Patents by Inventor Viengkham Malathong

Viengkham Malathong 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 CXCR2
    Patent number: 11945805
    Abstract: Compounds are provided as inhibitors of CXCR2, having the structure:
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: April 2, 2024
    Assignee: CHEMOCENTRYX, INC
    Inventors: Xi Chen, Dean R. Dragoli, Junfa Fan, Jaroslaw Kalisiak, Manmohan Reddy Leleti, Viengkham Malathong, Jeffrey McMahon, Hiroko Tanaka, Ju Yang, Chao Yu, Penglie Zhang, Venkat Mali
  • Indanes as PD-L1 inhibitors
    Patent number: 11872217
    Abstract: Compounds represented by Formula (I) or (II): are provided herein, or a pharmaceutically acceptable salt, or a prodrug or bioisostere thereof; wherein R1, R2a, R2b, R2c, R3, R4, R5, R6a, R6b, R2a?, R2b?, R2c?, R3?, R4?, R5?, R6a?, R6b?, Y, Y?, and the subscripts m and n are as defined herein.
    Type: Grant
    Filed: July 9, 2020
    Date of Patent: January 16, 2024
    Assignee: CHEMOCENTRYX, INC.
    Inventors: Viengkham Malathong, Venkat Reddy Mali, Darren J. McMurtrie, Sreenivas Punna, Howard S. Roth, Rajinder Singh, Ju Yang, Penglie Zhang
  • CXCR6 SULFONAMIDE COMPOUNDS
    Publication number: 20230339851
    Abstract: Provided are sulfonamide compounds having formula (I): or a pharmaceutically acceptable salt thereof, wherein R, R1, R2, R3, R4 and the subscripts n and m have the meanings provided in the specification. The compounds are useful for treating diseases and conditions associated with CXCR6 activity.
    Type: Application
    Filed: March 20, 2023
    Publication date: October 26, 2023
    Inventors: Hiufung CHU, Pingchen FAN, Yandong LI, Viengkham MALATHONG, Jay POWERS, Hiroko TANAKA, Yibin ZENG, Penglie ZHANG
  • Immunomodulator compounds
    Patent number: 11793771
    Abstract: Compounds are provided that are useful as immunomodulators. The compounds have the following Formula (II): including stereoisomers and pharmaceutically acceptable salts thereof, wherein R1, R2a, R2b, R2c, R3, R4, R6a, R6b, m and n are as defined herein. Methods associated with preparation and use of such compounds, as well as pharmaceutical compositions comprising such compounds, are also disclosed.
    Type: Grant
    Filed: June 13, 2022
    Date of Patent: October 24, 2023
    Assignee: CHEMOCENTRYX, INC.
    Inventors: Christopher Lange, Viengkham Malathong, Darren J. McMurtrie, Sreenivas Punna, Rajinder Singh, Ju Yang, Penglie Zhang
  • 6-5 fused rings as C5a inhibitors
    Patent number: 11773091
    Abstract: The present disclosure provides, inter alia, Compounds of Formula (I) or pharmaceutically acceptable salts thereof that are modulators of the C5a receptor. Also provided are pharmaceutical compositions and methods of use including the treatment of diseases or disorders involving pathologic activation from C5a and non-pharmaceutical applications.
    Type: Grant
    Filed: May 3, 2022
    Date of Patent: October 3, 2023
    Assignee: CHEMOCENTRYX, INC.
    Inventors: Pingchen Fan, Christopher W. Lange, Rebecca M. Lui, Viengkham Malathong, Venkat Reddy Mali, Sreenivas Punna, Rajinder Singh, Hiroko Tanaka, Yibin Zeng, Penglie Zhang
  • Diazole lactams
    Patent number: 11759454
    Abstract: Compounds are provided that act as potent antagonists of the CCR1 receptor, and have in vivo anti-inflammatory activity. The compounds are diazole lactam derivatives and are useful in pharmaceutical compositions, methods for the treatment of CCR1-mediated disease, and as controls in assays for the identification of competitive CCR1 antagonists.
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: September 19, 2023
    Assignee: CHEMOCENTRYX, INC.
    Inventors: Xi Chen, Pingchen Fan, Yandong Li, Jay P. Powers, Viengkham Malathong, Sreenivas Punna, Hiroko Tanaka, Penglie Zhang, Dean Dragoli
  • Immunomodulator compounds
    Patent number: 11708326
    Abstract: Compounds are provided that are useful as immunomodulators. The compounds have the following Formula (I): including stereoisomers and pharmaceutically acceptable salts thereof, wherein Z, L, R1a, R1b, R1c, R1d, R2a, R2b, R2c, R3, R4, R5, R6a, R6b, m and n are as defined herein. Methods associated with preparation and use of such compounds, as well as pharmaceutical compositions comprising such compounds, are also disclosed.
    Type: Grant
    Filed: November 30, 2020
    Date of Patent: July 25, 2023
    Assignee: CHEMOCENTRYX, INC.
