Patents by Inventor Rongzhen Lu

Rongzhen Lu 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: 20240139198
    Abstract: The present application relates to a pharmaceutical combination comprising a phosphoinositide 3-kinase (PI3K) inhibitor and a second therapeutic agent, wherein the second therapeutic agent is an immune checkpoint inhibitor, a TGF? inhibitor, a bifunctional immune checkpoint/TGF? inhibitors or combinations thereof. The present application also provides a method of treatment comprising administering the combination, and the use of the drug combination for treating tumors.
    Type: Application
    Filed: February 9, 2022
    Publication date: May 2, 2024
    Inventors: Rongzhen LU, Zhihong CHEN
  • Publication number: 20210140945
    Abstract: The present invention is directed to compositions and methods for modulating c-Rel-dependent cytokine production without materially altering the level of expression of NF?B and/or the amount of I?B. The present invention is also directed to screening for modulators of c-Rel activity as determined by assaying for altered subcellular localization of c-Rel but where the level of expression of NF?B and/or the amount of I?B is materially unaltered.
    Type: Application
    Filed: August 14, 2020
    Publication date: May 13, 2021
    Inventors: Rongzhen Lu, James Barsoum, Yumiko Wada
  • Publication number: 20180217130
    Abstract: The present invention is directed to compositions and methods for modulating c-Rel-dependent cytokine production without materially altering the level of expression of NF?B and/or the amount of I?B. The present invention is also directed to screening for modulators of c-Rel activity as determined by assaying for altered subcellular localization of c-Rel but where the level of expression of NF?B and/or the amount of I?B is materially unaltered.
    Type: Application
    Filed: January 16, 2018
    Publication date: August 2, 2018
    Inventors: Rongzhen Lu, James Barsoum, Yumiko Wada
  • Patent number: 9910031
    Abstract: The present invention is directed to compositions and methods for modulating c-Rel-dependent cytokine production without materially altering the level of expression of NF?B and/or the amount of I?B. The present invention is also directed to screening for modulators of c-Rel activity as determined by assaying for altered subcellular localization of c-Rel but where the level of expression of NF?B and/or the amount of I?B is materially unaltered.
    Type: Grant
    Filed: November 14, 2014
    Date of Patent: March 6, 2018
    Assignee: Madrigal Pharmaceuticals, Inc.
    Inventors: Rongzhen Lu, James Barsoum, Yumiko Wada
  • Publication number: 20160003804
    Abstract: The present invention is directed to compositions and methods for modulating c-Rel-dependent cytokine production without materially altering the level of expression of NF?B and/or the amount of I?B. The present invention is also directed to screening for modulators of c-Rel activity as determined by assaying for altered subcellular localization of c-Rel but where the level of expression of NF?B and/or the amount of I?B is materially unaltered.
    Type: Application
    Filed: November 14, 2014
    Publication date: January 7, 2016
    Inventors: Rongzhen Lu, James Barsoum, Yumiko Wada
  • Publication number: 20120208203
    Abstract: The present invention is directed to compositions and methods for modulating c-Rel-dependent cytokine production without materially altering the level of expression of NF?B and/or the amount of I?B. The present invention is also directed to screening for modulators of c-Rel activity as determined by assaying for altered subcellular localization of c-Rel but where the level of expression of NF?B and/or the amount of I?B is materially unaltered.
    Type: Application
    Filed: February 7, 2012
    Publication date: August 16, 2012
    Applicant: Synta Pharmaceuticals Corp.
    Inventors: Rongzhen Lu, James Barsoum, Yumiko Wada
  • Publication number: 20110288081
    Abstract: This invention features pyrimidine compounds of formula (I): Rt is aryl, or heteroaryl; each of R2 and R4, independently, is halogen, nitro, cyano, isothionitro, SRc, or ORc; or R2 and R4, taken together, is carbonyl; R3 is Rc, alkenyl, alkynyl, ORc, OC(O)Rc, SO2Rc, S(O)Rc, S(O2)NRcRd, NRcRd, NRcCORd, NRcC(O)ORd, NRcC(O)NRcRd, NRcSO2Rd, CORc, C(O)ORc, or C(O)NRcRd; R5 is H or alkyl; n is 0, 1, 2, 3, 4, 5, or 6; X is O, S, S(O), S(O2), or NRc; Y is a covalent bond, CH2, C(O), C?N—Rc, C?N—ORc, C?N—SRc, O, S, S(O), S(O2), or NRc; Z is N or CH; one of U and V is N, and the other is CRc; and W is O, S, S(O), S(O2), NRc, or NC(O)Rc; in which each of Ra and Rb, independently, is H, alkyl, aryl, heteroaryl; and each of Rc and Rd, independently, is H, alkyl, aryl, heteroaryl, cyclyl, heterocyclyl, or alkylcarbonyl.
