Patents by Inventor Der Yang Lee

Der Yang Lee 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: 20140271893
    Abstract: Phenylephrine particles suitable for solid, semi solid or liquid dosage forms are disclosed.
    Type: Application
    Filed: March 15, 2013
    Publication date: September 18, 2014
    Applicant: McNeil-PPC, Inc.
    Inventors: Der-Yang Lee, Vincent Chen, Robert Shen
  • Publication number: 20140274948
    Abstract: A liquid composition comprising racecadotril and cyclodextrin.
    Type: Application
    Filed: December 23, 2013
    Publication date: September 18, 2014
    Applicant: McNeil-PPC, Inc.
    Inventors: Der-Yang Lee, Tusharmouli Mukherjee
  • Publication number: 20140271832
    Abstract: A composition comprising racecadotril, at least one surfactant and a lipid.
    Type: Application
    Filed: March 12, 2014
    Publication date: September 18, 2014
    Applicant: McNeil-PPC, Inc.
    Inventor: Der-Yang Lee
  • Publication number: 20140271831
    Abstract: A liquid composition comprising racecadotril and cyclodextrin.
    Type: Application
    Filed: March 12, 2014
    Publication date: September 18, 2014
    Applicant: McNeil-PPC, Inc.
    Inventor: Der-Yang Lee
  • Publication number: 20140275246
    Abstract: A lipid composition comprising racecadotril, at least one surfactant and a lipid.
    Type: Application
    Filed: December 23, 2013
    Publication date: September 18, 2014
    Applicant: McNeil-PPC, Inc.
    Inventor: Der-Yang Lee
  • Patent number: 8771716
    Abstract: A pharmaceutical dosage form comprising non-steroidal-anti-inflammatory drugs, in particular propionic acid derivatives such as ibuprofen, along with a second active ingredient having a shorter therapeutically effective plasma concentration duration, such as phenylephrine, and methods of administering the same are provided. This method provides improved therapeutic effect, in particular pain relief along with decongestant relief, over extended time periods.
    Type: Grant
    Filed: January 31, 2013
    Date of Patent: July 8, 2014
    Assignee: McNeil-PPC, Inc.
    Inventors: Der-Yang Lee, Jen-Chi Chen, Vincent Chen, Robert Shen
  • Publication number: 20140005261
    Abstract: A liquid composition comprising racecadotril and cyclodextrin.
    Type: Application
    Filed: June 28, 2013
    Publication date: January 2, 2014
    Applicant: McNeil-PPC, Inc.
    Inventors: Der-Yang Lee, Tusharmouli Mukherjee
  • Publication number: 20140005262
    Abstract: A lipid composition comprising racecadotril, at least one surfactant and a lipid.
    Type: Application
    Filed: June 28, 2013
    Publication date: January 2, 2014
    Applicant: McNeil-PPC, Inc.
    Inventor: Der-Yang Lee
  • Patent number: 8545887
    Abstract: A dosage form comprises: (a) at least one active ingredient: (b) a core having a first surface portion upon which resides a first coating and a second surface portion which is substantially free of the first coating; and (c) a shell which resides upon at least a portion of the second surface portion, wherein the shell comprises a different material from the first coating. In another embodiment, the dosage form comprises: (a) at least one active ingredient; (b) a core comprising a center portion having an exterior surface and an annular portion having an exterior surface and an interior surface, wherein the annular portion interior surface is in contact with at least a portion of the center portion exterior surface, and a coating resides on at least a portion of the annular portion exterior surface; and (c) a shell which resides upon at least a portion of the exterior surface of the center portion, wherein the shell comprises a different material than the impermeable coating.
    Type: Grant
    Filed: September 28, 2002
    Date of Patent: October 1, 2013
    Assignee: McNeil-PPC, Inc.
