Patents by Inventor Weifang Shan

Weifang Shan 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).

  • Inhibitors of indoleamine 2,3-dioxygenase and methods of their use
    Patent number: 11649212
    Abstract: The present invention provides compounds of formula (I), formula (II) or formula (III), wherein all of the variables are as defined herein. These compounds are inhibitors of indoleamine 2,3-dioxygenase (IDO), which may be used as medicaments for the treatment of proliferative disorders, such as cancer, viral infections and/or autoimmune diseases.
    Type: Grant
    Filed: October 8, 2018
    Date of Patent: May 16, 2023
    Assignee: Bristol-Myers Squibb Company
    Inventors: James Aaron Balog, Emily Charlotte Cherney, Weifang Shan, David K. Williams, Liping Zhang
  • Compounds useful as inhibitors of helios protein
    Patent number: 11548870
    Abstract: Disclosed are compounds of Formula (I): or a salt thereof, wherein: Z is CR6R6 or C?O; Ring A is: and R1, R2, R3, R4, R5, m, and n are defined herein. Also disclosed are methods of using such compounds to inhibit Helios protein, and pharmaceutical compositions comprising such compounds. These compounds are useful in the treatment of viral infections and proliferative disorders, such as cancer.
    Type: Grant
    Filed: November 18, 2020
    Date of Patent: January 10, 2023
    Assignee: Bristol-Myers Squibb Company
    Inventors: Andrew P. Degnan, Godwin Kwame Kumi, Audris Huang, James Aaron Balog, Ashok Vinayak Purandare, Weifang Shan, Guo Li
  • Inhibitors of indoleamine 2,3-dioxygenase and methods of their use
    Patent number: 11337970
    Abstract: There are disclosed compounds that modulate or inhibit the enzymatic activity of indoleamine 2,3-dioxygenase (IDO), pharmaceutical compositions containing said compounds and methods of treating proliferative disorders, such as cancer, viral infections and/or inflammatory disorders utilizing the compounds of the invention.
    Type: Grant
    Filed: August 25, 2017
    Date of Patent: May 24, 2022
    Assignee: Bristol-Myers Squibb Company
    Inventors: Emily Charlotte Cherney, Weifang Shan, Liping Zhang, Susheel Jethanand Nara, Audris Huang, James Aaron Balog
  • INHIBITORS OF INDOLEAMINE 2,3-DIOXYGENASE AND METHODS OF THEIR USE
    Publication number: 20210355113
    Abstract: The present invention provides compounds of formula (I) wherein all of the variables are as defined herein. These compounds are inhibitors of indoleamine 2,3-dioxygenase (IDO), which may be used as medicaments for the treatment of proliferative disorders, such as cancer, viral infections and/or autoimmune diseases.
    Type: Application
    Filed: July 20, 2019
    Publication date: November 18, 2021
    Inventors: James Aaron BALOG, Steven P. SEITZ, Jay A. MARKWALDER, David K. WILLIAMS, Weifang SHAN, Susheel Jethanand NARA, Saumya ROY, Srinivas CHERUKU, Nagalakshmi PULICHARLA
  • INHIBITORS OF INDOLEAMINE 2,3-DIOXYGENASE AND METHODS OF THEIR USE
    Publication number: 20210299126
    Abstract: The present invention provides compounds of formula (I): wherein all of the variables are as defined herein. These compounds are inhibitors of indoleamine 2,3-dioxygenase (IDO), which may be used as medicaments for the treatment of proliferative disorders, such as cancer, viral infections and/or autoimmune diseases.
    Type: Application
    Filed: July 22, 2019
    Publication date: September 30, 2021
    Inventors: James Aaron BALOG, Jay A. MARKWALDER, Weifang SHAN, David K. WILLIAMS, Susheel Jethanand NARA, Saumya ROY, Soodamani THANGAVEL, Srinivas CHERUKU, Ramesh Kumar SISTLA
  • INHIBITORS OF INDOLEAMINE 2,3-DIOXYGENASE AND METHODS OF THEIR USE
    Publication number: 20210290613
    Abstract: There are disclosed compounds that modulate or inhibit the enzymatic activity of indoleamine 2,3-dioxygenase (IDO), pharmaceutical compositions containing said compounds and methods of treating proliferative disorders, such as cancer, viral infections and/or inflammatory disorders utilizing the compounds of the invention.
    Type: Application
    Filed: August 25, 2017
    Publication date: September 23, 2021
    Inventors: Emily Charlotte CHERNEY, Weifang SHAN, Liping ZHANG, Susheel Jethanand NARA, Audris HUANG, James Aaron BALOG
  • Inhibitors of indoleamine 2,3-dioxygenase and methods of their use
    Patent number: 11066383
    Abstract: There are disclosed compounds that modulate or inhibit the enzymatic activity of indoleamine 2,3-dioxygenase (IDO), pharmaceutical compositions containing said compounds and methods of treating proliferative disorders, such as cancer, viral infections and/or inflammatory disorders utilizing the compounds of the invention.
