Patents by Inventor Pingda Ren

Pingda Ren 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: 20260132133
    Abstract: The present disclosure provides compounds and pharmaceutically acceptable salt thereof, and methods of using the same. The compounds and methods have a range of utilities as therapeutics, diagnostics, and research tools. In particular, the subject compositions and methods are useful for reducing signaling output of oncogenic proteins.
    Type: Application
    Filed: July 3, 2025
    Publication date: May 14, 2026
    Inventors: Baogen Wu, Pingda Ren, Zhiyong Chen, Yi Liu
  • Publication number: 20260109694
    Abstract: The present disclosure provides compounds and pharmaceutical compositions comprising the same. The compounds, pharmaceutical compositions thereof, and methods of using the same have a range of utilities as therapeutics, diagnostics, and research tools. The subject compositions and methods are particularly useful for potentiating immune response and/or for treating cancer and other diseases.
    Type: Application
    Filed: September 23, 2025
    Publication date: April 23, 2026
    Inventors: Liansheng Li, Pingda Ren
  • Patent number: 12606572
    Abstract: The present disclosure provides compounds and pharmaceutically acceptable salts thereof, and methods of using the same. The compounds and methods have a range of utilities as therapeutics, diagnostics, and research tools. In particular, the subject compositions and methods are useful for reducing signaling output of oncogenic protein.
    Type: Grant
    Filed: October 7, 2025
    Date of Patent: April 21, 2026
    Assignee: Kumquat Biosciences Inc.
    Inventors: Pingda Ren, Baogen Wu, Xiaoming Li, Xiaohui He, Liansheng Li
  • Patent number: 12551555
    Abstract: The present disclosure provides compositions and methods for enhancing immunity (or immune response). The compositions and methods are particularly useful for potentiating immune response of a lymphoid cell. The compositions and methods are also applicable for treating cancer and other diseases.
    Type: Grant
    Filed: June 10, 2022
    Date of Patent: February 17, 2026
    Assignee: Kumquat Biosciences Inc.
    Inventors: Yi Liu, Jonathan Deane, Amy Strasner, Liansheng Li, Matthew R. Janes, Karen K. Wong, Pingda Ren
  • Publication number: 20260042780
    Abstract: Chemical entities that modulate PI3 kinase activity, and chemical entities, pharmaceutical compositions, and methods of treatments of diseases and conditions associated with PI3 kinase activity are described herein.
    Type: Application
    Filed: May 21, 2025
    Publication date: February 12, 2026
    Inventors: Pingda REN, Yi LIU, Troy Edward WILSON, Katrina CHAN, Christian ROMMEL, Liansheng LI
  • Publication number: 20260028358
    Abstract: The present disclosure provides compounds and pharmaceutically acceptable salts thereof, and methods of using the same. The compounds and methods have a range of utilities as therapeutics, diagnostics, and research tools. In particular, the subject compositions and methods are useful for reducing signaling output of oncogenic protein.
    Type: Application
    Filed: October 8, 2025
    Publication date: January 29, 2026
    Inventors: Baogen Wu, Pingda Ren, Liansheng Li
  • Publication number: 20260028357
    Abstract: The present disclosure provides compounds and pharmaceutically acceptable salts thereof, and methods of using the same. The compounds and methods have a range of utilities as therapeutics, diagnostics, and research tools. In particular, the subject compositions and methods are useful for reducing signaling output of oncogenic protein.
    Type: Application
    Filed: October 7, 2025
    Publication date: January 29, 2026
    Inventors: Pingda Ren, Baogen Wu, Xiaoming Li, Xiaohui He, Liansheng Li
  • Patent number: 12503464
    Abstract: The present disclosure provides compounds and pharmaceutical compositions comprising the same. The compounds, pharmaceutical compositions thereof, and methods of using the same have a range of utilities as therapeutics, diagnostics, and research tools. The subject compositions and methods are particularly useful for potentiating immune response and/or for treating cancer and other diseases.
    Type: Grant
    Filed: June 5, 2025
    Date of Patent: December 23, 2025
    Assignee: Kumquat Biosciences Inc.
    Inventors: Liansheng Li, Pingda Ren
  • Publication number: 20250381243
    Abstract: The present disclosure provides compounds and pharmaceutically acceptable salts thereof, and methods of using the same. The compounds and methods have a range of utilities as therapeutics, diagnostics, and research tools. In particular, the subject compositions and methods are useful for reducing signaling output of oncogenic proteins.
    Type: Application
    Filed: June 20, 2025
    Publication date: December 18, 2025
    Inventors: Pingda Ren, Xiaoming Li, Liansheng Li, Rasmus Hansen, Xiaohui He
  • Publication number: 20250340566
    Abstract: The present disclosure provides methods of inhibiting the interaction of menin with MLL1, MLL2 and MLL-fusion oncoproteins. The methods are useful for the treatment of leukemia, solid cancers, diabetes and other diseases dependent on activity of MLL1, MLL2, MLL fusion proteins, and/or menin. Compositions for use in these methods are also provided.
    Type: Application
    Filed: January 10, 2025
    Publication date: November 6, 2025
    Inventors: Tao WU, Liansheng LI, Yi WANG, Pingda REN, Jolanta GREMBECKA, Tomasz CIERPICKI, Szymon KLOSSOWSKI, Jonathan POLLOCK, Dmitry BORKIN
  • Publication number: 20250320229
    Abstract: The present disclosure provides methods of inhibiting the interaction of menin with MLL1, MLL2 and MLL-fusion oncoproteins. The methods are useful for the treatment of leukemia, solid cancers, diabetes and other diseases dependent on activity of MLL1, MLL2, MLL fusion proteins, and/or menin. Compositions for use in these methods are also provided.
