Patents by Inventor Xingong Li

Xingong Li 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).

  • Publication number: 20140314835
    Abstract: Provided are lipid antiinfective formulations substantially free of anionic lipids with a lipid to antiinfective ratio is about 1:1 to about 4:1, and a mean average diameter of less than about 1 ?m. Also provided is a method of preparing a lipid antiinfective formulation comprising an infusion process. Also provided are lipid antiinfective formulations wherein the lipid to drug ratio is about 1:1 or less, about 0.75:1 or less, or about 0.50:1 or less prepared by an in line fusion process. The present invention also relates to a method of treating a patient with a pulmonary infection comprising administering to the patient a therapeutically effective amount of a lipid antiinfective formulation of the present invention. The present invention also relates to a method of treating a patient for cystic fibrosis comprising administering to the patient a therapeutically effective amount of a lipid antiinfective formulation of the present invention.
    Type: Application
    Filed: June 30, 2014
    Publication date: October 23, 2014
    Inventors: Lawrence T. Boni, Brian S. Miller, Vladimir Malinin, Xingong Li
  • Patent number: 8802137
    Abstract: Provided are lipid antiinfective formulations substantially free of anionic lipids with a lipid to antiinfective ratio is about 1:1 to about 4:1, and a mean average diameter of less than about 1 ?m. Also provided is a method of preparing a lipid antiinfective formulation comprising an infusion process. Also provided are lipid antiinfective formulations wherein the lipid to drug ratio is about 1:1 or less, about 0.75:1 or less, or about 0.50:1 or less prepared by an in line fusion process. The present invention also relates to a method of treating a patient with a pulmonary infection comprising administering to the patient a therapeutically effective amount of a lipid antiinfective formulation of the present invention. The present invention also relates to a method of treating a patient for cystic fibrosis comprising administering to the patient a therapeutically effective amount of a lipid antiinfective formulation of the present invention.
    Type: Grant
    Filed: March 29, 2010
    Date of Patent: August 12, 2014
    Assignee: Insmed Incorporated
    Inventors: Lawrence T. Boni, Brian S. Miller, Vladimir Malinin, Xingong Li
  • Publication number: 20110159079
    Abstract: Provided is a method of preparing lipid based drug formulations with low lipid/drug ratios using coacervation techniques. Also provided are methods of delivering such lipid based drug formulations at high delivery rates, and methods of treating patients with pulmonary diseases comprising administering such lipid based drug formulations.
    Type: Application
    Filed: January 3, 2011
    Publication date: June 30, 2011
    Inventors: Zhili Li, Lawrence T. Boni, Brian S. Miller, Vladimir Malinin, Xingong Li
  • Patent number: 7879351
    Abstract: Provided is a method of preparing lipid based drug formulations with low lipid/drug ratios using coacervation techniques. Also provided are methods of delivering such lipid based drug formulations at high delivery rates, and methods of treating patients with pulmonary diseases comprising administering such lipid based drug formulations.
    Type: Grant
    Filed: April 6, 2006
    Date of Patent: February 1, 2011
    Assignee: Transave, Inc.
    Inventors: Zhili Li, Lawrence T. Boni, Brian S. Miller, Vladimir Malinin, Xingong Li
  • Publication number: 20100260829
    Abstract: Provided are lipid antiinfective formulations substantially free of anionic lipids with a lipid to antiinfective ratio is about 1:1 to about 4:1, and a mean average diameter of less than about 1 ?m. Also provided is a method of preparing a lipid antiinfective formulation comprising an infusion process. Also provided are lipid antiinfective formulations wherein the lipid to drug ratio is about 1:1 or less, about 0.75:1 or less, or about 0.50:1 or less prepared by an in line fusion process. The present invention also relates to a method of treating a patient with a pulmonary infection comprising administering to the patient a therapeutically effective amount of a lipid antiinfective formulation of the present invention. The present invention also relates to a method of treating a patient for cystic fibrosis comprising administering to the patient a therapeutically effective amount of a lipid antiinfective formulation of the present invention.
    Type: Application
    Filed: March 29, 2010
    Publication date: October 14, 2010
    Applicant: Transave, Inc.