    Type: Grant
    Filed: May 4, 2017
    Date of Patent: July 20, 2021
    Assignee: Bristol-Myers Squibb Company
    Inventors: David K. Williams, Weifang Shan, Liping Zhang, Emily Charlotte Cherney, James Aaron Balog
  • Inhibitors of indoleamine 2,3-dioxygenase and methods of their use
    Patent number: 11066392
    Abstract: There are disclosed compounds that modulate or inhibit the enzymatic activity of indoleamine 2,3-dioxygenase (IDO), pharmaceutical compositions containing said compounds and methods of treating proliferative disorders, such as cancer, viral infections and/or inflammatory disorders utilizing the compounds of the invention.
    Type: Grant
    Filed: May 10, 2018
    Date of Patent: July 20, 2021
    Assignee: Bristol-Myers Squibb Company
    Inventors: James Aaron Balog, Emily Charlotte Cherney, Liping Zhang, Audris Huang, Weifang Shan, David K. Williams, Xiao Zhu, Weiwei Guo
  • INHIBITORS OF INDOLEAMINE 2,3-DIOXYGENASE AND METHODS OF THEIR USE
    Publication number: 20210206723
    Abstract: The present invention provides compounds of formula (I), formula (II) or formula (III), wherein all of the variables are as defined herein. These compounds are inhibitors of indoleamine 2,3-dioxygenase (IDO), which may be used as medicaments for the treatment of proliferative disorders, such as cancer, viral infections and/or autoimmune diseases.
    Type: Application
    Filed: October 8, 2018
    Publication date: July 8, 2021
    Inventors: James Aaron BALOG, Emily Charlotte CHERNEY, Weifang SHAN, David K. WILLIAMS, Liping ZHANG
  • COMPOUNDS USEFUL AS INHIBITORS OF HELIOS PROTEIN
    Publication number: 20210147383
    Abstract: Disclosed are compounds of Formula (I): or a salt thereof, wherein: Z is CR6R6 or C?O; Ring A is: and R1, R2, R3, R4, R5, m, and n are defined herein. Also disclosed are methods of using such compounds to inhibit Helios protein, and pharmaceutical compositions comprising such compounds. These compounds are useful in the treatment of viral infections and proliferative disorders, such as cancer.
    Type: Application
    Filed: November 18, 2020
    Publication date: May 20, 2021
    Inventors: Andrew P. DEGNAN, Godwin Kwame Kumi, Audris Huang, James Aaron Balog, Ashok Vinayak Purandare, Weifang Shan, Guo Li
  • Inhibitors of indoleamine 2,3-dioxygenase and methods of their use
    Patent number: 10696648
    Abstract: There are disclosed compounds that modulate or inhibit the enzymatic activity of indoleamine 2,3-dioxygenase (IDO), pharmaceutical compositions containing said compounds and methods of treating proliferative disorders, such as cancer, viral infections and/or inflammatory disorders utilizing the compounds of the invention.
    Type: Grant
    Filed: May 4, 2017
    Date of Patent: June 30, 2020
    Assignee: Bristol-Myers Squibb Company
    Inventors: David K. Williams, Weifang Shan, James Aaron Balog
  • IDO inhibitors
    Patent number: 10689331
    Abstract: There are disclosed compounds that modulate or inhibit the enzymatic activity of indoleamine 2,3-dioxygenase (IDO), pharmaceutical compositions containing said compounds and methods of treating proliferative disorders, such as cancer, viral infections and/or inflammatory disorders utilizing the compounds of the invention.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: June 23, 2020
    Assignee: Bristol-Myers Squibb Company
    Inventors: James Aaron Balog, Emily Charlotte Cherney, Jay A. Markwalder, Weifang Shan, David K. Williams
  • Inhibitors of indoleamine 2,3-dioxygenase and methods of their use
    Patent number: 10633342
    Abstract: There are disclosed compounds that modulate or inhibit the enzymatic activity of indoleamine 2,3-dioxygenase (IDO), pharmaceutical compositions containing said compounds and methods of treating proliferative disorders, such as cancer, viral infections and/or inflammatory disorders utilizing the compounds of the invention.
    Type: Grant
    Filed: May 4, 2017
    Date of Patent: April 28, 2020
    Assignee: Bristol-Myers Squibb Company
    Inventors: Emily Charlotte Cherney, Weifang Shan, Liping Zhang, David K. Williams, Weiwei Guo, Audris Huang, James Aaron Balog
  • INHIBITORS OF INDOLEAMINE 2,3-DIOXYGENASE AND METHODS OF THEIR USE
    Publication number: 20200095231
    Abstract: There are disclosed compounds that modulate or inhibit the enzymatic activity of indoleamine 2,3-dioxygenase (IDO), pharmaceutical compositions containing said compounds and methods of treating proliferative disorders, such as cancer, viral infections and/or inflammatory disorders utilizing the compounds of the invention.