    Type: Application
    Filed: January 17, 2025
    Publication date: October 16, 2025
    Inventors: Tao WU, Liansheng LI, Pingda REN
  • Publication number: 20250320225
    Abstract: The present disclosure provides methods of inhibiting the interaction of menin with MLL1, MLL2 and MLL-fusion oncoproteins with compositions of Formula (II-A). The methods are useful for the treatment of leukemia, solid cancers, diabetes and other diseases dependent on activity of MLL1, MLL2, MLL fusion proteins, and/or menin. Compositions of Formula (II-A) for use in these methods are also provided.
    Type: Application
    Filed: January 16, 2025
    Publication date: October 16, 2025
    Inventors: Tao WU, Liansheng LI, Yi WANG, Pingda REN, Jolanta GREMBECKA, Tomasz CIERPICKI, Szymon KLOSSOWSKI, Jonathan POLLOCK, Dmitry BORKIN
  • Publication number: 20250304570
    Abstract: The present disclosure provides compounds and pharmaceutical compositions comprising the same. The compounds, pharmaceutical compositions thereof, and methods of using the same have a range of utilities as therapeutics, diagnostics, and research tools. The subject compositions and methods are particularly useful for potentiating immune response and/or for treating cancer and other diseases.
    Type: Application
    Filed: March 10, 2025
    Publication date: October 2, 2025
    Inventors: Pingda Ren, Liansheng Li
  • Publication number: 20250304589
    Abstract: The present disclosure provides compositions and methods of use to inhibit the interaction of menin with MLL1, MLL2 and MLL-fusion oncoproteins. The compositions and methods of use are useful for the treatment of leukemia, solid cancers, diabetes and other diseases dependent on activity of MLL1, MLL2, MLL fusion proteins, and/or menin.
    Type: Application
    Filed: January 3, 2025
    Publication date: October 2, 2025
    Inventors: Jolanta GREMBECKA, Tomasz CIERPICKI, Dmitry BORKIN, Jonathan POLLOCK, Liansheng LI, Tao WU, Jun FENG, Pingda REN, Yi LIU, Szymon KLOSSOWSKI
  • Publication number: 20250296927
    Abstract: The present disclosure provides compounds and pharmaceutical compositions comprising the same. The compounds, pharmaceutical compositions thereof, and methods of using the same have a range of utilities as therapeutics, diagnostics, and research tools. The subject compositions and methods are particularly useful for potentiating immune response and/or for treating cancer and other diseases.
    Type: Application
    Filed: June 5, 2025
    Publication date: September 25, 2025
    Inventors: Liansheng Li, Pingda Ren
  • Publication number: 20250255869
    Abstract: The present disclosure provides methods for treating hematological malignancies and Ewing's sarcoma using menin inhibitors. Compositions for use in these methods are also provided.
    Type: Application
    Filed: January 16, 2025
    Publication date: August 14, 2025
    Inventors: Francis BURROWS, Linda V. KESSLER, Liansheng LI, Pingda REN, Yi WANG, Tao WU, Jingchuan ZHANG
  • Patent number: 12365676
    Abstract: The present disclosure provides compounds and pharmaceutically acceptable salt thereof, and methods of using the same. The compounds and methods have a range of utilities as therapeutics, diagnostics, and research tools. In particular, the subject compositions and methods are useful for reducing signaling output of oncogenic proteins.
    Type: Grant
    Filed: February 27, 2023
    Date of Patent: July 22, 2025
    Assignee: Kumquat Biosciences Inc.
    Inventors: Yi Liu, Pingda Ren, Liansheng Li, Zhimin Zhu, Xiuwen Zhu
  • Publication number: 20250197400
    Abstract: Polymorphs of chemical compounds that modulate kinase activity, including PI3 kinase activity, and compounds, pharmaceutical compositions, and methods of treatment of diseases and conditions associated with kinase activity, including PI3 kinase activity, are described herein. Also provided herein are processes for preparing compounds, polymorphs thereof, and pharmaceutical compositions thereof.
    Type: Application
    Filed: July 3, 2024
    Publication date: June 19, 2025
    Inventors: Pingda REN, Michael MARTIN, Paul ISBESTER, Benjamin S. LANE, Jason KROPP
  • Patent number: RE50490
    Abstract: Compounds having activity as inhibitors of G12C mutant KRAS protein are provided. The compounds have one of the following structures (I), (II) or (III): or a pharmaceutically acceptable salt, stereoisomer or prodrug thereof, wherein R1, R2a, R2b, R2c, R3a, R3b, R4a, R4b, R5a, R5b, R6, A, B, G1, G2, L1, L2, m1, m2, n, x, y, X and E are as defined herein. Methods associated with preparation and use of such compounds, pharmaceutical compositions comprising such compounds and methods to modulate the activity of G12C mutant KRAS protein for treatment of disorders, such as cancer, are also provided.
    Type: Grant
    Filed: November 10, 2022
    Date of Patent: July 15, 2025
    Assignee: Araxes Pharma LLC
    Inventors: Liansheng Li, Jun Feng, Yun Oliver Long, Yuan Liu, Tao Wu, Pingda Ren, Yi Liu
  • Patent number: RE50527
    Abstract: Irreversible inhibitors of G12C mutant K-Ras protein are provided. Also disclosed are methods to modulate the activity of G12C mutant K-Ras protein and methods of treatment of disorders mediated by G12C mutant K-Ras protein.
    Type: Grant
    Filed: February 14, 2023
    Date of Patent: August 12, 2025
    Assignee: Araxes Pharma LLC
    Inventors: Pingda Ren, Yi Liu, Liansheng Li, Jun Feng, Tao Wu