    Inventors: Lawrence Boni, Brian S. Miller, Vladimir Malinin, Xingong Li
  • Patent number: 7718189
    Abstract: Provided are lipid antiinfective formulations substantially free of anionic lipids with a lipid to antiinfective ratio is about 1:1 to about 4:1, and a mean average diameter of less than about 1 ?m. Also provided is a method of preparing a lipid antiinfective formulation comprising an infusion process. Also provided are lipid antiinfective formulations wherein the lipid to drug ratio is about 1:1 or less, about 0.75:1 or less, or about 0.50:1 or less prepared by an in line fusion process. The present invention also relates to a method of treating a patient with a pulmonary infection comprising administering to the patient a therapeutically effective amount of a lipid antiinfective formulation of the present invention. The present invention also relates to a method of treating a patient for cystic fibrosis comprising administering to the patient a therapeutically effective amount of a lipid antiinfective formulation of the present invention.
    Type: Grant
    Filed: July 19, 2005
    Date of Patent: May 18, 2010
    Assignee: Transave, Inc.
    Inventors: Lawrence T. Boni, Brian S. Miller, Vladimir Malinin, Xingong Li
  • Publication number: 20090191259
    Abstract: The present invention concerns a method for preparing liposomes, said method comprising the following steps: (I) mixing at least one liposome-forming lipid, a water-miscible organic solvent and aqueous medium Y to form a gel or liquid containing gel particles without sonication; and thereafter (II) (a) mixing the gel or liquid containing gel particles with aqueous medium Z1 to directly form the liposomes; (b) (i) mixing the gel or liquid containing gel particles with aqueous medium Z1 to form a curd or curdy substance; and (ii) mixing the curd or curdy substance with aqueous medium Z2 to directly form the liposomes; or (c) (i) cooling the gel or liquid containing gel particles to form a waxy substance; and (ii) mixing the waxy substance with aqueous medium Z1 to directly form the liposomes; wherein aqueous media Y, Z1 and Z2 are the same or different.
    Type: Application
    Filed: January 8, 2003
    Publication date: July 30, 2009
    Applicant: TRANSAVE, INC.
    Inventors: Xingong Li, Tong Shangguan, Alla Polozova, Paul R. Meers, Walter R. Perkins
  • Publication number: 20090105126
    Abstract: The present disclosure relates in part to methods of treating and prevention of pulmonary disorders in a subject in need thereof comprising administering to the subject a liposomal vancomycin compositions having low lipid to drug ratios and high concentration of vancomycin.
    Type: Application
    Filed: October 23, 2008
    Publication date: April 23, 2009
    Inventors: Xingong Li, Walter R. Perkins, Anthony Scotto, Mary E. Neville
  • Publication number: 20090104257
    Abstract: The present disclosure relates in part to liposomal vancomycin compositions having low lipid to drug ratios and high concentration of vancomycin. The present disclosure also relates in part to methods of making such compositions.
    Type: Application
    Filed: October 23, 2008
    Publication date: April 23, 2009
    Inventors: Xingong Li, Walter R. Perkins
  • Publication number: 20070077290
    Abstract: Provided is a method of preparing lipid based drug formulations with low lipid/drug ratios using coacervation techniques. Also provided are methods of delivering such lipid based drug formulations at high delivery rates, and methods of treating patients with pulmonary diseases comprising administering such lipid based drug formulations.
    Type: Application
    Filed: April 6, 2006
    Publication date: April 5, 2007
    Applicant: Transave, Inc.
    Inventors: Zhili Li, Lawrence Boni, Brian Miller, Vladimir Malinin, Xingong Li
  • Publication number: 20060073198
    Abstract: Provided are lipid antiinfective formulations substantially free of anionic lipids with a lipid to antiinfective ratio is about 1:1 to about 4:1, and a mean average diameter of less than about 1 ?m. Also provided is a method of preparing a lipid antiinfective formulation comprising an infusion process. Also provided are lipid antiinfective formulations wherein the lipid to drug ratio is about 1:1 or less, about 0.75:1 or less, or about 0.50:1 or less prepared by an in line fusion process. The present invention also relates to a method of treating a patient with a pulmonary infection comprising administering to the patient a therapeutically effective amount of a lipid antiinfective formulation of the present invention. The present invention also relates to a method of treating a patient for cystic fibrosis comprising administering to the patient a therapeutically effective amount of a lipid antiinfective formulation of the present invention.
