Patents by Inventor Zhigen Hu

Zhigen Hu 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: 20230293522
    Abstract: Disclosed are chemical entities which are compounds of formula (I): or pharmaceutically acceptable salts thereof; wherein Y, Ra, Ra?, Rb, Rc, X1, X2, X3, Rd, Z1, and Z2 have the values described herein and stereochemical configurations depicted at asterisked positions indicate absolute stereochemistry. Chemical entities according to the disclosure can be useful as inhibitors of Sumo Activating Enzyme (SAE). Further provided are pharmaceutical compositions comprising a compound of the disclosure and methods of using the compositions in the treatment of proliferative, inflammatory, cardiovascular, and neurodegenerative diseases or disorders.
    Type: Application
    Filed: October 11, 2022
    Publication date: September 21, 2023
    Inventors: Matthew O. DUFFEY, Dylan ENGLAND, Brian Scott FREEZE, Zhigen HU, Steven LANGSTON, Charles MCINTYRE, Hirotake MIZUTANI, Koji ONO, He XU
  • Publication number: 20220331316
    Abstract: Disclosed are chemical entities which are compounds of formula (I): or pharmaceutically acceptable salts thereof; wherein Y, Ra, Ra?, Rb, Rc, X1, X2, X3, Rd, Z1, and Z2 have the values described herein and stereochemical configurations depicted at asterisked positions indicate absolute stereochemistry. Chemical entities according to the disclosure can be useful as inhibitors of Sumo Activating Enzyme (SAE). Further provided are pharmaceutical compositions comprising a compound of the disclosure and methods of using the compositions in the treatment of proliferative, inflammatory, cardiovascular, and neurodegenerative diseases or disorders.
    Type: Application
    Filed: July 10, 2020
    Publication date: October 20, 2022
    Applicant: Millennium Pharmaceuticals, Inc.
    Inventors: Matthew O. DUFFEY, Dylan ENGLAND, Brian Scott FREEZE, Zhigen HU, Steven LANGSTON, Charles McINTYRE, Hirotake MIZUTANI, Koji ONO, He XU
  • Patent number: 10780090
    Abstract: Disclosed are chemical entities which are compounds of formula (I): or pharmaceutically acceptable salts thereof; wherein Y, Ra, Ra?, Rb, Rc, X1, X2, X3, Rd, Z1, and Z2 have the values described herein and stereochemical configurations depicted at asterisked positions indicate absolute stereochemistry. Chemical entities according to the disclosure can be useful as inhibitors of Sumo Activating Enzyme (SAE). Further provided are pharmaceutical compositions comprising a compound of the disclosure and methods of using the compositions in the treatment of proliferative, inflammatory, cardiovascular, and neurodegenerative diseases or disorders.
    Type: Grant
    Filed: April 23, 2019
    Date of Patent: September 22, 2020
    Assignee: Millennium Pharmaceuticals, Inc.
    Inventors: Matthew O. Duffey, Dylan England, Brian Scott Freeze, Zhigen Hu, Steven Langston, Charles McIntyre, Hirotake Mizutani, Koji Ono, He Xu
  • Publication number: 20200085821
    Abstract: Disclosed are chemical entities which are compounds of formula (I): or pharmaceutically acceptable salts thereof; wherein Y, Ra, Ra?, Rb, Rc, X1, X2, X3, Rd, Z1, and Z2 have the values described herein and stereochemical configurations depicted at asterisked positions indicate absolute stereochemistry. Chemical entities according to the disclosure can be useful as inhibitors of Sumo Activating Enzyme (SAE). Further provided are pharmaceutical compositions comprising a compound of the disclosure and methods of using the compositions in the treatment of proliferative, inflammatory, cardiovascular, and neurodegenerative diseases or disorders.
    Type: Application
    Filed: April 23, 2019
    Publication date: March 19, 2020
    Applicant: Millennium Pharmaceuticals, Inc.
