Patents by Inventor San-Laung Chow

San-Laung Chow 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: 9427420
    Abstract: Embodiments disclosed herein generally relate to acamprosate formulations, methods of use of the formulations, to methods of using the formulations in combination with at least one other medication, and to combination products and compositions comprising the formulations and at least one other medication, such as neuroleptic (antipsychotic) and/or antidepressant drugs.
    Type: Grant
    Filed: June 5, 2014
    Date of Patent: August 30, 2016
    Assignee: Synchroneuron, Inc.
    Inventors: Barry S. Fogel, William D. Kerns, Kei-Lai Fong, San-Laung Chow, Edward Lin, David Wong
  • Publication number: 20160101075
    Abstract: Embodiments disclosed herein generally relate to acamprosate formulations, methods of use of the formulations, to methods of using the formulations optionally in combination with at least one other medication, and to combination products and compositions comprising acamprosate and at least one other medication, such as neuroleptic (antipsychotic) and/or antidepressant drugs.
    Type: Application
    Filed: June 5, 2014
    Publication date: April 14, 2016
    Applicant: SYNCHRONEURON, INC.
    Inventors: Barry S. Fogel, William D. Kerns, Kei-Lai Fong, San-Laung Chow, David Wong, Edward Lin
  • Publication number: 20150250746
    Abstract: Embodiments disclosed herein generally relate to acamprosate formulations, methods of use of the formulations, to methods of using the formulations in combination with at least one other medication, and to combination products and compositions comprising the formulations and at least one other medication, such as neuroleptic (antipsychotic) and/or antidepressant drugs.
    Type: Application
    Filed: May 21, 2015
    Publication date: September 10, 2015
    Inventors: Barry S. Fogel, William D. Kerns, Kei-Lai Fong, San-Laung Chow, David Wong, Edward Lin
  • Publication number: 20150119383
    Abstract: Embodiments disclosed herein generally relate to acamprosate formulations, methods of use of the formulations, to methods of using the formulations in combination with at least one other medication, and to combination products and compositions comprising the formulations and at least one other medication, such as neuroleptic (antipsychotic) and/or antidepressant drugs.
    Type: Application
    Filed: June 5, 2014
    Publication date: April 30, 2015
    Inventors: Barry S. Fogel, William D. Kerns, Kei-Lai Fong, San-Laung Chow, Edward Lin, David Wong
  • Patent number: 8617601
    Abstract: Embodiments of the invention generally provide pharmaceutical drug compositions, methods of preparing oral drug compositions, such as extended release dosage compositions, and methods for treating antidepressant or smoking cessation. In one aspect, the invention provides a pharmaceutical formulation comprising a core, including bupropion and its salt derivatives, and a coating. The coating may include from about 5% to about 99% by weight of the coating of a pharmaceutically acceptable pH-independent polymer. The coating may further include from about 0.001% to about 30% by weight of the coating of a surfactant. In another aspect, the invention provides methods for preparing and administering a pharmaceutical composition in oral dosage form, such as a tablet.
    Type: Grant
    Filed: October 8, 2010
    Date of Patent: December 31, 2013
    Assignee: Biokey, Inc.
    Inventors: San-Laung Chow, David Wong, Damian Garcia
  • Patent number: 8586085
    Abstract: Embodiments of the invention generally provide pharmaceutical drug compositions, methods of preparing oral drug compositions, such as extended release dosage compositions, and methods for treating antidepressant or smoking cessation. In one aspect, the invention provides a pharmaceutical formulation comprising a core, including bupropion and its salt derivatives, and a coating. The coating may include from about 5% to about 99% by weight of the coating of a pharmaceutically acceptable pH-independent polymer. The coating may further include from about 0.001% to about 30% by weight of the coating of a surfactant. In another aspect, the invention provides methods for preparing and administering a pharmaceutical composition in oral dosage form, such as a tablet.
    Type: Grant
    Filed: November 3, 2005
    Date of Patent: November 19, 2013
    Assignee: Biokey, Inc.
    Inventors: San-Laung Chow, David Wong, Damian Garcia
  • Publication number: 20110165236
    Abstract: Embodiments of the invention generally provide pharmaceutical drug compositions, methods of preparing oral drug compositions, such as controlled release dosage compositions for hydrophobic active ingredients. In one aspect, the invention provides a pharmaceutical formulation comprising a therapeutically effective amount of a hydrophobic drug, an adjustable ratio of a non-cross linked hydrogel polymer and a non-gelling insoluble polymer. One example is a controlled release pharmaceutical composition which includes 1% to 80% of a therapeutically amount of cilostazol, 4% to 80% of a water-swelling hydrogel polymer, and 4% to 80% of a non-gelling insoluble polymer. In another aspect, a constant release profile of the pharmaceutical formulation is obtained. In another aspect, a zero degree release profile of the pharmaceutical formulation is obtained. Further, a method for treating intermittent claudication using the pharmaceutical formulation is provided.
