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).

  • Patent number: 10428064
    Abstract: Compounds having activity as inhibitors of G12C mutant KRAS protein are provided. The compounds have the following structure (I):(I) or a pharmaceutically acceptable salt, stereoisomer or prodrug thereof, wherein A is a heterocyclic or heteroaryl ring, and R1, R2a, R2b, R2c, R3a, R3b, R4a, R4b, A, G1, G2, L1, L2, m1, m2, 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: April 15, 2016
    Date of Patent: October 1, 2019
    Assignee: Araxes Pharma LLC
    Inventors: Liansheng Li, Jun Feng, Yun Oliver Long, Yuan Liu, Tao Wu, Pingda Ren, Yi Liu
  • Publication number: 20190290636
    Abstract: Chemical entities that modulate PI3 kinase activity, pharmaceutical compositions containing the chemical entities, and methods of using these chemical entities for treating diseases and conditions associated with PI3 kinase activity are described herein.
    Type: Application
    Filed: October 26, 2018
    Publication date: September 26, 2019
    Inventors: Pingda Ren, Yi Liu, Troy Edward Wilson, Liansheng Li, Katrina Chan, Christian Rommel
  • Publication number: 20190292194
    Abstract: The present invention provides chemical entities or compounds and pharmaceutical compositions thereof that are capable of modulating certain protein kinases such as ERK (MAPK). Also provided are methods of using such compounds or compositions, and methods of using these compositions to modulate the activities of one or more of these kinases, especially for therapeutic applications such as the treatment disorders such as cancer.
    Type: Application
    Filed: March 29, 2019
    Publication date: September 26, 2019
    Inventors: Liansheng Li, Tao Wu, Jun Feng, Pingda Ren, Yi Liu
  • Publication number: 20190284144
    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: Application
    Filed: February 21, 2019
    Publication date: September 19, 2019
    Inventors: Liansheng Li, Jun Feng, Yun Oliver Long, Yuan Liu, Tao Wu, Pingda Ren, Yi Liu
  • Patent number: 10414757
    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 R1, R2a, R2b, R2c, R3a, R3b, R4a, R4b, R5a, R5b, R6, A, G1, G2, L1, L2, m1, m2, n, X and E are as defined herein and, wherein at least one of R3a, R3b, R4a or R4b is not H. 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 16, 2016
    Date of Patent: September 17, 2019
    Assignee: Araxes Pharma LLC
    Inventors: Liansheng Li, Jun Feng, Yun Oliver Long, Yuan Liu, Tao Wu, Pingda Ren, Yi Liu
  • Publication number: 20190262342
    Abstract: Combination therapies for treatment of cancers associated with mutations in the KRAS gene are provided. Compositions comprising therapeutic agents for treatment of cancers associated with mutations in the KRAS gene are also provided.
    Type: Application
    Filed: September 25, 2018
    Publication date: August 29, 2019
    Inventors: Matthew Robert Janes, Matthew Peter Patricelli, Liansheng Li, Pingda Ren, Yi Liu
  • Patent number: 10377743
    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, R?, Q, W, X, Y, Z, n1, n2 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: Grant
    Filed: October 6, 2017
    Date of Patent: August 13, 2019
    Assignee: Araxes Pharma LLC
    Inventors: Liansheng Li, Jun Feng, Yuan Liu, Pingda Ren, Yi Liu, Tao Wu, Yi Wang
  • Patent number: 10370386
    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: November 7, 2017
    Date of Patent: August 6, 2019
    Assignee: Araxes Pharma LLC
    Inventors: Liansheng Li, Jun Feng, Tao Wu, Pingda Ren, Yi Liu, Yuan Liu, Yun Oliver Long
  • Patent number: 10351550
    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 R, R1, R2a, R2b, R2c, A, B, L1 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: March 8, 2018
    Date of Patent: July 16, 2019
    Assignee: Araxes Pharma LLC
    Inventors: Liansheng Li, Jun Feng, Yun Oliver Long, Yuan Liu, Tao Wu, Pingda Ren, Yi Liu
  • Patent number: 10301317
    Abstract: The present invention provides chemical entities or compounds and pharmaceutical compositions thereof that are capable of modulating certain protein kinases such as ERK (MAPK). Also provided are methods of using such compounds or compositions, and methods of using these compositions to modulate the activities of one or more of these kinases, especially for therapeutic applications such as the treatment disorders such as cancer.
    Type: Grant
    Filed: February 14, 2018
    Date of Patent: May 28, 2019
    Assignee: KURA ONCOLOGY, INC.
    Inventors: Liansheng Li, Tao Wu, Jun Feng, Pingda Ren, Yi Liu
  • Patent number: 10280172
    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, stereoisomer or prodrug thereof, wherein B, W, X, Y, R1, R2a, R2b, R3a, R3b, R4a, R4b, G1, G2, m1, m2, L1, L2 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: September 29, 2017
    Date of Patent: May 7, 2019
    Assignee: Araxes Pharma LLC
    Inventors: Liansheng Li, Jun Feng, Yun Oliver Long, Yuan Liu, Pingda Ren, Yi Liu
  • Publication number: 20190127336
    Abstract: The present disclosure provides inhibitors of Ras protein. Also disclosed are methods to modulate the activity of Ras protein and methods of treatment of disorders mediated by Ras protein.
    Type: Application
    Filed: March 29, 2017
    Publication date: May 2, 2019
    Inventors: LIANSHENG LI, Jun FENG, Pingda REN, Yi LIU
  • Patent number: 10273207
    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 7, 2018
    Date of Patent: April 30, 2019
    Assignee: Araxes Pharma LLC
    Inventors: Pingda Ren, Yi Liu, Liansheng Li, Jun Feng, Tao Wu
  • Patent number: 10246424
    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: April 8, 2016
    Date of Patent: April 2, 2019
    Assignee: Araxes Pharma LLC
    Inventors: Liansheng Li, Jun Feng, Yun Oliver Long, Yuan Liu, Tao Wu, Pingda Ren, Yi Liu
  • Patent number: 10246464
    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: September 8, 2015
    Date of Patent: April 2, 2019
    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
  • Publication number: 20190092783
    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: March 15, 2017
    Publication date: March 28, 2019
    Applicants: 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
  • Publication number: 20190092767
    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, stereoisomer or prodrug thereof, wherein A, B R1, R2a, R2b, R3a, R3b, R4a, R4b, G1, G2, m1, m2, L1, L2 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: September 28, 2016
    Publication date: March 28, 2019
    Inventors: Liansheng Li, Jun Feng, Yun Oliver Long, Yuan Liu, Pingda Ren, Yi Liu
  • Publication number: 20190092784
    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: March 15, 2017
    Publication date: March 28, 2019
    Inventors: Tao Wu, Liansheng Li, Yi Wang, Pingda Ren, Jolanta Grembecka, Tomasz Cierpicki, Szymon Klossowski, Jonathan Pollock, Dmitry Borkin
  • Publication number: 20190062313
    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 24, 2018
    Publication date: February 28, 2019
    Inventors: Liansheng Li, Jun Feng, Tao Wu, Yuan Liu, Yi Wang, Pingda Ren, Yi Liu
  • Publication number: 20190062314
    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, L1, L2, E, X, Y, Z, 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: Application
    Filed: May 24, 2018
    Publication date: February 28, 2019
    Inventors: Liansheng Li, Jun Feng, Tao Wu, Yuan Liu, Yi Wang, Pingda Ren, Yi Liu