    Inventors: Matthew O. DUFFEY, Dylan ENGLAND, Brian Scott FREEZE, Zhigen HU, Steven LANGSTON, Charles McINTYRE, Hirotake MIZUTANI, Koji ONO, He XU
  • Patent number: 10335410
    Abstract: Disclosed are chemical entities which are compounds of formula (I): or pharmaceutically acceptable salts thereof; wherein Y, Ra, Ra?, Rb, Rc, X1, X2, X3, Rd, Z1, and Z2 have the values described herein and stereochemical configurations depicted at asterisked positions indicate absolute stereochemistry. Chemical entities according to the disclosure can be useful as inhibitors of Sumo Activating Enzyme (SAE). Further provided are pharmaceutical compositions comprising a compound of the disclosure and methods of using the compositions in the treatment of proliferative, inflammatory, cardiovascular, and neurodegenerative diseases or disorders.
    Type: Grant
    Filed: March 16, 2018
    Date of Patent: July 2, 2019
    Assignee: Millennium Pharmaceuticals, Inc.
    Inventors: Matthew O. Duffey, Dylan England, Brian Scott Freeze, Zhigen Hu, Steven Langston, Charles McIntyre, Hirotake Mizutani, Koji Ono, He Xu
  • Publication number: 20180311239
    Abstract: Disclosed are chemical entities which are compounds of formula (I): or pharmaceutically acceptable salts thereof; wherein Y, Ra, Ra?, Rb, Rc, X1, X2, X3, Rd, Z1, and Z2 have the values described herein and stereochemical configurations depicted at asterisked positions indicate absolute stereochemistry. Chemical entities according to the disclosure can be useful as inhibitors of Sumo Activating Enzyme (SAE). Further provided are pharmaceutical compositions comprising a compound of the disclosure and methods of using the compositions in the treatment of proliferative, inflammatory, cardiovascular, and neurodegenerative diseases or disorders.
    Type: Application
    Filed: March 16, 2018
    Publication date: November 1, 2018
    Applicant: Millennium Pharmaceuticals, Inc.
    Inventors: Matthew O. DUFFEY, Dylan ENGLAND, Brian Scott FREEZE, Zhigen HU, Steven LANGSTON, Charles McINTYRE, Hirotake MIZUTANI, Koji ONO, He XU
  • Patent number: 9962386
    Abstract: Disclosed are chemical entities which are compounds of formula (I): or pharmaceutically acceptable salts thereof; wherein Y, Ra, Ra?, Rb, Rc, X1, X2, X3, Rd, Z1, and Z2 have the values described herein and stereochemical configurations depicted at asterisked positions indicate absolute stereochemistry. Chemical entities according to the disclosure can be useful as inhibitors of Sumo Activating Enzyme (SAE). Further provided are pharmaceutical compositions comprising a compound of the disclosure and methods of using the compositions in the treatment of proliferative, inflammatory, cardiovascular, and neurodegenerative diseases or disorders.
    Type: Grant
    Filed: April 17, 2017
    Date of Patent: May 8, 2018
    Assignee: Millennium Pharmaceuticals, Inc.
    Inventors: Matthew O. Duffey, Dylan England, Brian Scott Freeze, Zhigen Hu, Steven Langston, Charles McIntyre, Hirotake Mizutani, Koji Ono, He Xu
  • Publication number: 20170216290
    Abstract: Disclosed are chemical entities which are compounds of formula (I): or pharmaceutically acceptable salts thereof; wherein Y, Ra, Ra?, Rb, Rc, X1, X2, X3, Rd, Z1, and Z2 have the values described herein and stereochemical configurations depicted at asterisked positions indicate absolute stereochemistry. Chemical entities according to the disclosure can be useful as inhibitors of Sumo Activating Enzyme (SAE). Further provided are pharmaceutical compositions comprising a compound of the disclosure and methods of using the compositions in the treatment of proliferative, inflammatory, cardiovascular, and neurodegenerative diseases or disorders.
    Type: Application
    Filed: April 17, 2017
    Publication date: August 3, 2017
    Applicant: Millennium Pharmaceuticals, Inc.
