Patents by Inventor Li-Lan Chen

Li-Lan Chen 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).

  • Orally dissolving films
    Patent number: 9675548
    Abstract: Rapidly dissolving, oral film preparations for rapid release of an active agent in the oral cavity, in particular, rapidly dissolving oral films comprising a nicotine active which achieve good transbuccal absorption and provide nicotine craving relief to an individual are disclosed herein.
    Type: Grant
    Filed: July 22, 2004
    Date of Patent: June 13, 2017
    Assignee: GlaxoSmithKline, LLC
    Inventor: Li-Lan Chen
  • Nicotine Lozenge Composition
    Publication number: 20150105431
    Abstract: The present invention relates to nicotine lozenge compositions comprising reduced levels of buffering agents from traditional nicotine lozenges and which provide optimal oral pH and prompt nicotine absorption in a smaller, more convenient dosage form.
    Type: Application
    Filed: December 17, 2014
    Publication date: April 16, 2015
    Inventor: Li-Lan CHEN
  • Nicotine lozenge composition
    Patent number: 8940772
    Abstract: The present invention relates to nicotine lozenge compositions comprising reduced levels of buffering agents from traditional nicotine lozenges and which provide optimal oral pH and prompt nicotine absorption in a smaller, more convenient dosage form.
    Type: Grant
    Filed: June 26, 2013
    Date of Patent: January 27, 2015
    Assignee: GlaxoSmithKline, LLC
    Inventor: Li-Lan Chen
  • Nicotine Lozenge Composition
    Publication number: 20130289079
    Abstract: The present invention relates to nicotine lozenge compositions comprising reduced levels of buffering agents from traditional nicotine lozenges and which provide optimal oral pH and prompt nicotine absorption in a smaller, more convenient dosage form.
    Type: Application
    Filed: June 26, 2013
    Publication date: October 31, 2013
    Inventor: Li-Lan CHEN
  • Nicotine lozenge compositions
    Patent number: 8501164
    Abstract: The present invention relates to nicotine lozenge compositions comprising reduced levels of buffering agents from traditional nicotine lozenges and which provide optimal oral pH and prompt nicotine absorption in a smaller, more convenient dosage form.
    Type: Grant
    Filed: April 30, 2009
    Date of Patent: August 6, 2013
    Assignee: GlaxoSmithKline, LLC
    Inventor: Li-Lan Chen
  • NICOTINE LOZENGE COMPOSITIONS
    Publication number: 20110110880
    Abstract: The present invention relates to nicotine lozenge compositions comprising reduced levels of buffering agents from traditional nicotine lozenges and which provide optimal oral pH and prompt nicotine absorption in a smaller, more convenient dosage form.
    Type: Application
    Filed: April 30, 2009
    Publication date: May 12, 2011
    Inventor: Li-Lan CHEN
  • INTRAORAL DELIVERY OF NICOTINE FOR SMOKING CESSATION
    Publication number: 20070298090
    Abstract: Dosage forms of a nicotine delivery system are disclosed in which a mucoadhesive film, made up of one or more non-microbial hydrocolloid(s) and an effective dose of nicotine, dissolves when applied intraorally to release the nicotine which is absorbed through the oramucosac and directly reaches systemic circulation. Methods for preparing various versions of the dosage forms are disclosed. Methods to assist smoking cessation or provide substitutes for smoking by administrating the dosage form are also provided.
    Type: Application
    Filed: September 7, 2007
    Publication date: December 27, 2007
    Applicant: LAVIPHARM LABORATORIES, INC.
    Inventors: Li-Lan CHEN, Alfred LIANG
  • Water Soluble and Palatable Complexes
    Publication number: 20070087981
    Abstract: The products and methods of the present invention provide a means for increasing the solubility and bioavailability of active agents. More particularly the invention provides compositions containing active agents as water-soluble complexes with glycyrrhizin, and methods of preparing such complexes. The invention further provides methods for the preparation of highly water soluble complex dosage forms.
    Type: Application
    Filed: October 19, 2006
    Publication date: April 19, 2007
    Applicant: Lavipharm Laboratories, Inc.
    Inventors: Li-Lan Chen, Li Tao, Alfred Liang
  • Orally dissolving films
    Publication number: 20060198873
    Abstract: Rapidly dissolving, oral film preparations for rapid release of an active agent in the oral cavity, in particular, rapidly dissolving oral films comprising a nicotine active which achieve good transbuccal absorption and provide nicotine craving relief to an individual are disclosed herein.
    Type: Application
    Filed: July 22, 2004
    Publication date: September 7, 2006
    Inventors: Shing Chan, Li-Lan Chen, Dushendra Chetty, John Liu