 2012
    Assignee: YM Biosciences Australia PTY Ltd
    Inventors: Michelle Leanne Styles, Jun Zeng, Herbert Rudolf Treutlein, Andrew Frederick Wilks, Marcel Robert Kling, Xianyong Bu, Christopher John Burns
  • Patent number: 8084456
    Abstract: A compound of general formula (I) or pharmaceutically acceptable prodrugs, salts, hydrates, solvates, crystal forms or diastereomers thereof is described. A method of treating a hyperproliferation-related disease state or disorder in a subject using a compound of formula (I) is also described.
    Type: Grant
    Filed: December 11, 2003
    Date of Patent: December 27, 2011
    Assignee: YM Biosciences Australia Pty Ltd
    Inventors: Christopher John Burns, Andrew Frederick Wilks, Xianyong Bu, Harrison Sikanyika, Michael Francis Harte
  • Publication number: 20110082142
    Abstract: A compound of the general formula (I) or pharmaceutically acceptable prodrugs, salts, hydrates, solvates, crystal forms or diastereomers thereof, wherein A represents a variety of six membered nitrogen containing heterocyclic rings, Q is a bond, halogen, C1-4 alkyl, O, S, SO2, CO or CS and X1, X2, X3 and X4 are optionally substituted by 9 specific substituents or one can be nitrogen. Compositions comprising a carrier and at least one compound of formula (I) are also provided. Further provided are methods of treating tyrosine kinase-associated disease states by administering a compound of formula (I) and methods of suppressing the immune system of a subject by administering a compound of formula (I).
    Type: Application
    Filed: September 30, 2010
    Publication date: April 7, 2011
    Inventors: MICHELLE LEANNE STYLES, JUN ZENG, HERBERT RUDOLF TREUTLEIN, ANDREW FREDERICK WILKS, MARCEL ROBERT KLING, XIANYONG BU, CHRISTOPHER JOHN BURNS
  • Publication number: 20100239631
    Abstract: The present invention relates to thiopyrimidine-based compounds that are inhibitors of protein kinases including JAK kinases. In particular, the compounds are selective for JAK1, JAK2 or JAK3 kinases and combinations thereof such as JAK1 and JAK2. The kinase inhibitors can be used in the treatment of kinase associated diseases such as immunological and inflammatory diseases including organ transplants; hyperproliferative diseases including cancer and myeloproliferative diseases; viral diseases; metabolic diseases and vascular diseases.
    Type: Application
    Filed: January 31, 2008
    Publication date: September 23, 2010
    Inventors: David Gerard Bourke, Xianyong Bu, Christopher John Burns, Anthony Nicholas Cuzzupe, John Thomas Feutrill, Tracy Leah Nero, Beata Maria Blannin, Jun Zeng, Shaun Patrick Gaynor
  • Patent number: 7737143
    Abstract: A compound of general formula (I) or pharmaceutically acceptable prodrugs, salts, hydrates, solvates, crystal forms or diastereomers thereof is described. A method of treating kinase-associated disease states using the compound of formula (I) is also described.
    Type: Grant
    Filed: December 3, 2004
    Date of Patent: June 15, 2010
    Assignee: YM Biosciences Australia Pty Ltd
    Inventors: Christopher John Burns, Andrew Frederick Wilks, Xianyong Bu
  • Patent number: 7598272
    Abstract: A compound of the general formula: or pharmaceutically acceptable salts, hydrates, solvates, crystal forms or diastereomers thereof is described. A method of treating protein kinase-associated disease states using the compound of formula I is also described.
    Type: Grant
    Filed: April 4, 2006
    Date of Patent: October 6, 2009
    Assignee: Cytopia Research Pty Ltd
    Inventors: Christopher John Burns, Xianyong Bu, Andrew Frederick Wilks
  • Patent number: 7511047
    Abstract: A compound of the general formula: or pharmaceutically acceptable salts, hydrates, solvates, crystal forms or diastereomers thereof is described. A method of treating protein kinase-associated disease states using the compound of formula I is also described.