    Type: Application
    Filed: December 9, 2010
    Publication date: November 24, 2011
    Applicant: Synta Pharmaceuticals Corporation
    Inventors: Yumiko Wada, Rongzhen Lu, Albert Y. Hsia
  • Patent number: 7851466
    Abstract: This invention features pyrimidine compounds of formula (I): aryl, or heteroaryl; each of R2 and R4, independently, is Rc, halogen, nitro, cyano, isothionitro, SRc, or ORc; or R2 and R4, taken together, is carbonyl; R3 is Rc, alkenyl, alkynyl, ORc, OC(O)Rc, SO2Rc, S(O)Rc, S(O2)NRcRd, SRc, NRcRd, NRcCORd, NRcC(O)ORd, NRcC(O)NRcRd, NRcSO2Rd, CORc, C(O)ORc, or C(O)NRcRd; R5 is H or alkyl; n is 0, 1, 2, 3, 4, 5, or 6; X is O, S, S(O), S(O2), or NRc; Y is a covalent bond, CH2, C(O), C?N—Rc, C?N—ORc, C?N—SRc, O, S, S(O), S(O2), or NRc; Z is N or CH; one of U and V is N, and the other is CRc; and W is O, S, S(O), S(O2), NRc, or NC(O)Rc; in which each of Ra and Rb, independently, is H, alkyl, aryl, heteroaryl; and each of Rc and Rd, independently, is H, alkyl, aryl, heteroaryl, cyclyl, heterocyclyl, or alkylcarbonyl.
    Type: Grant
    Filed: November 18, 2005
    Date of Patent: December 14, 2010
    Assignee: Synta Pharmaceuticals Corp.
    Inventors: Yumiko Wada, Rongzhen Lu, Albert Y. Hsia
  • Publication number: 20080227114
    Abstract: The present invention is directed to compositions and methods for modulating c-Rel-dependent cytokine production without materially altering the level of expression of NF?B and/or the amount of I?B. The present invention is also directed to screening for modulators of c-Rel activity as determined by assaying for altered subcellular localization of c-Rel but where the level of expression of NF?B and/or the amount of I?B is materially unaltered.
    Type: Application
    Filed: January 10, 2008
    Publication date: September 18, 2008
    Applicant: Synta Pharmaceuticals Corp.
    Inventors: Rongzhen Lu, James Barsoum, Yumiko Wada
  • Publication number: 20060135518
    Abstract: This invention features pyrimidine compounds of formula (I): aryl, or heteroaryl; each of R2 and R4, independently, is Rc, halogen, nitro, cyano, isothionitro, SRc, or ORc; or R2 and R4, taken together, is carbonyl; R3 is Rc, alkenyl, alkynyl, ORc, OC(O)Rc, SO2Rc, S(O)Rc, S(O2)NRcRd, SRc, NRcRd, NRcCORd, NRcC(O)ORd, NRcC(O)NRcRd, NRcSO2Rd, CORc, C(O)ORc, or C(O)NRcRd; R5 is H or alkyl; n is 0, 1, 2, 3, 4, 5, or 6; X is O, S, S(O), S(O2), or NRc; Y is a covalent bond, CH2, C(O), C?N—Rc, C?N—ORc, C?N—SRc, O, S, S(O), S(O2), or NRc; Z is N or CH; one of U and V is N, and the other is CRc; and W is O, S, S(O), S(O2), NRc, or NC(O)Rc; in which each of Ra and Rb, independently, is H, alkyl, aryl, heteroaryl; and each of Rc and Rd, independently, is H, alkyl, aryl, heteroaryl, cyclyl, heterocyclyl, or alkylcarbonyl.
    Type: Application
    Filed: November 18, 2005
    Publication date: June 22, 2006
    Applicant: Synta Pharmaceuticals Corp.
    Inventors: Yumiko Wada, Rongzhen Lu, Albert Hsia
  • Publication number: 20050282232
    Abstract: The present invention is directed to compositions and methods for modulating c-Rel-dependent cytokine production without materially altering the level of expression of NF?B and/or the amount of I?B. The present invention is also directed to screening for modulators of c-Rel activity as determined by assaying for altered subcellular localization of c-Rel but where the level of expression of NF?B and/or the amount of I?B is materially unaltered.
    Type: Application
    Filed: November 10, 2004
    Publication date: December 22, 2005
    Inventors: Rongzhen Lu, James Barsoum, Yumiko Wada
  • Publication number: 20040116462
    Abstract: This invention relates to indolizine compounds having formula 1
    Type: Application
    Filed: December 12, 2002
    Publication date: June 17, 2004
    Inventors: Mitsunori Ono, Lijun Sun, Zhi Qiang Xia, Hao Li, Shojun Chen, Masazumi Nagai, Rongzhen Lu
  • Publication number: 20030204090
    Abstract: This invention relates to compounds of Formula (I) 1
    Type: Application
    Filed: March 13, 2003
    Publication date: October 30, 2003
    Inventors: Mitsunori Ono, Teresa Przewloka, David James, Dinesh Chimmanamada, Rongzhen Lu, Masazumi Nagai, Keizo Koya, Lijun Sun