Patents by Inventor Ling Yuk Cheung

Ling Yuk Cheung 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: 7172889
    Abstract: The present invention relates to pharmaceutical compositions and dietary supplement comprising yeast cells that can produce a healthful benefit in a subject inflicted with cervical cancer. The biological compositions can be used to retard the growth of cervical cancer cells and/or prolonging the time of survival of the subject. The invention also relates to methods for manufacturing the biological compositions.
    Type: Grant
    Filed: September 13, 2005
    Date of Patent: February 6, 2007
    Assignee: Ultra Biotech Limited
    Inventor: Ling Yuk Cheung
  • Patent number: 7163813
    Abstract: The present invention relates to pharmaceutical compositions and dietary supplement comprising yeast cells that can produce a healthful benefit in a subject inflicted with colorectal cancer. The biological compositions can be used to retard the growth of colorectal cancer cells and/or prolonging the time of survival of the subject. The invention also relates to methods for manufacturing the biological compositions.
    Type: Grant
    Filed: September 13, 2005
    Date of Patent: January 16, 2007
    Assignee: Ultra Biotech Limited
    Inventor: Ling Yuk Cheung
  • Patent number: 7078202
    Abstract: Compositions comprising a plurality of yeast cells, wherein said plurality of yeast cells have been cultured in the presence of an alternating electric field having a specific frequency and a specific field strength for a period of time sufficient to increase the capability of said plurality of yeast cells to treat vascular dementia in a mammal. Also included are methods of making such compositions and methods of treating vascular dementia.
    Type: Grant
    Filed: November 18, 2003
    Date of Patent: July 18, 2006
    Assignee: Ultra Biotech Limited
    Inventor: Ling Yuk Cheung
  • Patent number: 6994850
    Abstract: The present invention provides a method for preparing a biological fertilizer composition that comprises yeast cells and swine manure. The yeast cells of the invention have an enhanced ability to fix atmospheric nitrogen, decompose phosphorus minerals and compounds, decompose potassium minerals and compounds, decompose complex carbon compounds, overproduce growth factors, overproduce ATP, decompose undesirable chemicals, suppress growth of pathogenic microorganisms, or reduce undesirable odor.
    Type: Grant
    Filed: July 22, 2003
    Date of Patent: February 7, 2006
    Assignee: Ultra Biotech Limited
    Inventor: Ling Yuk Cheung
  • Patent number: 6989253
    Abstract: The present invention relates to pharmaceutical compositions and dietary supplement comprising yeast cells that can produce a healthful benefit in a subject inflicted with testicular cancer. The biological compositions can be used to retard the growth of testicular cancer cells and/or prolonging the time of survival of the subject. The invention also relates to methods for manufacturing the biological compositions.
    Type: Grant
    Filed: June 11, 2003
    Date of Patent: January 24, 2006
    Assignee: Ultra Biotech Limited
    Inventor: Ling Yuk Cheung
  • Patent number: 6987012
    Abstract: The present invention relates to pharmaceutical compositions and dietary supplement comprising yeast cells that can produce a healthful benefit in a subject inflicted with colorectal cancer. The biological compositions can be used to retard the growth of colorectal cancer cells and/or prolonging the time of survival of the subject. The invention also relates to methods for manufacturing the biological compositions.
    Type: Grant
    Filed: June 11, 2003
    Date of Patent: January 17, 2006
    Assignee: Ultra Biotech Limited
    Inventor: Ling Yuk Cheung
  • Patent number: 6984507
    Abstract: The present invention relates to pharmaceutical compositions and dietary supplement comprising yeast cells that can produce a healthful benefit in a subject inflicted with lung cancer. The biological compositions can be used to retard the growth of lung cancer cells and/or prolonging the time of survival of the subject. The invention also relates to methods for manufacturing the biological compositions.
    Type: Grant
    Filed: June 11, 2003
    Date of Patent: January 10, 2006
    Assignee: Ultra Biotech Limited
    Inventor: Ling Yuk Cheung
  • Patent number: 6984508
    Abstract: The present invention relates to pharmaceutical compositions and dietary supplement comprising yeast cells that can produce a healthful benefit in a subject inflicted with cervical cancer. The biological compositions can be used to retard the growth of cervical cancer cells and/or prolonging the time of survival of the subject. The invention also relates to methods for manufacturing the biological compositions.
    Type: Grant
    Filed: June 11, 2003
    Date of Patent: January 10, 2006
    Assignee: Ultra Biotech Limited
    Inventor: Ling Yuk Cheung
  • Patent number: 6979562
    Abstract: Compositions comprising a plurality of yeast cells, wherein said plurality of yeast cells are characterized by their ability to treat gastroparesis in a subject (e.g., stimulating stomach contraction, reducing abnormal gastric acid and/or pepsin production), as a result of having been cultured in the presence of an alternating electric field having a specific frequency and a specific field strength. Also included are methods of making and using such compositions.
    Type: Grant
    Filed: November 18, 2003
    Date of Patent: December 27, 2005
    Assignee: Ultra Biotech Limited
    Inventor: Ling Yuk Cheung
  • Patent number: 6979444
    Abstract: The present invention provides a method for preparing a biological fertilizer composition that comprises yeast cells and poultry manure. The yeast cells of the invention have an enhanced ability to fix atmospheric nitrogen, decompose phosphorus minerals and compounds, decompose potassium minerals and compounds, decompose complex carbon compounds, overproduce growth factors, overproduce ATP, decompose undesirable chemicals, suppress growth of pathogenic microorganisms, or reduce undesirable odor.
