Patents by Inventor Kwan Chee Allen Chan

Kwan Chee Allen Chan 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: 11898208
    Abstract: The present invention concerns a method for the detection or monitoring of cancer using a biological sample selected from blood, plasma, serum, saliva, urine from an individual, said method comprising: (a) obtaining DNA from the said biological sample; (b) digesting the DNA sample with one or more methylation-sensitive restriction enzymes; (c) quantifying or detecting a DNA sequence of interest after step (b), wherein the target sequence of interest contains at least two methylation-sensitive restriction enzyme recognition sites; and (d) comparing the level of the DNA sequence from the individual to a normal standard, to detect, prognosticate or monitor cancer.
    Type: Grant
    Filed: August 29, 2019
    Date of Patent: February 13, 2024
    Assignee: The Chinese University of Hong Kong
    Inventors: Yuk-Ming Dennis Lo, Kwan Chee Allen Chan, Chunming Ding
  • Publication number: 20200071771
    Abstract: The present invention concerns a method for the detection or monitoring of cancer using a biological sample selected from blood, plasma, serum, saliva, urine from an individual, said method comprising: (a) obtaining DNA from the said biological sample; (b) digesting the DNA sample with one or more methylation-sensitive restriction enzymes; (c) quantifying or detecting a DNA sequence of interest after step (b), wherein the target sequence of interest contains at least two methylation-sensitive restriction enzyme recognition sites; and (d) comparing the level of the DNA sequence from the individual to a normal standard, to detect, prognosticate or monitor cancer.
    Type: Application
    Filed: August 29, 2019
    Publication date: March 5, 2020
    Inventors: Yuk-Ming Dennis LO, Kwan Chee Allen CHAN, Chunming DING
  • Patent number: 10435754
    Abstract: The present invention concerns a method for the detection or monitoring of cancer using a biological sample selected from blood, plasma, serum, saliva, urine from an individual, said method comprising: (a) obtaining DNA from the said biological sample; (b) digesting the DNA sample with one or more methylation-sensitive restriction enzymes; (c) quantifying or detecting a DNA sequence of interest after step (b), wherein the target sequence of interest contains at least two methylation-sensitive restriction enzyme recognition sites; and (d) comparing the level of the DNA sequence from the individual to a normal standard, to detect, prognosticate or monitor cancer.
    Type: Grant
    Filed: May 23, 2016
    Date of Patent: October 8, 2019
    Assignee: The Chinese University Of Hong Kong
    Inventors: Yuk Ming Dennis Lo, Kwan Chee Allen Chan, Chunming Ding
  • Publication number: 20170101685
    Abstract: The present invention concerns a method for the detection or monitoring of cancer using a biological sample selected from blood, plasma, serum, saliva, urine from an individual, said method comprising: (a) obtaining DNA from the said biological sample; (b) digesting the DNA sample with one or more methylation-sensitive restriction enzymes; (c) quantifying or detecting a DNA sequence of interest after step (b), wherein the target sequence of interest contains at least two methylation-sensitive restriction enzyme recognition sites; and (d) comparing the level of the DNA sequence from the individual to a normal standard, to detect, prognosticate or monitor cancer.
    Type: Application
    Filed: May 23, 2016
    Publication date: April 13, 2017
    Inventors: YUK MING DENNIS LO, Kwan Chee Allen Chan, Chunming Ding
  • Patent number: 9371566
    Abstract: The present invention concerns a method for the detection or monitoring of cancer using a biological sample selected from blood, plasma, serum, saliva, urine from an individual, said method comprising: (a) obtaining DNA from the said biological sample; (b) digesting the DNA sample with one or more methylation-sensitive restriction enzymes; (c) quantifying or detecting a DNA sequence of interest after step (b), wherein the target sequence of interest contains at least two methylation-sensitive restriction enzyme recognition sites; and (d) comparing the level of the DNA sequence from the individual to a normal standard, to detect, prognosticate or monitor cancer.
    Type: Grant
    Filed: September 26, 2007
    Date of Patent: June 21, 2016
    Assignee: The Chinese University of Hong Kong
    Inventors: Yuk Ming Dennis Lo, Kwan Chee Allen Chan, Chunming Ding
  • Publication number: 20140272975
    Abstract: The present invention concerns a method for the detection or monitoring of cancer using a biological sample selected from blood, plasma, serum, saliva, urine from an individual, said method comprising: (a) obtaining DNA from the said biological sample; (b) digesting the DNA sample with one or more methylation-sensitive restriction enzymes; (c) quantifying or detecting a DNA sequence of interest after step (b), wherein the target sequence of interest contains at least two methylation-sensitive restriction enzyme recognition sites; and (d) comparing the level of the DNA sequence from the individual to a normal standard, to detect, prognosticate or monitor cancer.
    Type: Application
    Filed: May 22, 2014
    Publication date: September 18, 2014
    Applicant: THE CHINESE UNIVERSITY OF HONG KONG
    Inventors: Yuk Ming Dennis LO, Kwan Chee Allen CHAN, Chunming DING
  • Patent number: 8124383
    Abstract: Disclosed is a non-invasive method for diagnosis, prognosis or monitoring of Epstein-Barr virus (EBV)-associated cancer by detecting and/or quantifying EBV associated nucleic acid fragments in a urine sample from an individual. Kits for diagnosis, prognosis or monitoring of cancer are also disclosed.
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: February 28, 2012
    Assignee: The Chinese University of Hong Kong
    Inventors: Yuk Ming Dennis Lo, Kwan Chee Allen Chan
  • Publication number: 20110033841
    Abstract: Disclosed is a non-invasive method for diagnosis, prognosis or monitoring of Epstein-Barr virus (EBV)-associated cancer by detecting and/or quantifying EBV associated nucleic acid fragments in a urine sample from an individual. Kits for diagnosis, prognosis or monitoring of cancer are also disclosed.
    Type: Application
    Filed: October 21, 2010
    Publication date: February 10, 2011
    Applicant: The Chinese University of Hong Kong
    Inventors: Yuk Ming Dennis Lo, Kwan Chee Allen Chan
  • Patent number: 7842482
    Abstract: Disclosed is a non-invasive method for diagnosis, prognosis or monitoring of Epstein-Barr virus (EBV)-associated cancer by detecting and/or quantifying EBV associated nucleic acid fragments in a urine sample from an individual. Kits for diagnosis, prognosis or monitoring of cancer are also disclosed.
    Type: Grant
    Filed: February 26, 2007
    Date of Patent: November 30, 2010
    Assignee: The Chinese University of Hong Kong
    Inventors: Yuk Ming Dennis Lo, Kwan Chee Allen Chan
  • Publication number: 20080206749
    Abstract: Disclosed is a non-invasive method for diagnosis, prognosis or monitoring of Epstein-Barr virus (EBV)-associated cancer by detecting and/or quantifying EBV associated nucleic acid fragments in a urine sample from an individual. Kits for diagnosis, prognosis or monitoring of cancer are also disclosed.
    Type: Application
    Filed: February 26, 2007
    Publication date: August 28, 2008
    Applicant: The Chinese University of Hong Kong
    Inventors: Yuk Ming Dennis Lo, Kwan Chee Allen Chan