    Type: Application
    Filed: February 22, 2011
    Publication date: July 7, 2011
    Applicant: BIOKEY, INC.
    Inventors: San-Laung Chow, David Wong
  • Publication number: 20110052688
    Abstract: A solid dispersion extended release tablet composition is provided. The composition comprises fluvastatin sodium and a polymer, wherein molecules of the fluvastatin sodium are separate from one another and dispersed in the polymer, and wherein the composition displays two distinct peaks at about 3.5 and 20.4.degrees 2? of X-ray diffraction.
    Type: Application
    Filed: October 19, 2010
    Publication date: March 3, 2011
    Inventors: San-Laung Chow, David Wong, Edward Lin
  • Publication number: 20110020446
    Abstract: Embodiments of the invention generally provide pharmaceutical drug compositions, methods of preparing oral drug compositions, such as extended release dosage compositions, and methods for treating antidepressant or smoking cessation. In one aspect, the invention provides a pharmaceutical formulation comprising a core, including bupropion and its salt derivatives, and a coating. The coating may include from about 5% to about 99% by weight of the coating of a pharmaceutically acceptable pH-independent polymer. The coating may further include from about 0.001% to about 30% by weight of the coating of a surfactant. In another aspect, the invention provides methods for preparing and administering a pharmaceutical composition in oral dosage form, such as a tablet.
    Type: Application
    Filed: October 8, 2010
    Publication date: January 27, 2011
    Inventors: San-Laung Chow, David Wong, Damian Garcia
  • Publication number: 20100239681
    Abstract: A pharmaceutical composition. The composition has a plurality of controlled release particulates. Each particulate includes a coating layer and a core partially coated with the coating layer, in which the core contains a water-insoluble drug 5-80 wt. % and a first polymer 0.2-80 wt. % and the coating layer contains the water-insoluble drug 0-50 wt. % and a second polymer 0.2-50 wt. %. Each of the first and second polymers, independently, is a water-insoluble polymer, an enteric polymer, or a combination thereof. A method of making the composition is also disclosed herein.
    Type: Application
    Filed: March 20, 2009
    Publication date: September 23, 2010
    Applicant: Biokey, Inc.
    Inventors: David Wong, Xiufang Cheng, San-Laung Chow
  • Publication number: 20080146534
    Abstract: Methods and compositions enable treating atherosclerosis and atherosclerotic related diseases and/or lowering the risk of developing atherosclerosis related diseases. The composition includes an antilipemic agent combined with a vasodilator and/or an inhibitor of platelet aggregation for treating cardiovascular and cerebrovascular related diseases. In one embodiment, a pharmaceutical composition includes ezetimibe and cilostazol and is administered to treat patients suffering from cardiovascular and cerebrovascular related diseases and/or offer protection to those at risk to develop atherosclerosis and related diseases.
    Type: Application
    Filed: December 14, 2007
    Publication date: June 19, 2008
    Inventors: San-Laung Chow, David Wong
  • Publication number: 20080132560
    Abstract: A solid dispersion composition containing fluvastatin and a polymer is provided. Optionally, a surfactant is included. The fluvastatin appears to be amorphous and the solid dispersion composition enables fluvastatin to be constantly released over a time period.
    Type: Application
    Filed: November 20, 2007
    Publication date: June 5, 2008
    Inventors: San-Laung Chow, David Wong, Edward Lin
  • Publication number: 20080075785
    Abstract: Embodiments of the invention generally provide pharmaceutical drug compositions, methods of preparing oral drug compositions, such as controlled release dosage compositions for hydrophobic active ingredients. In one aspect, the invention provides a pharmaceutical formulation comprising a therapeutically effective amount of a hydrophobic drug, an adjustable ratio of a non-cross linked hydrogel polymer and a non-gelling insoluble polymer. One example is a controlled release pharmaceutical composition which includes 1% to 80% of a therapeutically amount of cilostazol, 4% to 80% of a water-swelling hydrogel polymer, and 4% to 80% of a non-gelling insoluble polymer. In another aspect, a constant release profile of the pharmaceutical formulation is obtained. In another aspect, a zero degree release profile of the pharmaceutical formulation is obtained. Further, a method for treating intermittent claudication using the pharmaceutical formulation is provided.
    Type: Application
    Filed: June 29, 2007
    Publication date: March 27, 2008
    Inventors: San-Laung CHOW, David Wong, Damian Garcia
  • Patent number: 7063862
    Abstract: Embodiments of the invention generally provide pharmaceutical drug compositions, methods of preparing oral drug compositions, such as extended release dosage compositions, and methods for treating infection. More particularly, the invention relates to formulations containing a drug and a carrier material. In one aspect, the invention provides a pharmaceutical formulation including a therapeutically active agent, from about 0.1% to about 4.9% by weight of a pharmaceutically acceptable polymer, and from about 0.1% to about 30% by weight of a pharmaceutically acceptable acid, wherein the pharmaceutical composition have a zero order release profile of the therapeutically active agent. In another aspect, the invention provides methods for preparing and administering a pharmaceutical antibiotic composition in oral dosage form, such as a tablet.