    Inventors: Matthew O. DUFFEY, Dylan England, Brian Scott Freeze, Zhigen Hu, Steven Langston, Charles Mclntyre, Hirotake Mizutani, Koji Ono, He Xu
  • Patent number: 9695154
    Abstract: Disclosed are compounds of formula (I); or a pharmaceutically acceptable salt thereof; wherein Y, Ra, Ra?, Rc, Rf, X2, Rd, Rd?, Re, Re?, m, and G have the values described herein and stereochemical configurations depicted at asterisked positions indicate absolute stereochemistry, useful as inhibitors of Sumo Activating Enzyme (SAE). Further provided are pharmaceutical compositions comprising a compound of the disclosure and methods of using the compositions in the treatment of proliferative, inflammatory, cardiovascular and neurodegenerative diseases or disorders.
    Type: Grant
    Filed: July 1, 2014
    Date of Patent: July 4, 2017
    Assignee: Millennium Pharmaceuticals, Inc.
    Inventors: Matthew O. Duffey, Dylan B. England, Zhigen Hu, Mitsuhiro Ito, Steven P. Langston, Charles McIntyre, Hirotake Mizutani, He Xu
  • Patent number: 9683003
    Abstract: Disclosed are chemical entities which are compounds of formula (I): or pharmaceutically acceptable salts thereof; wherein Y, Ra, Ra?, Rb, Rc, X1, X2, X3, Rd, Z1, and Z2 have the values described herein and stereochemical configurations depicted at asterisked positions indicate absolute stereochemistry. Chemical entities according to the disclosure can be useful as inhibitors of Sumo Activating Enzyme (SAE). Further provided are pharmaceutical compositions comprising a compound of the disclosure and methods of using the compositions in the treatment of proliferative, inflammatory, cardiovascular, and neurodegenerative diseases or disorders.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: June 20, 2017
    Assignee: Millennium Pharmaceuticals, Inc.
    Inventors: Matthew O. Duffey, Dylan England, Scott Freeze, Zhigen Hu, Steven Langston, Charles McIntyre, Hirotake Mizutani, Koji Ono, He Xu
  • Publication number: 20170002032
    Abstract: Disclosed are chemical entities which are compounds of formula (I): or pharmaceutically acceptable salts thereof; wherein Y, Ra, Ra?, Rb, Rc, X1, X2, X3, Rd, Z1, and Z2 have the values described herein and stereochemical configurations depicted at asterisked positions indicate absolute stereochemistry. Chemical entities according to the disclosure can be useful as inhibitors of Sumo Activating Enzyme (SAE). Further provided are pharmaceutical compositions comprising a compound of the disclosure and methods of using the compositions in the treatment of proliferative, inflammatory, cardiovascular, and neurodegenerative diseases or disorders.
    Type: Application
    Filed: June 30, 2015
    Publication date: January 5, 2017
    Applicant: MILLENNIUM PHARMACEUTICALS, INC.
    Inventors: Matthew O. Duffey, Dylan England, Scott Freeze, Zhigen Hu, Steven Langston, Charles McIntyre, Hirotake Mizutani, Koji Ono, He Xu
  • Publication number: 20160355504
    Abstract: Disclosed are compounds of formula (I); or a pharmaceutically acceptable salt thereof; wherein Y, Ra, Ra?, Rc, Rf, X2, Rd, Rd?, Re, Re?2, m, and G have the values described herein and stereochemical configurations depicted at asterisked positions indicate absolute stereochemistry, useful as inhibitors of Sumo Activating Enzyme (SAE). Further provided are pharmaceutical compositions comprising a compound of the disclosure and methods of using the compositions in the treatment of proliferative, inflammatory, cardiovascular and neurodegenerative diseases or disorders.
    Type: Application
    Filed: July 1, 2014
    Publication date: December 8, 2016
    Applicant: MILLENNIUM PHARMACEUTICALS, INC.