    Inventors: Christopher Lange, Viengkham Malathong, Venkat Reddy Mali, Jeffrey McMahon, Darren J. McMurtrie, Sreenivas Punna, Howard S. Roth, Rajinder Singh, Yu Wang, Ju Yang, Penglie Zhang
  • Macrocyclic immunomodulators
    Patent number: 11691985
    Abstract: Compounds are provided that are useful as immunomodulators. The compounds have the following Formula (I) or (II): including stereoisomers and pharmaceutically acceptable salts thereof, wherein R, R1, R2a, R2b, R2c, R3, R4, R5, R6a, R6b, R6c, m and n are as defined herein. Methods associated with preparation and use of such compounds, as well as pharmaceutical compositions comprising such compounds, are also disclosed.
    Type: Grant
    Filed: June 3, 2021
    Date of Patent: July 4, 2023
    Assignee: CHEMOCENTRYX, INC.
    Inventors: Viengkham Malathong, Jeffrey McMahon, Darren J. McMurtrie, Sreenivas Punna, Howard S. Roth, Rajinder Singh, Penglie Zhang
  • 6-5 FUSED RINGS AS C5a INHIBITORS
    Publication number: 20230151002
    Abstract: The present disclosure provides, inter alia, Compounds of Formula (I) or pharmaceutically acceptable salts thereof that are modulators of the C5a receptor. Also provided are pharmaceutical compositions and methods of use including the treatment of diseases or disorders involving pathologic activation from C5a and non-pharmaceutical applications.
    Type: Application
    Filed: May 3, 2022
    Publication date: May 18, 2023
    Inventors: Pingchen FAN, Christopher W. LANGE, Rebecca M. LUI, Viengkham MALATHONG, Venkat Reddy MALI, Sreenivas PUNNA, Rajinder SINGH, Hiroko TANAKA, Yibin ZENG, Penglie ZHANG
  • IMMUNOMODULATOR COMPOUNDS
    Publication number: 20230117425
    Abstract: Compounds are provided that are useful as immunomodulators. The compounds have the following Formula (II): including stereoisomers and pharmaceutically acceptable salts thereof, wherein R1, R2a, R2b, R2c, R3, R4, R6a, R6b, m and n are as defined herein. Methods associated with preparation and use of such compounds, as well as pharmaceutical compositions comprising such compounds, are also disclosed.
    Type: Application
    Filed: June 13, 2022
    Publication date: April 20, 2023
    Inventors: Christopher LANGE, Viengkham MALATHONG, Darren J. McMURTRIE, Sreenivas PUNNA, Rajinder SINGH, Ju YANG, Penglie ZHANG
  • 2-OXINDOLE COMPOUNDS
    Publication number: 20230119895
    Abstract: Oxindole compounds useful for the treatment of CCR(9) mediated conditions or diseases are provided.
    Type: Application
    Filed: August 1, 2022
    Publication date: April 20, 2023
    Inventors: Xi CHEN, Dean R. DRAGOLI, Pingchen FAN, Manmohan Reddy LELETI, Rebecca M. LUI, Viengkham MALATHONG, Jay P. POWERS, Rajinder SINGH, Hiroko TANAKA, Ju YANG, Chao YU, Penglie ZHANG
  • DIARYL SUBSTITUTED 6,5-FUSED RING COMPOUNDS AS C5aR INHIBITORS
    Publication number: 20230115912
    Abstract: The present disclosure provides, inter alia, Compounds of Formula (I) or pharmaceutically acceptable salts thereof that are modulators of the C5a receptor. Also provided are pharmaceutical compositions and methods of use including the treatment of diseases or disorders involving pathologic activation from C5a and non-pharmaceutical applications.
    Type: Application
    Filed: September 13, 2022
    Publication date: April 13, 2023
    Inventors: Pingchen FAN, Christopher W. LANGE, Viengkham MALATHONG, Venkat Reddy MALI, Sreenivas PUNNA, Hiroko TANAKA, Yibin ZENG, Penglie ZHANG
  • TRIARYL COMPOUNDS FOR TREATMENT OF PD-L1 DISEASES
    Publication number: 20230044941
    Abstract: Compounds are provided that are useful as immunomodulators. The compounds have the Formula (I) including stereoisomers and pharmaceutically acceptable salts thereof, wherein R1a, R1b, R1c, R1d, R2a, R2b, R3, R3a, R4, R6, R7, R8, A, Z, X1 and n are as defined herein. Methods associated with preparation and use of such compounds, as well as pharmaceutical compositions comprising such compounds, are also disclosed.
    Type: Application
    Filed: January 14, 2022
    Publication date: February 9, 2023
    Inventors: Pingchen FAN, Christopher LANGE, Venkat Reddy MALI, Darren J. McMURTRIE, Viengkham MALATHONG, Sreenivas PUNNA, Rajinder SINGH, Ju YANG, Yibin ZENG, Penglie ZHANG
  • CRYSTALLINE FORMS OF A BIPHENYL COMPOUND
    Publication number: 20220388981
    Abstract: The invention provides crystalline forms of biphenyl-2-ylcarbamic acid 1-(2-{[4-(4-carbamoylpiperidin-1-ylmethyl)benzoyl]methylamino}ethyl)piperidin-4-yl ester, and pharmaceutically acceptable solvates thereof. The crystalline form can be a freebase, or a salt such as a diphosphate, monosulfate or dioxalate salt. The invention also provides pharmaceutical compositions comprising these crystalline compounds or prepared using these compounds; processes and intermediates for preparing the crystalline compounds; and methods of using these compounds to treat a pulmonary disorder.