    Type: Grant
    Filed: June 3, 2003
    Date of Patent: June 20, 2006
    Assignee: BioKey, Inc.
    Inventors: Jenny Li-Ying Lin, David Wong, San-Laung Chow
  • Publication number: 20060099262
    Abstract: Embodiments of the invention generally provide pharmaceutical drug compositions, methods of preparing oral drug compositions, such as extended release dosage compositions, and methods for treating antidepressant or smoking cessation. In one aspect, the invention provides a pharmaceutical formulation comprising a core, including bupropion and its salt derivatives, and a coating. The coating may include one or more surfactants and aqueous dispersions of one or more insoluble pharmaceutical acceptable polymers. The core may also include aqueous dispersions of one or more insoluble pharmaceutical acceptable polymers. In another aspect, the invention provides methods for preparing and administering a pharmaceutical composition in oral dosage form, such as a tablet.
    Type: Application
    Filed: December 6, 2005
    Publication date: May 11, 2006
    Inventors: San-Laung Chow, David Wong, Damian Garcia
  • Publication number: 20060099261
    Abstract: Embodiments of the invention generally provide pharmaceutical drug compositions, methods of preparing oral drug compositions, such as extended release dosage compositions, and methods for treating antidepressant or smoking cessation. In one aspect, the invention provides a pharmaceutical formulation comprising a core, including bupropion and its salt derivatives, and a coating. The coating may include one or more surfactants and aqueous dispersions of one or more insoluble pharmaceutical acceptable polymers. The core may also include aqueous dispersions of one or more insoluble pharmaceutical acceptable polymers. In another aspect, the invention provides methods for preparing and administering a pharmaceutical composition in oral dosage form, such as a tablet.
    Type: Application
    Filed: December 6, 2005
    Publication date: May 11, 2006
    Inventors: San-Laung Chow, David Wong, Damian Garcia
  • Publication number: 20060099260
    Abstract: Embodiments of the invention generally provide pharmaceutical drug compositions, methods of preparing oral drug compositions, such as extended release dosage compositions, and methods for treating antidepressant or smoking cessation. In one aspect, the invention provides a pharmaceutical formulation comprising a core, including bupropion and its salt derivatives, and a coating. The coating may include from about 5% to about 99% by weight of the coating of a pharmaceutically acceptable pH-independent polymer. The coating may further include from about 0.001% to about 30% by weight of the coating of a surfactant. In another aspect, the invention provides methods for preparing and administering a pharmaceutical composition in oral dosage form, such as a tablet.
    Type: Application
    Filed: November 3, 2005
    Publication date: May 11, 2006
    Inventors: San-Laung Chow, David Wong, Damian Garcia
  • Publication number: 20040247679
    Abstract: Embodiments of the invention generally provide pharmaceutical drug compositions, methods of preparing oral drug compositions, such as extended release dosage compositions, and methods for treating infection. More particularly, the invention relates to formulations containing a drug and a carrier material. In one aspect, the invention provides a pharmaceutical formulation including a therapeutically active agent, from about 0.1% to about 4.9% by weight of a pharmaceutically acceptable polymer, and from about 0.1% to about 30% by weight of a pharmaceutically acceptable acid, wherein the pharmaceutical composition have a zero order release profile of the therapeutically active agent. In another aspect, the invention provides methods for preparing and administering a pharmaceutical antibiotic composition in oral dosage form, such as a tablet.
    Type: Application
    Filed: June 3, 2003
    Publication date: December 9, 2004
    Applicant: BioKey, Inc.
    Inventors: Jenny Li-Ying Lin, David Wong, San-Laung Chow
  • Patent number: 4959219
    Abstract: Coatings for individual ion exchange resin particles comprised of (a) ethylcellulose and (b) corn oil or acetylated monoglycerides.
    Type: Grant
    Filed: August 15, 1988
    Date of Patent: September 25, 1990
    Assignee: Fisons Corporation
    Inventors: San-Laung Chow, Yegnaswami Raghunathan
  • Patent number: 4859462
    Abstract: Sulfonic acid cationic exchange resin particles which have been treated to improve their coatability with minor amounts of high molecular weight polymers selected from carboxypolymethylene, xanthan gum, and propylene glycol alginate.
    Type: Grant
    Filed: May 4, 1987
    Date of Patent: August 22, 1989
    Assignee: Fisons Corporation
    Inventors: San-Laung Chow, Yegnaswami Raghunathan