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: 20240116951
    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: May 3, 2023
    Publication date: April 11, 2024
    Inventors: Xiaoming Li, Yuan Liu, Pingda Ren, Liansheng Li
  • Publication number: 20240109918
    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: May 3, 2023
    Publication date: April 4, 2024
    Inventors: Xiaoming Li, Yuan Liu, Pingda Ren, Liansheng Li, Zhiyong Chen, Baogen Wu, Siling Zhao
  • Patent number: 11944627
    Abstract: The present disclosure provides methods for treating hematological malignancies and Ewings sarcoma using menin inhibitors. Compositions for use in these methods are also provided.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: April 2, 2024
    Assignee: KURA ONCOLOGY, INC.
    Inventors: Francis Burrows, Linda V. Kessler, Liansheng Li, Pingda Ren, Yi Wang, Tao Wu, Jingchuan Zhang
  • Publication number: 20240084305
    Abstract: The present disclosure provides methods of inhibiting cell proliferation signaling in a cell. The present disclosure further provides compositions for inhibiting cell proliferation signaling in a cell. The methods and compounds have a range of utilities as therapeutics, diagnostics, and research tools.
    Type: Application
    Filed: April 7, 2023
    Publication date: March 14, 2024
    Inventors: Yi Liu, Matthew R. Janes, Rasmus Hansen, Pingda Ren, Karen K. Wong, Liansheng Li
  • Patent number: 11912708
    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: June 2, 2023
    Date of Patent: February 27, 2024
    Assignee: KUMQUAT BIOSCIENCES INC.
    Inventors: Baogen Wu, Pingda Ren, Zhiyong Chen, Yi Liu
  • Publication number: 20240043441
    Abstract: Compounds having activity as inhibitors of G12C mutant KRAS protein are provided. The compounds have the following structure (I): or a pharmaceutically acceptable salt, tautomer, prodrug or stereoisomer thereof, wherein R1, R2a, R3a, R3b, R4a, R4b, G1, G2, L1, L2, m1, m2, A, B, W, X, Y, Z 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: Application
    Filed: March 14, 2023
    Publication date: February 8, 2024
    Inventors: Liansheng LI, Jun FENG, Tao WU, Pingda REN, Yi LIU, Yuan Liu, Yun Oliver Long
  • Patent number: 11878985
    Abstract: Compounds having activity as inhibitors of G12C mutant KRAS protein are provided. The compounds have the following structure (I): or a pharmaceutically acceptable salt, tautomer, prodrug or stereoisomer thereof, wherein R1, R2a, R3a, R3b, R4a, R4b, G1, G2, L1, L2, m1, m2, A, B, W, X, Y, Z 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: December 17, 2020
    Date of Patent: January 23, 2024
    Assignee: Araxes Pharma LLC
    Inventors: Liansheng Li, Jun Feng, Tao Wu, Pingda Ren, Yi Liu, Yuan Liu, Yun Oliver Long
  • Publication number: 20230339952
    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: June 2, 2023
    Publication date: October 26, 2023
    Inventors: Baogen Wu, Pingda Ren, Zhiyong Chen, Yi Liu
  • Publication number: 20230331717
    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: February 27, 2023
    Publication date: October 19, 2023
    Inventors: Yi Liu, Pingda Ren, Liansheng Li, Zhimin Zhu, Xiuwen Zhu
  • Publication number: 20230321050
    Abstract: Heterocyclic entities that modulate PI3 kinase activity, pharmaceutical compositions containing the heterocyclic entities, and methods of using these chemical entities for treating diseases and conditions associated with PI3 kinase activity are described herein.
    Type: Application
    Filed: November 9, 2022
    Publication date: October 12, 2023
    Inventors: Pingda Ren, Yi Liu, Liansheng Li, Katrina Chan, Troy Edward Wilson, Simon Fraser Campbell
  • Publication number: 20230322711
    Abstract: The present invention relates to macrocyclic compounds of any one of Formula (I), or a pharmaceutically acceptable form thereof, pharmaceutical compositions comprising the same, methods of preparing the same, and methods of treating cancer dependent on a farnesylated protein, using the same.
