Patents Assigned to ViiV Healthcare UK (No.4) Limited
  • Patent number: 11464790
    Abstract: Compounds having drug and bio-affecting properties, their pharmaceutical compositions and methods of use are set forth. In particular, triterpenoids that possess unique antiviral activity are provided as HIV maturation inhibitors, as represented by compounds of Formula I: with X selected from C4-8 cycloalkyl, C4-8 cycloalkenyl, C4-9 spirocycloalkyl, C4-9 spirocycloalkenyl, C4-8 oxacycloalkyl, C4-8 dioxacycloalkyl, C6-8 oxacycloalkenyl, C6-8 dioxacycloalkenyl, C6 cyclodialkenyl, C6 oxacyclodialkenyl, C6-9 oxaspirocycloalkyl and C6-9 oxaspirocycloalkenyl ring, such that X is substituted with A, wherein A is —C1-6 alkyl-halo. These compounds are useful for the treatment of HIV and AIDS.
    Type: Grant
    Filed: August 3, 2020
    Date of Patent: October 11, 2022
    Assignee: ViiV Healthcare UK (No.4) Limited
    Inventors: Sing-Yuen Sit, Yan Chen, Jacob Swidorski, Alicia Regueiro-Ren
  • Patent number: 10780102
    Abstract: Compounds having drug and bio-affecting properties, their pharmaceutical compositions and methods of use are set forth. In particular, triterpenoids that possess unique antiviral activity are provided as HIV maturation inhibitors, as represented by compounds of Formula I: with X selected from C4-8 cycloalkyl, C4-8 cycloalkenyl, C4-9 spirocycloalkyl, C4-9 spirocycloalkenyl, C4-8 oxacycloalkyl, C4-8 dioxacycloalkyl, C6-8 oxacycloalkenyl, C6-8 dioxacycloalkenyl, C6 cyclodialkenyl, C6 oxacyclodialkenyl, C6-9 oxaspirocycloalkyl and C6-9 oxaspirocycloalkenyl ring, such that X is substituted with A, wherein A is —C1-6 alkyl-halo. These compounds are useful for the treatment of HIV and AIDS.
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: September 22, 2020
    Assignee: VIIV HEALTHCARE UK (NO. 4) LIMITED
    Inventors: Sing-Yuen Sit, Yan Chen, Jie Chen, Jacob Swidorski, Brian Lee Venables, Ny Sin, Nicholas A. Meanwell, Alicia Regueiro-Ren, Richard A. Hartz, Li Xu, Zheng Liu
  • Patent number: 10245275
    Abstract: Compounds having drug and bio-affecting properties, their pharmaceutical compositions and methods of use are set forth. In particular, triterpenoids that possess unique antiviral activity are provided as HIV maturation inhibitors, as represented by compounds of Formula I: with X selected from C4-8 cycloalkyl, C4-8 cycloalkenyl, C4-9 spirocycloalkyl, C4-9 spirocycloalkenyl, C4-8 oxacycloalkyl, C4-8 dioxacycloalkyl, C6-8 oxacycloalkenyl, C6-8 dioxacycloalkenyl, C6 cyclodialkenyl, C6 oxacyclodialkenyl, C6-9 oxaspirocycloalkyl and C6-9 oxaspirocycloalkenyl ring, such that X is substituted with A, wherein A is —C1-6 alkyl-halo. These compounds are useful for the treatment of HIV and AIDS.
    Type: Grant
    Filed: August 16, 2017
    Date of Patent: April 2, 2019
    Assignee: VIIV HEALTHCARE UK (NO. 4) LIMITED
    Inventors: Sing-Yuen Sit, Yan Chen, Jie Chen, Jacob Swidorski, Brian Lee Venables, Ny Sin, Nicholas A. Meanwell, Alicia Regueiro-Ren, Richard A. Hartz, Li Xu, Zheng Liu
  • Patent number: 10221208
    Abstract: A method for producing HIV maturation inhibitor compound is set forth using betulin as starting material, and utilizing Lossen rearrangement techniques.
    Type: Grant
    Filed: April 14, 2016
    Date of Patent: March 5, 2019
    Assignee: VIIV HEALTHCARE UK (NO.4) LIMITED
    Inventors: Adrian Ortiz, Maxime Soumeillant, Scott A. Savage, Neil A. Strotman, Martin D. Eastgate, Matthew W. Haley, Jeanne Ho, Jeffrey A. Nye, Zhongmin Xu, Susanne Kiau, Tamas Benkovics, Yichen Tan
  • Patent number: 9908882
    Abstract: A process for preparing halogenated azaindole compounds makes use of stable reagents including a brominating reagent, a boroxine and a sulfonic anhydride to enhance the selectivity and yield of the final product. In addition, the process is associated with various other advantages, including the ability to recycle reagents, cost reduction, and improved manufacturability.
    Type: Grant
    Filed: December 17, 2015
    Date of Patent: March 6, 2018
    Assignee: ViiV HEALTHCARE UK (NO.4) LIMITED
    Inventors: Michael S. Bultman, Benjamin Cohen, Francisco Gonzalez-Bobes, Matthew R. Hickey
  • Patent number: 9527882
    Abstract: Compounds having drug and bio-affecting properties, their pharmaceutical compositions and methods of use are set forth. In particular, triterpenoids that possess unique antiviral activity are provided as HIV maturation inhibitors, as represented by compounds of Formula I: with X selected from C4-8 cycloalkyl, C4-8 cycloalkenyl, C4-9 spirocycloalkyl, C4-9 spirocycloalkenyl, C4-8 oxacycloalkyl, C4-8 dioxacycloalkyl, C6-8 oxacycloalkenyl, C6-8 dioxacycloalkenyl, C6 cyclodialkenyl, C6 oxacyclodialkenyl, C6-9 oxaspirocycloalkyl and C6-9 oxaspirocycloalkenyl ring, such that X is substituted with A, wherein A is —C1-6 alkyl-halo. These compounds are useful for the treatment of HIV and AIDS.
    Type: Grant
    Filed: April 9, 2015
    Date of Patent: December 27, 2016
    Assignee: ViiV Healthcare UK (No.4) Limited
    Inventors: Sing-Yuen Sit, Yan Chen, Jie Chen, Jacob Swidorski, Brian Lee Venables, Ny Sin, Nicholas A. Meanwell, Alicia Regueiro-Ren, Richard A. Hartz, Li Xu, Zheng Liu