Patents by Inventor Xiaoyuan Li

Xiaoyuan Li 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).

  • Indolinone compounds as kinase inhibitors
    Patent number: 6689806
    Abstract: The invention relates to certain indolinone compounds, their method of synthesis, and a combinatorial library consisting of the indolinone compounds of the invention. The invention also relates to methods of modulating the function of protein kinases using indolinone compounds of the invention and methods of treating diseases by modulating the function of protein kinases and related signal transduction pathways.
    Type: Grant
    Filed: March 22, 2000
    Date of Patent: February 10, 2004
    Assignee: Sugen, Inc.
    Inventors: Peng Cho Tang, Li Sun, Gerald McMahon, Todd Anthony Miller, Shahrzad Shirazian, Chung Chen Wei, G. Davis Harris, Jr., Xiaoyuan Li, Congxin Liang
  • 4-aryl substituted indolinones
    Patent number: 6677368
    Abstract: The present invention relates to 4-arylindolinones, as well as pharmaceutical compositions thereof, capable of modulating protein kinase signal transduction in order to regulate, modulate and/or inhibit abnormal cell proliferation. The present invention also relates to methods for treating protein kinase related disorders.
    Type: Grant
    Filed: December 20, 2001
    Date of Patent: January 13, 2004
    Assignee: Sugen, Inc.
    Inventors: Jingrong Cui, Ruofei Zhang, Hong Shen, Ji Yu Chu, Fang-Jie Zhang, Marcel Koenig, Steven Huy Do, Xiaoyuan Li, Chung Chen Wei, Peng Cho Tang
  • Pyrrole substituted 2-indolinone protein kinase inhibitors
    Patent number: 6573293
    Abstract: The present invention relates to pyrrole substituted 2-indolinone compounds and their pharmaceutically acceptable salts which modulate the activity of protein kinases and therefore are expected to be useful in the prevention and treatment of protein kinase related cellular disorders such as cancer.
    Type: Grant
    Filed: February 15, 2001
    Date of Patent: June 3, 2003
    Assignees: Sugen, Inc., Pharmacia & Upjohn Co.
    Inventors: Peng Cho Tang, Todd A. Miller, Xiaoyuan Li, Li Sun, Chung Chen Wei, Shahrzad Shirazian, Congxin Liang, Tomas Vojkovsky, Asaad S. Nematalla, Michael Hawley
  • 4-aryl substituted indolinones
    Publication number: 20030069297
    Abstract: The present invention relates to 4-arylindolinones, as well as pharmaceutical compositions thereof, capable of modulating protein kinase signal transduction in order to regulate, modulate and/or inhibit abnormal cell proliferation. The present invention also relates to methods for treating protein kinase related disorders.
    Type: Application
    Filed: December 20, 2001
    Publication date: April 10, 2003
    Applicant: Sugen, Inc.
    Inventors: Jingrong Jean Cui, Ruofei Zhang, Hong Shen, Ji Yu Chu, Fang-Jie Zhang, Marcel Koenig, Steven Huy Do, Xiaoyuan Li, Chung Chen Wei, Peng Cho Tang
  • Pyrrole substituted 2-indolinone protein kinase inhibitors
    Publication number: 20020156292
    Abstract: The present invention relates to pyrrole substituted 2-indolinone compounds and their pharmaceutically acceptable salts which modulate the activity of protein kinases and therefore are expected to be useful in the prevention and treatment of protein kinase related cellular disorders such as cancer.
    Type: Application
    Filed: February 15, 2001
    Publication date: October 24, 2002
    Inventors: Peng Cho Tang, Todd A. Miller, Xiaoyuan Li, Li Sun, Chung Chen Wei, Shahrzad Shirazian, Congxin Liang, Tomas Vojkovsky, Asaad S. Nematalla, Michael Hawley
  • 3-(pyrolyllactone)-2-indolinone compounds as kinase inhibitors
    Patent number: 6465507
    Abstract: The invention relates to certain indolinone compounds, their method of synthesis, and a combinatorial library consisting of the indolinone compounds of the invention. The invention also relates to methods of modulating the function of protein kinases using indolinone compounds of the invention and methods of treating diseases by modulating the function of protein kinases and related signal transduction pathways.
    Type: Grant
    Filed: February 28, 2001
    Date of Patent: October 15, 2002
    Assignee: Sugen, Inc.
    Inventors: Peng Cho Tang, Todd A. Miller, Xiaoyuan Li, Ruofei Zhang, Jinrong Cui, Ping Huang, Chung Chun Wei
  • Indolinone derivatives as protein kinase/phosphatase inhibitors
    Publication number: 20020052369
    Abstract: The present invention relates to certain 2-indolinone compounds which modulate the activity of protein kinases (“PKs”) and phosphatases. The compounds of this invention are therefore useful in treating disorders related to abnormal PK activity. Pharmaceutical compositions comprising these compounds, methods of treating diseases utilizing pharmaceutical compositions comprising these compounds and methods of preparing them are also disclosed.
    Type: Application
    Filed: June 4, 2001
    Publication date: May 2, 2002
    Inventors: Peng Cho Tang, G. Davis Harris, Xiaoyuan Li
  • 3-(pyrolyllactone)-2-indolinone compounds as kinase inhibitors
    Publication number: 20020042427
    Abstract: The invention relates to certain indolinone compounds, their method of synthesis, and a combinatorial library consisting of the indolinone compounds of the invention. The invention also relates to methods of modulating the function of protein kinases using indolinone compounds of the invention and methods of treating diseases by modulating the function of protein kinases and related signal transduction pathways.
    Type: Application
    Filed: February 28, 2001
    Publication date: April 11, 2002
    Inventors: Peng Cho Tang, Todd A. Miller, Xiaoyuan Li, Ruofei Zhang, Jinrong Cui, Ping Huang, Chung Chun Wei