Patents by Inventor Wing-Kee Philip Cho

Wing-Kee Philip Cho 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: 20150283121
    Abstract: Pharmaceutical formulations containing a salt of (5S,8S)-8-[{(1R)-1-(3,5-Bis-(trifluoromethyl)phenyl)-ethoxy}-methyl]-8-phenyl-1,7-diazaspiro[4.5]decan-2-one, represented by Formula I, which are suitable for forming into a tablet dosage form, as well as tablet dosage forms are disclosed. Disclosed also are methods of treatment utilizing such dosage forms.
    Type: Application
    Filed: November 13, 2014
    Publication date: October 8, 2015
    Inventors: Zhihui Qiu, Wing-Kee Philip Cho, Na Zhao, Victor Ming-She Wong
  • Patent number: 8420122
    Abstract: The present invention provides a method of continuous precipitation and isolation of an amorphous solid particulate form of 3-[2-(3-tert-Butyl-ureido)-3,3-dimethyl-butyryl]-6,6-dimethyl-3-aza-bicyclo[3.1.0]hexane-2-carboxylic acid (2-carbamoyl-1-cyclobutylmethyl-2-oxo-ethyl)-amide having controlled physical properties. The present invention provides also pharmaceutical formulations comprising the precipitated compound.
    Type: Grant
    Filed: April 8, 2008
    Date of Patent: April 16, 2013
    Assignee: Merck Sharp & Dohme Corp.
    Inventors: Dimitrios Zarkadas, Vincenzo Liotta, Christopher Stanley Pridgen, Wing-Kee Philip Cho, Zhihui Qiu
  • Patent number: 8361500
    Abstract: Pharmaceutical formulations containing a salt of (5S,8S)-8-[{(1R)-1-(3,5-Bis-(trifluoromethyl)phenyl)-ethoxy}-methyl]-8-phenyl-1,7-diazaspiro[4.5]decan-2-one, represented by Formula I, which are suitable for forming into a tablet dosage form, as well as tablet dosage forms are disclosed. Disclosed also are methods of treatment utilizing such dosage forms.
    Type: Grant
    Filed: March 20, 2008
    Date of Patent: January 29, 2013
    Assignee: Opko Health, Inc.
    Inventors: Zhihui Qiu, Wing-Kee Philip Cho, Na Zhao, Victor Ming-she Wong
  • Publication number: 20120294935
    Abstract: The present invention provides a method of continuous precipitation and isolation of an amorphous solid particulate form of 3-[2-(3-tert-Butyl-ureido)-3,3-dimethyl-butyryl]-6,6-dimethyl-3-aza-bicyclo[3.1.0]hexane-2-carboxylic acid (2-carbamoyl-1-cyclobutylmethyl-2-oxo-ethyl)-amide having controlled physical properties. The present invention provides also pharmaceutical formulations comprising the precipitated compound.
    Type: Application
    Filed: May 25, 2012
    Publication date: November 22, 2012
    Inventors: Dimitrios Zarkadas, Vincenzo Liotta, Christopher Stanley Pridgen, Wing-Kee Philip Cho, Zhihui Qiu
  • Patent number: 8187630
    Abstract: A bilayer solid composition comprising (a) an immediate release first layer comprising an anti-allergic effective amount of desloratadine and at least one pharmaceutically acceptable excipient and (b) a sustained release second layer comprising an effective amount of a nasal decongestant, e.g. pseudoephedrine sulfate and a pharmaceutically acceptable sustained release agent wherein the composition contains less than about 2% of desloratadine decomposition products is disclosed. A solid composition comprising an anti-allergic effective amount of desloratadine and at least one, and preferably two pharmaceutically acceptable antioxidants is also disclosed.
    Type: Grant
    Filed: October 2, 2009
    Date of Patent: May 29, 2012
    Assignee: Schering-Plough Corporation
    Inventor: Wing-Kee Philip Cho
  • Patent number: 7772178
    Abstract: Pharmaceutical formulations containing at least one compound of Formulae I-XXVI herein and at least one surfactant. Pharmaceutically acceptable carriers and excipients may also be included in the formulations. The formulations of the present invention are suited for use in single unit dosages.
    Type: Grant
    Filed: May 31, 2006
    Date of Patent: August 10, 2010
    Assignee: Schering Corporation
    Inventors: Bruce A. Malcolm, Prudence K. Bradley, Anastasia Pavlovsky, Wing-Kee Philip Cho, Zhihui Qiu
  • Patent number: 7718643
    Abstract: The instant invention provides a pharmaceutical composition comprised of a cholesterol absorption inhibitor and an HMG-CoA reductase inhibitor, one or more anti-oxidants, microcrystalline cellulose, hydroxypropyl methylcellulose, magnesium stearate and lactose. The composition need not contain ascorbic acid in order to obtain desirable stability.
