Patents by Inventor Songnuan Tan

Songnuan Tan 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).

  • Maytansinoid Derivatives
    Publication number: 20160200737
    Abstract: Disclosed herein are maytansinoid drug linker derivatives which can be linked to a antigen binding unit (Abu), and maytansinoid drugs linked with an antigen binding unit (Drug-Linker-Antigen binding Unit: D-L-Abu), for targeted delivery to disease tissues. D-L-Abu, D-L-Abu derivatives, and methods relating to the use of such drug conjugates to treat antigen positive cells in cancers and immunological disorders are provided.
    Type: Application
    Filed: March 28, 2016
    Publication date: July 14, 2016
    Inventors: Shengfeng LI, Xiaobin Deng, Songnuan Tan, Weijia Tang, Chao Qin
  • Maytansinoid derivatives
    Patent number: 9345786
    Abstract: Disclosed herein are maytansinoid drug linker derivatives which can be linked to a antigen binding unit (Abu), and maytansinoid drugs linked with an antigen binding unit (Drug-Linker-Antigen binding Unit: D-L-Abu), for targeted delivery to disease tissues. D-L-Abu, D-L-Abu derivatives, and methods relating to the use of such drug conjugates to treat antigen positive cells in cancers and immunological disorders are provided.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: May 24, 2016
    Assignee: Bio-Thera Solutions, Ltd., Co.
    Inventors: Shengfeng Li, Xiaobin Deng, Songnuan Tan, Weijia Tang, Chao Qin
  • MAYTANSINOID DERIVATIVES
    Publication number: 20150151003
    Abstract: Disclosed herein are maytansinoid drug linker derivatives which can be linked to a antigen binding unit (Abu), and maytansinoid drugs linked with an antigen binding unit (Drug-Linker-Antigen binding Unit: D-L-Abu), for targeted delivery to disease tissues. D-L-Abu, D-L-Abu derivatives, and methods relating to the use of such drug conjugates to treat antigen positive cells in cancers and immunological disorders are provided.
    Type: Application
    Filed: October 30, 2014
    Publication date: June 4, 2015
    Inventors: Shengfeng Li, Xiaobin Deng, Songnuan Tan, Weijia Tang, Chao Qin
  • Maytansinoid derivatives
    Patent number: 8877706
    Abstract: Disclosed herein are maytansinoid drug linker derivatives which can be linked to a antigen binding unit (Abu), and maytansinoid drugs linked with an antigen binding unit (Drug-Linker-Antigen binding Unit: D-L-Abu), for targeted delivery to disease tissues. D-L-Abu, D-L-Abu derivatives, and methods relating to the use of such drug conjugates to treat antigen positive cells in cancers and immunological disorders are provided.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: November 4, 2014
    Assignee: Bio-Thera Solutions Ltd., Co.
    Inventors: Shenfeng Li, Xiaobin Deng, Songnuan Tan, Weijia Tang, Chao Qin
  • MAYTANSINOID DERIVATIVES
    Publication number: 20140178415
    Abstract: Disclosed herein are maytansinoid drug linker derivatives which can be linked to a antigen binding unit (Abu), and maytansinoid drugs linked with an antigen binding unit (Drug-Linker-Antigen binding Unit: D-L-Abu), for targeted delivery to disease tissues. D-L-Abu, D-L-Abu derivatives, and methods relating to the use of such drug conjugates to treat antigen positive cells in cancers and immunological disorders are provided.
    Type: Application
    Filed: March 15, 2013
    Publication date: June 26, 2014
    Inventors: Shengfeng Li, Xiaobin Deng, Songnuan Tan, Weijia Tang, Chao Qin