    Type: Grant
    Filed: April 4, 2006
    Date of Patent: March 31, 2009
    Assignee: Cytopia Research Pty Ltd
    Inventors: Christopher John Burns, Xianyong Bu, Andrew Frederick Wilks
  • Publication number: 20080207613
    Abstract: A compound of the general formula (I) or pharmaceutically acceptable prodrugs, salts, hydrates, solvates, crystal forms or diastereomers thereof, wherein A represents a variety of six membered nitrogen containing heterocyclic rings, Q is a bond, halogen, C1-4 alkyl, O, S, SO2, CO or CS and X1, X2, X3 and X4 are optionally substituted by 9 specific substituents or one can be nitrogen. Compositions comprising a carrier and at least one compound of formula (I) are also provided. Further provided are methods of treating tyrosine kinase-associated disease states by administering a compound of formula (I) and methods of suppressing the immune system of a subject by administering a compound of formula (I).
    Type: Application
    Filed: January 12, 2005
    Publication date: August 28, 2008
    Applicant: CYTOPIA RESEARCH PTY LTD
    Inventors: Michelle Leanne Styles, Jun Zeng, Herbert Rudolf Treutlein, Andrew Frederick Wilks, Marcel Robert Kling, Christopher John Burns, Xianyong Bu
  • Patent number: 7259179
    Abstract: A compound of the general formula: or pharmaceutically acceptable salts, hydrates, solvates, crystal forms or diastereomers thereof is described. A method of treating protein kinase-associated disease states using the compound of formula I is also described.
    Type: Grant
    Filed: May 23, 2003
    Date of Patent: August 21, 2007
    Assignee: Cytopia Research Pty Ltd
    Inventors: Christopher John Burns, Xianyong Bu, Andrew Frederick Wilks
  • Publication number: 20070161635
    Abstract: Methods using compounds of the general formula: or pharmaceutically acceptable salts, hydrates, solvates, crystal forms or diastereomers thereof to treat protein kinase-associated disease states is described.
    Type: Application
    Filed: February 27, 2007
    Publication date: July 12, 2007
    Inventors: Christopher Burns, Xianyong Bu, Andrew Wilks
  • Publication number: 20070099935
    Abstract: A compound of general formula (I) or pharmaceutically acceptable prodrugs, salts, hydrates, solvates, crystal forms or diastereomers thereof is described. A method of treating kinase-associated disease states using the compound of formula (I) is also described.
    Type: Application
    Filed: December 3, 2004
    Publication date: May 3, 2007
    Inventors: Christopher Burns, Andrew Wilks, Xianyong Bu
  • Publication number: 20070082894
    Abstract: A compound of general formula (I) or pharmaceutically acceptable prodrugs, salts, hydrates, solvates, crystal forms or diastereomers thereof is described. A method of treating a hyperproliferation-related disease state or disorder in a subject using a compound of formula (I) is also described.
    Type: Application
    Filed: December 11, 2003
    Publication date: April 12, 2007
    Applicant: Cytopia Pty Ltd
    Inventors: Christopher Burns, Andrew Wilks, Xianyong Bu, Harrison Sikanyika, Michael Harte
  • Publication number: 20060270687
    Abstract: A compound of the general formula: or pharmaceutically acceptable salts, hydrates, solvates, crystal forms or diastereomers thereof is described. A method of treating protein kinase-associated disease states using the compound of formula I is also described.
    Type: Application
    Filed: April 4, 2006
    Publication date: November 30, 2006
    Inventors: Christopher Burns, Xianyong Bu, Andrew Wilks
  • Publication number: 20060241112
    Abstract: A compound of the general formula: or pharmaceutically acceptable salts, hydrates, solvates, crystal forms or diastereomers thereof is described. A method of treating protein kinase-associated disease states using the compound of formula I is also described.
    Type: Application
    Filed: April 4, 2006
    Publication date: October 26, 2006
    Inventors: Christopher Burns, Xianyong Bu, Andrew Wilks
  • Patent number: 7122550
    Abstract: A compound of the general formula: or pharmaceutically acceptable salts, hydrates, solvates, crystal forms of diastereomers thereof is described. A method of treating protein kinase-associated disease states using the compound of Formula I is also described.
    Type: Grant
    Filed: May 23, 2003
    Date of Patent: October 17, 2006
    Assignee: Cytopia Pty Ltd
    Inventors: Christopher John Burns, Xianyong Bu, Andrew Frederick Wilks
  • Publication number: 20060148824
    Abstract: A compound of the general formula: or pharmaceutically acceptable salts, hydrates, solvates, crystal forms of diastereomers thereof is described. Method of inhibiting a protein kinase using compounds of Formula I are also described.
    Type: Application
    Filed: March 2, 2006
    Publication date: July 6, 2006
    Inventors: Christopher Burns, Xianyong Bu, Andrew Wilks