    Type: Grant
    Filed: May 26, 2009
    Date of Patent: May 18, 2010
    Assignee: Schering Corporation
    Inventor: Wing-Kee Philip Cho
  • Publication number: 20100104637
    Abstract: Pharmaceutical formulations containing a salt of (5S,8S)-8-[{(1R)-1-(3,5-Bis-(trifluoromethyl)phenyl)-ethoxy}-methyl]-8-phenyl-1,7-diazaspiro[4.5]decan-2-one, represented by Formula I, which are suitable for forming into a tablet dosage form, as well as tablet dosage forms are disclosed. Disclosed also are methods of treatment utilizing such dosage forms.
    Type: Application
    Filed: March 20, 2008
    Publication date: April 29, 2010
    Inventors: Zhihui Qiu, Wing-Kee Philip Cho, Na Zhao, Victor Ming-She Wong
  • Publication number: 20100021542
    Abstract: A bilayer solid composition comprising (a) an immediate release first layer comprising an anti-allergic effective amount of desloratadine and at least one pharmaceutically acceptable excipient and (b) a sustained release second layer comprising an effective amount of a nasal decongestant, e.g. pseudoephedrine sulfate and a pharmaceutically acceptable sustained release agent wherein the composition contains less than about 2% of desloratadine decomposition products is disclosed. A solid composition comprising an anti-allergic effective amount of desloratadine and at least one, and preferably two pharmaceutically acceptable antioxidants is also disclosed.
    Type: Application
    Filed: October 2, 2009
    Publication date: January 28, 2010
    Applicant: Schering Corporation
    Inventor: Wing-Kee Philip Cho
  • Patent number: 7618649
    Abstract: A bilayer solid composition comprising (a) an immediate release first layer comprising an anti-allergic effective amount of desloratadine and at least one pharmaceutically acceptable excipient and (b) a sustained release second layer comprising an effective amount of a nasal decongestant, e.g. pseudoephedrine sulfate and a pharmaceutically acceptable sustained release agent wherein the composition contains less than about 2% of desloratadine decomposition products is disclosed. A solid composition comprising an anti-allergic effective amount of desloratadine and at least one, and preferably two pharmaceutically acceptable antioxidants is also disclosed.
    Type: Grant
    Filed: November 3, 2003
    Date of Patent: November 17, 2009
    Assignee: Schering Corporation
    Inventor: Wing-Kee Philip Cho
  • Patent number: 7612058
    Abstract: The present invention provides compositions, therapeutic combinations and methods including: (a) at least one peroxisome proliferator-activated receptor activator; and (b) at least one substituted azetidinone or substituted ?-lactam sterol absorption inhibitor which can be useful for treating vascular conditions, diabetes, obesity and lowering plasma levels of sterols.
    Type: Grant
    Filed: November 29, 2004
    Date of Patent: November 3, 2009
    Assignee: Schering Corporation
    Inventor: Wing-Kee Philip Cho
  • Publication number: 20090253675
    Abstract: The instant invention provides a pharmaceutical composition comprised of a cholesterol absorption inhibitor and an HMG-CoA reductase inhibitor, one or more anti-oxidants, microcrystalline cellulose, hydroxypropyl methylcellulose, magnesium stearate and lactose. The composition need not contain ascorbic acid in order to obtain desirable stability.
    Type: Application
    Filed: May 26, 2009
    Publication date: October 8, 2009
    Inventor: Wing-Kee Philip Cho
  • Publication number: 20080275020
    Abstract: The instant invention provides a pharmaceutical composition comprised of a cholesterol absorption inhibitor and an HMG-CoA reductase inhibitor, one or more anti-oxidants, microcrystalline cellulose, hydroxypropyl methylcellulose, magnesium stearate and lactose. The composition need not contain ascorbic acid in order to obtain desirable stability.
    Type: Application
    Filed: March 12, 2008
    Publication date: November 6, 2008
    Inventors: William D. Moore, Shaun Fitzpatrick, Christian Seiler, Robert Saklatvala, Catherine R. Petts, Wing-Kee Philip Cho
  • Publication number: 20080254128
    Abstract: The present invention provides a method of continuous precipitation and isolation of an amorphous solid particulate form of 3-[2-(3-tert-Butyl-ureido)-3,3-dimethyl-butyryl]-6,6-dimethyl-3-aza-bicyclo[3.1.0]hexane-2-carboxylic acid (2-carbamoyl-1-cyclobutylmethyl-2-oxo-ethyl)-amide having controlled physical properties. The present invention provides also pharmaceutical formulations comprising the precipitated compound.