    Type: Grant
    Filed: July 22, 2003
    Date of Patent: December 27, 2005
    Assignee: Ultra Biotech Limited
    Inventor: Ling Yuk Cheung
  • Patent number: 6977168
    Abstract: Compositions comprising a plurality of yeast cells, wherein said plurality of yeast cells are characterized by their ability to treat nephrotic syndrome (e.g., lower urinary protein and increase serum protein) in a subject as a result of having been cultured in the presence of an alternating electric field having a specific frequency and a specific field strength. Also included are methods of making and using such compositions.
    Type: Grant
    Filed: November 18, 2003
    Date of Patent: December 20, 2005
    Assignee: Ultra Biotech Limited
    Inventor: Ling Yuk Cheung
  • Patent number: 6964864
    Abstract: The invention provides compositions comprising a plurality of yeast cells, wherein said plurality of yeast cells are characterized by their ability to ameliorate or prevent gastritis in a mammal, said ability resulting from their having been cultured in the presence of an alternating electric field having a specific frequency and a specific field strength. Also provided are methods of making and using these compositions.
    Type: Grant
    Filed: November 18, 2003
    Date of Patent: November 15, 2005
    Assignee: Ultra Biotech Limited
    Inventor: Ling Yuk Cheung
  • Patent number: 6913914
    Abstract: The invention provides compositions comprising a plurality of yeast cells, wherein said plurality of yeast cells are characterized by their ability to normalize the level of serum glutamate-pyruvate Transaminase (GPT), or reduce serum HBsAg levels in a subject, said ability resulting from their having been cultured in the presence of an alternating electric field having a specific frequency and a specific field strength. Also provided are methods of making and using these compositions.
    Type: Grant
    Filed: November 18, 2003
    Date of Patent: July 5, 2005
    Assignee: Ultra Biotech Limited
    Inventor: Ling Yuk Cheung
  • Patent number: 6913913
    Abstract: Compositions comprising a plurality of yeast cells, wherein said plurality of yeast cells are characterized by their ability to ameliorate renal failure (e.g., improved diuretic effect and/or lowering blood urea nitrogen, proteinuria, and/or serum creatinine levels) in a subject as a result of having been cultured in the presence of an alternating electric field having a specific frequency and a specific field strength. Also included are methods of making and using such compositions.
    Type: Grant
    Filed: November 18, 2003
    Date of Patent: July 5, 2005
    Assignee: Ultra Biotech Limited
    Inventor: Ling Yuk Cheung
  • Publication number: 20040265990
    Abstract: The invention relates to biological compositions that can be used to prevent the spread of pathogenic Escherichia coli infections in the environment. The biological compositions of the invention comprise a plurality of live yeast cells which are capable of limiting or suppressing the growth of pathogenic E. coli O157:H7. The biological compositions can be used for reducing the incidence of infections of animals by pathogenic O157:H7 strains of E. coli in farm operations. The invention also relates to methods for manufacturing the biological compositions, and methods of using the biological compositions.
    Type: Application
    Filed: June 30, 2003
    Publication date: December 30, 2004
    Inventor: Ling Yuk Cheung
  • Publication number: 20040253254
    Abstract: The present invention relates to pharmaceutical compositions and dietary supplement comprising yeast cells that can produce a healthful benefit in a subject inflicted with lung cancer. The biological compositions can be used to retard the growth of lung cancer cells and/or prolonging the time of survival of the subject. The invention also relates to methods for manufacturing the biological compositions.
    Type: Application
    Filed: June 11, 2003
    Publication date: December 16, 2004
    Inventor: Ling Yuk Cheung
  • Publication number: 20040253263
    Abstract: The present invention relates to pharmaceutical compositions and dietary supplement comprising yeast cells that can produce a healthful benefit in a subject inflicted with colorectal cancer. The biological compositions can be used to retard the growth of colorectal cancer cells and/or prolonging the time of survival of the subject. The invention also relates to methods for manufacturing the biological compositions.
    Type: Application
    Filed: June 11, 2003
    Publication date: December 16, 2004
    Inventor: Ling Yuk Cheung
  • Publication number: 20040253268
    Abstract: The present invention relates to pharmaceutical compositions and dietary supplement comprising yeast cells that can produce a healthful benefit in a subject inflicted with uterine cancer. The biological compositions can be used to retard the growth of uterine cancer cells and/or prolonging the time of survival of the subject. The invention also relates to methods for manufacturing the biological compositions.
    Type: Application
    Filed: June 11, 2003
    Publication date: December 16, 2004
    Inventor: Ling Yuk Cheung
  • Publication number: 20040253267
    Abstract: The present invention relates to pharmaceutical compositions and dietary supplement comprising yeast cells that can produce a healthful benefit in a subject inflicted with breast cancer. The biological compositions can be used to retard the growth of breast cancer cells and/or prolonging the time of survival of the subject. The invention also relates to methods for manufacturing the biological compositions.
    Type: Application
    Filed: June 11, 2003
    Publication date: December 16, 2004
    Inventor: Ling Yuk Cheung
  • Publication number: 20040253259
    Abstract: The present invention relates to pharmaceutical compositions and dietary supplement comprising yeast cells that can produce a healthful benefit in a subject inflicted with kidney cancer. The biological compositions can be used to retard the growth of kidney cancer cells and/or prolonging the time of survival of the subject. The invention also relates to methods for manufacturing the biological compositions.
    Type: Application
    Filed: June 11, 2003
    Publication date: December 16, 2004
    Inventor: Ling Yuk Cheung