    Type: Application
    Filed: May 10, 2018
    Publication date: March 26, 2020
    Inventors: James Aaron BALOG, Emily Charlotte CHERNEY, Liping ZHANG, Audris HUANG, Weifang SHAN, David K. WILLIAMS, Xiao ZHU, Weiwei GUO
  • Immunoregulatory agents
    Patent number: 10533014
    Abstract: Compounds that modulate the oxidoreductase enzyme indoleamine 2,3-dioxygenase, and compositions containing the compounds, are described herein. The use of such compounds and compositions for the treatment and/or prevention of a diverse array of diseases, disorders and conditions, including cancer- and immune-related disorders, that are mediated by indoleamine 2,3-dioxygenase is also provided.
    Type: Grant
    Filed: September 6, 2018
    Date of Patent: January 14, 2020
    Assignee: FLEXUS BIOSCIENCES, INC.
    Inventors: Hilary Plake Beck, Juan Carlos Jaen, Maksim Osipov, Jay Patrick Powers, Maureen Kay Reilly, Hunter Paul Shunatona, James Ross Walker, Mikhail Zibinsky, James Aaron Balog, David K. Williams, Jay A. Markwalder, Emily Charlotte Cherney, Weifang Shan, Audris Huang
  • Inhibitors of indoleamine-2,3-dioxygenase for the treatment of cancer
    Patent number: 10399932
    Abstract: There are disclosed compounds of formula (I) that modulate or inhibit the enzymatic activity of indoleamine-2,3-dioxygenase (IDO), pharmaceutical compositions containing said compounds and methods of treating proliferative disorders, such as cancer, viral infections and/or inflammatory disorders utilizing the compounds of the invention.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: September 3, 2019
    Assignee: Bristol-Myers Squibb Company
    Inventors: James Aaron Balog, Emily Charlotte Cherney, Jay A. Markwalder, Steven P. Seitz, Weifang Shan, David K. Williams, Audris Huang, Susheel Jethanand Nara, Saumya Roy, Soodamani Thangavel, Ramesh Kumar Sistla, Srinivas Cheruku, Srinivasan Thangathirupathy, Yadagiri Kanyaboina, Nagalakshmi Pulicharla
  • Inhibitors of indoleamine-2,3-dioxygenase for the treatment of cancer
    Patent number: 10399933
    Abstract: There are disclosed compounds of formula (I) that modulate or inhibit the enzymatic activity of indoleamine-2,3-dioxygenase (IDO), pharmaceutical compositions containing said compounds and methods of treating proliferative disorders, such as cancer, viral infections and/or inflammatory disorders utilizing the compounds of the invention.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: September 3, 2019
    Assignee: Bristol-Myers Squibb Company
    Inventors: James Aaron Balog, Weiwei Guo, Audris Huang, Jay A. Markwalder, Weifang Shan, David K. Williams, Susheel Jethanand Nara, Saumya Roy
  • Inhibitors of indoleamine 2,3-dioxygenase and methods of their use
    Patent number: 10323004
    Abstract: There are disclosed compounds that modulate or inhibit the enzymatic activity of indoleamine 2,3-dioxygenase (IDO), pharmaceutical compositions containing said compounds and methods of treating proliferative disorders, such as cancer, viral infections and/or inflammatory disorders utilizing the compounds of the invention.
    Type: Grant
    Filed: May 4, 2017
    Date of Patent: June 18, 2019
    Assignee: Bristol-Myers Squibb Company
    Inventors: Weifang Shan, James Aaron Balog
  • INHIBITORS OF INDOLEAMINE 2,3-DIOXYGENASE AND METHODS OF THEIR USE
    Publication number: 20190144416
    Abstract: There are disclosed compounds that modulate or inhibit the enzymatic activity of indoleamine 2,3-dioxygenase (IDO), pharmaceutical compositions containing said compounds and methods of treating proliferative disorders, such as cancer, viral infections and/or inflammatory disorders utilizing the compounds of the invention.
    Type: Application
    Filed: May 4, 2017
    Publication date: May 16, 2019
    Inventors: David K. WILLIAMS, Weifang SHAN, James Aaron BALOG
  • INHIBITORS OF INDOLEAMINE 2,3-DIOXYGENASE AND METHODS OF THEIR USE
    Publication number: 20190135758
    Abstract: There are disclosed compounds that modulate or inhibit the enzymatic activity of indoleamine 2,3-dioxygenase (IDO), pharmaceutical compositions containing said compounds and methods of treating proliferative disorders, such as cancer, viral infections and/or inflammatory disorders utilizing the compounds of the invention.
    Type: Application
    Filed: May 4, 2017
    Publication date: May 9, 2019
    Inventors: Emily Charlotte CHERNEY, Weifang SHAN, Liping ZHANG, David K. WILLIAMS, Weiwei GUO, Audris HUANG, James Aaron BALOG