    Type: Application
    Filed: June 17, 2022
    Publication date: December 8, 2022
    Inventors: Sabine Axt, Timothy J. Church, Viengkham Malathong
  • Diaryl substituted 5,5-fused ring compounds as C5aR inhibitors
    Patent number: 11485737
    Abstract: The present disclosure provides, inter alia, Compounds of Formula (I) or pharmaceutically acceptable salts thereof that are modulators of the C5a receptor. Also provided are pharmaceutical compositions and methods of use including the treatment of diseases or disorders involving pathologic activation from C5a and non-pharmaceutical applications.
    Type: Grant
    Filed: July 27, 2020
    Date of Patent: November 1, 2022
    Assignee: CHEMOCENTRYX, INC.
    Inventors: Pingchen Fan, Christopher W. Lange, Rebecca M. Lui, Viengkham Malathong, Venkat Reddy Mali, Sreenivas Punna, Rajinder Singh, Yibin Zeng, Penglie Zhang
  • Compounds for treatment of PD-L1 diseases
    Patent number: 11485708
    Abstract: Compounds are provided that are useful as immunomodulators. The compounds have the Formula (I) including stereoisomers and pharmaceutically acceptable salts thereof, wherein R1a, R1b, R1c, R1d, R2a, R2b, R3, R3a, R4, R5, R6, R7, R8 and the subscript n are as defined herein. Methods associated with preparation and use of such compounds, as well as pharmaceutical compositions comprising such compounds, are also disclosed.
    Type: Grant
    Filed: June 19, 2020
    Date of Patent: November 1, 2022
    Assignee: ChemoCentryx, Inc.
    Inventors: Viengkham Malathong, Pingchen Fan, Christopher Lange, Venkat Reddy Mali, Darren J. McMurtrie, Sreenivas Punna, Howard S. Roth, Rajinder Singh, Ju Yang, Penglie Zhang
  • Diaryl substituted 6,5-fused ring compounds as C5aR inhibitors
    Patent number: 11478460
    Abstract: The present disclosure provides, inter alia, Compounds of Formula (I) or pharmaceutically acceptable salts thereof that are modulators of the C5a receptor. Also provided are pharmaceutical compositions and methods of use including the treatment of diseases or disorders involving pathologic activation from C5a and non-pharmaceutical applications.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: October 25, 2022
    Assignee: CHEMOCENTRYX, INC.
    Inventors: Pingchen Fan, Christopher W. Lange, Viengkham Malathong, Venkat Reddy Mali, Sreenivas Punna, Hiroko Tanaka, Yibin Zeng, Penglie Zhang
  • 5-5 fused rings as C5a inhibitors
    Patent number: 11479553
    Abstract: The present disclosure provides, inter alia, Compounds of Formula (I) or pharmaceutically acceptable salts thereof that are modulators of the C5a receptor. Also provided are pharmaceutical compositions and methods of use including the treatment of diseases or disorders involving pathologic activation from C5a and non-pharmaceutical applications.
    Type: Grant
    Filed: May 4, 2020
    Date of Patent: October 25, 2022
    Assignee: CHEMOCENTRYX, INC.
    Inventors: Pingchen Fan, Christopher W. Lange, Rebecca M. Lui, Viengkham Malathong, Venkat Reddy Mali, Sreenivas Punna, Yibin Zeng, Penglie Zhang
  • 2-oxindole compounds
    Patent number: 11434230
    Abstract: Oxindole compounds useful for the treatment of CCR(9) mediated conditions or diseases are provided.
    Type: Grant
    Filed: July 17, 2020
    Date of Patent: September 6, 2022
    Assignee: ChemoCentryx, Inc.
    Inventors: Xi Chen, Dean R. Dragoli, Pingchen Fan, Manmohan Reddy Leleti, Rebecca M. Lui, Viengkham Malathong, Jay P. Powers, Rajinder Singh, Hiroko Tanaka, Ju Yang, Chao Yu, Penglie Zhang
  • Immunomodulator compounds
    Patent number: 11426364
    Abstract: Compounds are provided that are useful as immunomodulators. The compounds have the following Formula (II): including stereoisomers and pharmaceutically acceptable salts thereof, wherein R1, R2a, R2b, R2c, R3, R4, R5, R6a, R6b, m and n are as defined herein. Methods associated with preparation and use of such compounds, as well as pharmaceutical compositions comprising such compounds, are also disclosed.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: August 30, 2022
    Assignee: ChemoCentryx, Inc.
    Inventors: Christopher Lange, Viengkham Malathong, Darren J. McMurtrie, Sreenivas Punna, Rajinder Singh, Ju Yang, Penglie Zhang