    Type: Application
    Filed: July 19, 2005
    Publication date: April 6, 2006
    Applicant: Transave, Inc.
    Inventors: Lawrence Boni, Brian Miller, Vladimir Malinin, Xingong Li
  • Publication number: 20060062839
    Abstract: A method for preparing liposomes containing at least one biologically active substance encapsulated therein under mild conditions comprises the following steps: (A) providing liposomes, wherein the liposomes are prepared by a method other than the instant method; (B) mixing the product of step (A) with a water-miscible organic solvent to form a gel or a liquid containing gel particles; and thereafter (C) (a) mixing the gel or liquid containing gel particles with aqueous medium V to directly form the liposomes containing the at least one biologically active substance encapsulated therein, (b) (i) mixing the gel or liquid containing gel particles with aqueous medium V to form a curd or curdy substance; and (ii) mixing the curd or curdy substance with aqueous medium W to directly form the liposomes containing the at least one biologically active substance encapsulated therein, or (c) (i) cooling the gel or liquid containing gel particles to form a waxy substance; and (ii) mixing the waxy substance with aqueous m
    Type: Application
    Filed: January 8, 2003
    Publication date: March 23, 2006
    Applicant: Elan Pharmaceuticals, Inc.
    Inventors: Alla Polozova, Xingong Li, Walter Perkins
  • Publication number: 20060058249
    Abstract: A method for preparing liposomes containing at least one nucleic acid encapsulated therein comprising the following steps: (A) mixing a gel or a liquid containing gel particles with aqueous medium Z1 to directly form the liposomes containing the at least one nucleic acid encapsulated therein; (B)(i) mixing a gel or a liquid containing gel particles with aqueous medium Z1 to form a curd or curdy substance; and (ii) mixing the curd or curdy substance with aqueous medium Z2 to directly form the liposomes containing the at least one nucleic acid encapsulated therein; or (C)(i) cooling a gel or a liquid containing gel particles to form a waxy substance; and (ii) mixing the waxy substance with aqueous medium Z1 to directly form the liposomes containing the at least one nucleic acid encapsulated therein; wherein said gel or liquid containing gel particles comprises at least one liposome-forming lipid, at least one fusogenic lipid, a water-miscible organic solvent and the at least one nucleic acid; wherein an amount
    Type: Application
    Filed: January 8, 2003
    Publication date: March 16, 2006
    Inventors: Shangguan Tong, Xingong Li, Paul Meers, Walter Perkins
  • Patent number: 6500461
    Abstract: This invention provides vehicles capable of delivering high concentrations of poorly hydrophilic/poorly lipophilic compounds to animals, by combining compounds having biocompatible hydrophobic domains with conjugates having both hydrophobic and hydrophilic regions. Such formulations are suitable for a number of uses in animals, particularly the administration thereto of high concentrations of therapeutically useful compound, without an undue level of side effects.
    Type: Grant
    Filed: May 19, 1999
    Date of Patent: December 31, 2002
    Assignee: The Liposome Company
    Inventors: Walter Perkins, Xingong Li, Donald Hirsh, Eric Mayhew, Imran Ahmad, Shaukat Ali, Andrew Janoff
  • Publication number: 20020034536
    Abstract: This invention provides vehicles capable of delivering high concentrations of poorly hydrophilic/poorly lipophilic compounds to animals, by combining compounds having biocompatible hydrophobic domains with conjugates having both hydrophobic and hydrophilic regions. Such formulations are suitable for a number of uses in animals, particularly the administration thereto of high concentrations of therapeutically useful compound, without an undue level of side effects.
    Type: Application
    Filed: May 19, 1999
    Publication date: March 21, 2002
    Inventors: WALTER PERKINS, XINGONG LI, DONALD HIRSH, ERIC MAYHEW, IMRAN AHMAD, SHAUKAT ALI, ANDREW JANOFF