    Type: Application
    Filed: April 8, 2008
    Publication date: October 16, 2008
    Inventors: Dimitrios Zarkadas, Vincenzo Liotta, Christopher Stanley Pridgen, Wing-kee Philip Cho, Zhihui Qiu
  • Publication number: 20080193518
    Abstract: The present invention provides a method of continuous precipitation and isolation of an amorphous solid particulate form of 3-[2-(3-tert-Butyl-ureido)-3,3-dimethyl-butyryl]-6,6-dimethyl-3-aza-bicyclo[3.1.0]hexane-2-carboxylic acid (2-carbamoyl-1-cyclobutylmethyl-2-oxo-ethyl)-amide having controlled physical properties. The present invention provides also pharmaceutical formulations comprising the precipitated compound.
    Type: Application
    Filed: April 26, 2007
    Publication date: August 14, 2008
    Inventors: Dimitrios Zarkadas, Vincenzo Liotta, Christopher Stanley Pridgen, Wing-Kee Philip Cho, Zhihui Qiu
  • Patent number: 7030106
    Abstract: The present invention provides compositions, therapeutic combinations and methods including: (a) at least one peroxisome proliferator-activated receptor activator; and (b) at least one substituted azetidinone or substituted ?-lactam sterol absorption inhibitor which can be useful for treating vascular conditions, diabetes, obesity and lowering plasma levels of sterols.
    Type: Grant
    Filed: May 1, 2002
    Date of Patent: April 18, 2006
    Assignee: Schering Corporation
    Inventor: Wing-Kee Philip Cho
  • Publication number: 20040126423
    Abstract: The instant invention provides a pharmaceutical composition comprised of a cholesterol absorption inhibitor and an HMG-CoA reductase inhibitor, one or more anti-oxidants, microcrystalline cellulose, hydroxypropyl methylcellulose, magnesium stearate and lactose. The composition need not contain ascorbic acid in order to obtain desirable stability.
    Type: Application
    Filed: July 22, 2003
    Publication date: July 1, 2004
    Inventors: William D. Moore, Shaun Fitzpatrick, Christian Seiler, Robert Saklatvala, Catherine R. Petts, Wing-Kee Philip Cho
  • Publication number: 20040097536
    Abstract: A bilayer solid composition comprising (a) an immediate release first layer comprising an anti-allergic effective amount of desloratadine and at least one pharmaceutically acceptable excipient and (b) a sustained release second layer comprising an effective amount of a nasal decongestant, e.g. pseudoephedrine sulfate and a pharmaceutically acceptable sustained release agent wherein the composition contains less than about 2% of desloratadine decomposition products is disclosed. A solid composition comprising an anti-allergic effective amount of desloratadine and at least one, and preferably two pharmaceutically acceptable antioxidants is also disclosed.
    Type: Application
    Filed: November 3, 2003
    Publication date: May 20, 2004
    Applicant: SCHERING CORPORATION
    Inventor: Wing-Kee Philip Cho
  • Patent number: 6709676
    Abstract: A bilayer solid composition comprising (a) an immediate release first layer comprising an anti-allergic effective amount of desloratadine and at least one pharmaceutically acceptable excipient and (b) a sustained release second layer comprising an effective amount of a nasal decongestant, e.g. pseudoephedrine sulfate and a pharmaceutically acceptable sustained release agent wherein the composition contains less than about 2% of desloratadine decomposition products is disclosed. A solid composition comprising an anti-allergic effective amount of desloratadine and at least one, and preferably two pharmaceutically acceptable antioxidants is also disclosed.
    Type: Grant
    Filed: June 19, 2002
    Date of Patent: March 23, 2004
    Assignee: Schering Corporation
    Inventor: Wing-Kee Philip Cho
  • Publication number: 20030031713
    Abstract: A bilayer solid composition comprising (a) an immediate release first layer comprising an anti-allergic effective amount of desloratadine and at least one pharmaceutically acceptable excipient and (b) a sustained release second layer comprising an effective amount of a nasal decongestant, e.g. pseudoephedrine sulfate and a pharmaceutically acceptable sustained release agent wherein the composition contains less than about 2% of desloratadine decomposition products is disclosed. A solid composition comprising an anti-allergic effective amount of desloratadine and at least one, and preferably two pharmaceutically acceptable antioxidants is also disclosed.
    Type: Application
    Filed: June 19, 2002
    Publication date: February 13, 2003
    Applicant: SCHERING CORPORATION
    Inventor: Wing-Kee Philip Cho