Patents by Inventor Tiejun Diao

Tiejun Diao 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).

  • Granular compositions of magnesium oxide and citric acid and uses thereof
    Patent number: 8481083
    Abstract: Compositions are provided that are useful for the preparation of a medicament. The compositions comprise granules having a layer of sodium picosulphate coated on potassium bicarbonate. Additional granules having a layer of magnesium oxide coated on a core of citric acid are also provided. The two types of granules may be combined to obtain mixtures (preferably homogeneous or substantially homogeneous mixtures) of the two types of granules, which are useful, e.g., as pharmaceutical compositions.
    Type: Grant
    Filed: October 10, 2008
    Date of Patent: July 9, 2013
    Assignee: Ferring International Center S.A.
    Inventors: Haijun Xu, Tiejun Diao
  • Granular compositions of sodium picosulphate and potassium bicarbonate and uses thereof
    Patent number: 8450338
    Abstract: Compositions are provided that are useful for the preparation of a medicament. The compositions comprise granules having a layer of sodium picosulphate coated on potassium bicarbonate. Additional granules having a layer of magnesium oxide coated on a core of citric acid are also provided. The two types of granules may be combined to obtain mixtures (preferably homogeneous or substantially homogeneous mixtures) of the two types of granules, which are useful, e.g., as pharmaceutical compositions.
    Type: Grant
    Filed: September 27, 2011
    Date of Patent: May 28, 2013
    Assignee: Ferring International Center S.A.
    Inventors: Haijun Xu, Tiejun Diao
  • Process For The Manufacture Of A Pharmaceutical Product
    Publication number: 20120015036
    Abstract: A process for the preparation of a pharmaceutical composition comprising a homogeneous or substantially homogeneous mixture of citric acid, magnesium oxide, potassium bicarbonate and sodium picosulphate and, optionally, saccharin sodium and/or orange flavor; products, intermediate products, and uses thereof.
    Type: Application
    Filed: September 27, 2011
    Publication date: January 19, 2012
    Applicant: FERRING INTERNATIONAL CENTER S.A.
    Inventors: Haijun Xu, Tiejun Diao
  • PROCESS FOR THE MANUFACTURE OF A PHARMACEUTICAL PRODUCT
    Publication number: 20110104285
    Abstract: A process for the preparation of a pharmaceutical composition comprising a homogeneous or substantially homogeneous mixture of citric acid, magnesium oxide, potassium bicarbonate and sodium picosulphate and, optionally, saccharin sodium and/or orange flavour; products, intermediate products, and uses thereof.
    Type: Application
    Filed: October 10, 2008
    Publication date: May 5, 2011
    Applicant: FERRING INTERNATIONAL CENTER S.A.
    Inventors: Haijun Xu, Tiejun Diao
  • PHARMACEUTICAL COMPOSITION
    Publication number: 20110015268
    Abstract: A pharmaceutical composition comprising a docusate; an osmotic laxative; and a benzoate.
    Type: Application
    Filed: December 5, 2008
    Publication date: January 20, 2011
    Applicant: FERRING INTERNATIONAL CENTER S.A.
    Inventors: Haijun Xu, Tiejun Diao