Patents by Inventor Kai-Chuan Chen

Kai-Chuan Chen 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: 12090212
    Abstract: Antibody drug conjugates (ADC's) comprising a drug conjugated to antibody or antigen binding fragments thereof that bind to Globo series antigen disclosed herein, as well as methods of use thereof. Methods of use include, without limitation, cancer therapies and diagnostics. The antibodies of the disclosure can bind to certain cancer cell surfaces. Exemplary targets of the antibodies disclosed herein can include carcinomas, such as sarcoma, skin cancer, leukemia, lymphoma, brain cancer, glioblastoma, lung cancer, breast cancer, oral cancer, head-and-neck cancer, nasopharyngeal cancer, esophagus cancer, stomach cancer, liver cancer, bile duct cancer, gallbladder cancer, bladder cancer, pancreatic cancer, intestinal cancer, colorectal cancer, kidney cancer, cervix cancer, endometrial cancer, ovarian cancer, testical cancer, buccal cancer, oropharyngeal cancer, laryngeal cancer and prostate cancer.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: September 17, 2024
    Assignee: OBI Pharma, Inc.
    Inventors: Michael Nientse Chang, Jiann-Shiun Lai, Wan-Fen Li, I-Ju Chen, Yi-Chien Tsai, Kai-Chuan Chen
  • Patent number: 11000601
    Abstract: Antibody drug conjugates (ADC's) comprising a drug conjugated to antibody or antigen binding fragments thereof that bind to Globo series antigen disclosed herein, as well as methods of use thereof. Methods of use include, without limitation, cancer therapies and diagnostics. The antibodies of the disclosure can bind to certain cancer cell surfaces. Exemplary targets of the antibodies disclosed herein can include carcinomas, such as sarcoma, skin cancer, leukemia, lymphoma, brain cancer, glioblastoma, lung cancer, breast cancer, oral cancer, head-and-neck cancer, nasopharyngeal cancer, esophagus cancer, stomach cancer, liver cancer, bile duct cancer, gallbladder cancer, bladder cancer, pancreatic cancer, intestinal cancer, colorectal cancer, kidney cancer, cervix cancer, endometrial cancer, ovarian cancer, testical cancer, buccal cancer, oropharyngeal cancer, laryngeal cancer and prostate cancer.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: May 11, 2021
    Assignee: OBI PHARMA, INC.
    Inventors: Michael Nientse Chang, Jiann-Shiun Lai, Wan-Fen Li, I-Ju Chen, Yi-Chien Tsai, Kai-Chuan Chen
  • Publication number: 20210113711
    Abstract: Antibody drug conjugates (ADC's) comprising a drug conjugated to antibody or antigen binding fragments thereof that bind to Globo series antigen disclosed herein, as well as methods of use thereof. Methods of use include, without limitation, cancer therapies and diagnostics. The antibodies of the disclosure can bind to certain cancer cell surfaces. Exemplary targets of the antibodies disclosed herein can include carcinomas, such as sarcoma, skin cancer, leukemia, lymphoma, brain cancer, glioblastoma, lung cancer, breast cancer, oral cancer, head-and-neck cancer, nasopharyngeal cancer, esophagus cancer, stomach cancer, liver cancer, bile duct cancer, gallbladder cancer, bladder cancer, pancreatic cancer, intestinal cancer, colorectal cancer, kidney cancer, cervix cancer, endometrial cancer, ovarian cancer, testical cancer, buccal cancer, oropharyngeal cancer, laryngeal cancer and prostate cancer.
    Type: Application
    Filed: December 23, 2020
    Publication date: April 22, 2021
    Inventors: Michael Nientse Chang, Jiann-Shiun Lai, Wan-Fen Li, I-Ju CHEN, Yi-Chien Tsai, Kai-Chuan Chen
  • Publication number: 20210093733
    Abstract: Antibody drug conjugates (ADC's) comprising a drug moiety/payload conjugated to antibody or antigen binding fragments thereof that bind to Globo series antigen disclosed herein, as well as methods of use thereof. Methods of use include, without limitation, cancer therapies and diagnostics. The antibodies of the disclosure can bind to certain cancer cell surfaces. Exemplary targets of the antibodies disclosed herein can include carcinomas, such as sarcoma, skin cancer, leukemia, lymphoma, brain cancer, glioblastoma, lung cancer, breast cancer, oral cancer, head-and-neck cancer, nasopharyngeal cancer, esophagus cancer, stomach cancer, liver cancer, bile duct cancer, gallbladder cancer, bladder cancer, pancreatic cancer, intestinal cancer, colorectal cancer, kidney cancer, cervix cancer, endometrial cancer, ovarian cancer, testical cancer, buccal cancer, oropharyngeal cancer, laryngeal cancer and prostate cancer.
    Type: Application
    Filed: August 30, 2020
    Publication date: April 1, 2021
    Inventors: Michael Nientse CHANG, Ming-Tain LAI, Jiann-Shiun LAI, Yi-Chien TSAI, I-Ju CHEN, Wan-Fen LI, Kai-Chuan CHEN, Teng-Yi HUANG, Shu-Yi LIN
  • Publication number: 20180193481
    Abstract: Antibody drug conjugates (ADC's) comprising a drug conjugated to antibody or antigen binding fragments thereof that bind to Globo series antigen disclosed herein, as well as methods of use thereof. Methods of use include, without limitation, cancer therapies and diagnostics. The antibodies of the disclosure can bind to certain cancer cell surfaces. Exemplary targets of the antibodies disclosed herein can include carcinomas, such as sarcoma, skin cancer, leukemia, lymphoma, brain cancer, glioblastoma, lung cancer, breast cancer, oral cancer, head-and-neck cancer, nasopharyngeal cancer, esophagus cancer, stomach cancer, liver cancer, bile duct cancer, gallbladder cancer, bladder cancer, pancreatic cancer, intestinal cancer, colorectal cancer, kidney cancer, cervix cancer, endometrial cancer, ovarian cancer, testicle cancer, buccal cancer, oropharyngeal cancer, laryngeal cancer and prostate cancer.
    Type: Application
    Filed: November 21, 2017
    Publication date: July 12, 2018
    Inventors: Michael Nientse Chang, Jiann-Shiun Lai, Wan-Fen Li, I-Ju Chen, Yi-Chien Tsai, Kai-Chuan Chen
  • Patent number: 8491891
    Abstract: A number of human beta-glucuronidase variants having higher enzymatic activity at physiological pH as compared with wild-type beta-glucuronidase and uses thereof in prodrug therapy. Also disclosed herein is a method for identifying enzyme variants having elevated enzymatic activity using a mammalian surface display system.
    Type: Grant
    Filed: November 25, 2009
    Date of Patent: July 23, 2013
    Assignee: Academia Sinica
    Inventors: Steve Roffler, Chia-Hung Wu, Wolfgang Schechinger, Kai-Chuan Chen, Zeljko Prijovic
  • Publication number: 20100129367
    Abstract: A number of human beta-glucuronidase variants having higher enzymatic activity at physiological pH as compared with wild-type beta-glucuronidase and uses thereof in prodrug therapy. Also disclosed herein is a method for identifying enzyme variants having elevated enzymatic activity using a mammalian surface display system.
    Type: Application
    Filed: November 25, 2009
    Publication date: May 27, 2010
    Applicant: Academia Sinica
    Inventors: Steve Roffler, Chia-Hung Wu, Wolfgang Schechinger, Kai-Chuan Chen, Zeljko M. Prijovic