    Inventors: Matthew O. Duffey, Dylan B. England, Zhigen Hu, Mitsuhiro Ito, Steven P. Langston, Charles McIntyre, Hirotake Mizutani, He Xu
  • Publication number: 20160009744
    Abstract: Disclosed are chemical entities which are compounds of formula (I): or pharmaceutically acceptable salts thereof; wherein Y, Ra, Ra?, Rb, Rc, X1, X2, X3, Rd, Z1, and Z2 have the values described herein and stereochemical configurations depicted at asterisked positions indicate absolute stereochemistry. Chemical entities according to the disclosure can be useful as inhibitors of Sumo Activating Enzyme (SAE). Further provided are pharmaceutical compositions comprising a compound of the disclosure and methods of using the compositions in the treatment of proliferative, inflammatory, cardiovascular, and neurodegenerative diseases or disorders.
    Type: Application
    Filed: June 30, 2015
    Publication date: January 14, 2016
    Applicant: MILLENNIUM PHARMACEUTICALS, INC.
    Inventors: Matthew O. Duffey, Dylan England, Scott Freeze, Zhigen Hu, Steven Langston, Charles McIntyre, Hirotake Mizutani, Koji Ono, He Xu
  • Publication number: 20150175593
    Abstract: This invention provides compounds of formula IA-a or IB-a and subsets thereof: wherein Z, HY, R1, R2, G1, W, n, and A and subsets thereof are as described in the specification. The compounds are inhibitors of PI3K and are thus useful for treating proliferative, inflammatory, or cardiovascular disorders.
    Type: Application
    Filed: July 29, 2014
    Publication date: June 25, 2015
    Inventors: Masaaki Hirose, Zhigen Hu, Yongbo Hu, Hong Myung Lee, Zhan Shi, Stepan Vyskocil, Tianlin Xu
  • Patent number: 9062038
    Abstract: This invention provides compounds of formula IA or IB: wherein HY, R1, R2, G1, W, n, and A are as described in the specification. The compounds are inhibitors of PI3K and/or mTor and are thus useful for treating proliferative, inflammatory, or cardiovascular disorders.
    Type: Grant
    Filed: August 10, 2011
    Date of Patent: June 23, 2015
    Assignee: Millennium Pharmaceuticals, Inc.
    Inventors: Masaaki Hirose, Yongbo Hu, Zhigen Hu, Hong Myung Lee, Zhan Shi, Stepan Vyskocil, Tianlin Xu
  • Patent number: 8796271
    Abstract: This invention provides compounds of formula IA-a or IB-a and subsets thereof: wherein Z, HY, R1, R2, G1, W, n, and A and subsets thereof are as described in the specification. The compounds are inhibitors of PI3K and are thus useful for treating proliferative, inflammatory, or cardiovascular disorders.
    Type: Grant
    Filed: August 11, 2011
    Date of Patent: August 5, 2014
    Assignee: Millennium Pharmaceuticals, Inc.
    Inventors: Masaaki Hirose, Zhigen Hu, Yongbo Hu, Hong Myung Lee, Zhan Shi, Stepan Vyskocil, Tianlin Xu
  • Publication number: 20130267563
    Abstract: This invention provides compounds of formula IA or IB: wherein HY, R1, R2, G1, W, n, and A are as described in the specification. The compounds are inhibitors of PI3K and/or mTor and are thus useful for treating proliferative, inflammatory, or cardiovascular disorders.
    Type: Application
    Filed: August 10, 2011
    Publication date: October 10, 2013
    Applicant: Millennium Pharmaceuticals, Inc.
    Inventors: Masaaki Hirose, Yongbo Hu, Zhigen Hu, Hong Myung Lee, Zhan Shi, Stephan Vyskocil, Tianlin Xu
  • Publication number: 20120178723
    Abstract: This invention provides compounds of formula IA-a or IB-a and subsets thereof: wherein Z, HY, R1, R2, G1, W, n, and A and subsets thereof are as described in the specification. The compounds are inhibitors of PI3K and are thus useful for treating proliferative, inflammatory, or cardiovascular disorders.
    Type: Application
    Filed: August 11, 2011
    Publication date: July 12, 2012
    Applicant: Millennium Pharmaceuticals, Inc.
    Inventors: Masaaki Hirose, Zhigen Hu, Yongbo Hu, Hong Myung Lee, Zhan Shi, Stepan Vyskocil, Tianlin Xu