    Type: Application
    Filed: June 5, 2023
    Publication date: October 12, 2023
    Inventors: Xuefeng Zhu, Pingda Ren, Zhu Bai, Wanting Xiong, Dan Xu, Yahu Arthur Liu
  • Publication number: 20230303586
    Abstract: Compounds having activity as inhibitors of G12C mutant KRAS protein are provided. The compounds have the following structure (I): or a pharmaceutically acceptable salt, tautomer, prodrug or stereoisomer thereof, wherein R1, R2a, R3a, R3b, R4a, R4b, G1, G2, L1, L2, m1, m2, A, B, W, X, Y, Z 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: Application
    Filed: March 3, 2023
    Publication date: September 28, 2023
    Inventors: Liansheng LI, Jun FENG, Tao WU, Pingda REN, Yi LIU, Yuan Liu, Yun Oliver Long
  • Publication number: 20230212183
    Abstract: Compounds having activity as inhibitors of G12C mutant KRAS protein are provided. The compounds have the following structure (I): or a pharmaceutically acceptable salt, tautomer, prodrug or stereoisomer thereof, wherein R1, R2a, R3a, R3b, R4a, R4b, G1, G2, L1, L2, m1, m2, A, B, W, X, Y, Z 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: Application
    Filed: April 8, 2022
    Publication date: July 6, 2023
    Inventors: Liansheng LI, Jun FENG, Tao WU, Pingda REN, Yi LIU, Yuan Liu, Yun Oliver Long
  • Publication number: 20230203018
    Abstract: Compounds having activity as inhibitors of G12C mutant KRAS protein are provided. The compounds have the following structure (I): or a pharmaceutically acceptable salt, stereoisomer, isotopic form or prodrug thereof, wherein R1, R2a, R2b, R2c, R3a, R3b, R4a, R4b, R5, L1, L2, L3, E, m1, m2 and * 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: Application
    Filed: May 17, 2022
    Publication date: June 29, 2023
    Inventors: Liansheng Li, Jun Feng, Tao Wu, Yuan Liu, Yi Wang, Pingda Ren, Yi Liu
  • Patent number: 11673898
    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: Grant
    Filed: July 30, 2020
    Date of Patent: June 13, 2023
    Assignees: KURA ONCOLOGY, INC., THE REGENTS OF THE UNIVERSITY OF MICHIGAN
    Inventors: Tao Wu, Liansheng Li, Yi Wang, Pingda Ren, Jolanta Grembecka, Tomasz Cierpicki, Szymon Klossowski, Jonathan Pollock, Dmitry Borkin
  • Patent number: 11649251
    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: Grant
    Filed: September 19, 2018
    Date of Patent: May 16, 2023
    Assignee: KURA ONCOLOGY, INC.
    Inventors: Tao Wu, Liansheng Li, Pingda Ren
  • Patent number: 11648254
    Abstract: The present disclosure provides compounds represented by Formula (I-1): 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: Grant
    Filed: March 2, 2022
    Date of Patent: May 16, 2023
    Assignee: Kumquat Biosciences Inc.
    Inventors: Baogen Wu, Xiangzhu Wang, Xiaoming Li, Zhiyong Chen, Pingda Ren, Yi Liu
  • Publication number: 20230147053
    Abstract: Compounds having activity as inhibitors of G12C mutant KRAS protein are provided. The compounds have the following structure (I): or a pharmaceutically acceptable salt, stereoisomer or prodrug thereof, wherein A, B, E, L1, Ra. Rb, Rc and 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: Application
    Filed: June 13, 2022
    Publication date: May 11, 2023
    Inventors: Liansheng Li, Jun Feng, Yuan Liu, Pingda Ren, Yi Liu
  • Patent number: 11639346
    Abstract: Compounds having activity as inhibitors of G12C mutant KRAS protein are provided. The compounds have the following structure (I): or a pharmaceutically acceptable salt, stereoisomer, isotopic form or prodrug thereof, wherein R1, R2a, R2b, R2c, R3a, R3b, R4a, R4b, R5, L1, L2, E, m1 and m2 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: May 24, 2018
    Date of Patent: May 2, 2023
    Assignee: ARAXES PHARMA LLC
    Inventors: Liansheng Li, Jun Feng, Tao Wu, Yuan Liu, Yi Wang, Pingda Ren, Yi Liu
  • Patent number: RE49687
    Abstract: The present disclosure provides compounds and methods for inhibiting the interaction of menin with its upstream or downstream signaling molecules including but not limited to MLL1, MLL2 and MLL-fusion oncoproteins. Compounds of the disclosure may be used in methods for the treatment of a wide variety of cancers and other diseases associated with one or more of MLL1, MLL2, MLL fusion proteins, and menin.
    Type: Grant
    Filed: February 2, 2021
    Date of Patent: October 10, 2023
    Assignees: THE REGENTS OF THE UNIVERSITY OF MICHIGAN, KURA ONCOLOGY, INC.
    Inventors: Jolanta Grembecka, Tomasz Cierpicki, Dmitry Borkin, Jonathan Pollock, Hongzhi Miao, Duxin Sun, Liansheng Li, Tao Wu, Jun Feng, Pingda Ren, Yi Liu