    Inventors: Harry S. Sowden, David Wynn, Shun-Por Li, Der-Yang Lee, Martin Thomas
  • Patent number: 8394415
    Abstract: A pharmaceutical dosage form comprising non-steroidal-anti-inflammatory drugs, in particular propionic acid derivatives such as ibuprofen, along with a second active ingredient having a shorter therapeutically effective plasma concentration duration, such as phenylephrine, and methods of administering the same are provided. This method provides improved therapeutic effect, in particular pain relief along with decongestant relief, over extended time periods.
    Type: Grant
    Filed: November 20, 2007
    Date of Patent: March 12, 2013
    Assignee: McNeil-PPC, Inc
    Inventors: Der-Yang Lee, Jen-Chi Chen, Vincent Chen, Robert Shen
  • Patent number: 8282957
    Abstract: The present invention features a tablet including particles containing a pharmaceutically active agent, wherein the particles are coated with (a) a first film layer containing a modified release polymer; and (b) a second film layer containing (i) a first polymer, wherein the first polymer is a polymer of ethyl acrylate and methyl methacrylate and (ii) a second polymer, wherein the second polymer is a polymer of methyl acrylate, methyl methacrylate and methacrylic acid.
    Type: Grant
    Filed: June 24, 2009
    Date of Patent: October 9, 2012
    Assignee: McNeil-PPC, Inc.
    Inventors: Robert Shen, Vincent Chen, Der-Yang Lee
  • Patent number: 8211465
    Abstract: A method of administering non-steroidal-anti-inflammatory drugs, in particular propionic acid derivatives such as ibuprofen, is provided. The inventive dosage forms provide an initial release of the NSAID and a second sustained release of NSAID, preferably in a single dosing step.
    Type: Grant
    Filed: February 7, 2012
    Date of Patent: July 3, 2012
    Assignee: McNeil-PPC, Inc.
    Inventors: Der-Yang Lee, Frank Bunick, James Schwing
  • Publication number: 20120136060
    Abstract: A method of administering non-steroidal-anti-inflammatory drugs, in particular propionic acid derivatives such as ibuprofen, is provided. The inventive dosage forms provide an initial release of the NSAID and a second sustained release of NSAID, preferably in a single dosing step.
    Type: Application
    Filed: February 7, 2012
    Publication date: May 31, 2012
    Inventors: Der-Yang Lee, Frank Bunick, James Schwing
  • Patent number: 8137694
    Abstract: A method of administering non-steroidal-anti-inflammatory drugs, in particular propionic acid derivatives such as ibuprofen, is provided. The inventive dosage forms provide an initial release of the NSAID and a second sustained release of NSAID, preferably in a single dosing step.
    Type: Grant
    Filed: August 15, 2007
    Date of Patent: March 20, 2012
    Assignee: McNeil-PPC, Inc.
    Inventors: Der-Yang Lee, Frank Bunick, James Schwing
  • Patent number: 7972624
    Abstract: In one embodiment a dosage form comprises at least one active ingredient and a molded matrix which comprises 10-100% of a material having a melting point of less than about 100 degrees C. selected from the stamp consisting of thermoplastic polyalkylene oxides, low melting hydrophobic materials, thermoplastic polymers, thermoplastic starches and combinations thereof, and the matrix is capable of providing modified release of the active ingredient upon contacting of the dosage form with a liquid medium. The dosage form may additionally comprise uncoated particles which may contain at least one active ingredient. In another embodiment, a dosage form comprises at least one active ingredient, a plurality of particles and a molded matrix, wherein at least a portion of the particles are coated.
    Type: Grant
    Filed: February 24, 2009
    Date of Patent: July 5, 2011
    Inventors: Shun-Por Li, Harry S. Sowden, David Wynn, Der-Yang Lee, Martin Thomas
  • Patent number: 7968120
    Abstract: In one embodiment a dosage form comprises at least one active ingredient and a molded matrix which comprises 10-100% of a material having a melting point of less than about 100 degrees C. selected from the stamp consisting of thermoplastic polyalkylene oxides, low melting hydrophobic materials, thermoplastic polymers, thermoplastic starches and combinations thereof, and the matrix is capable of providing modified release of the active ingredient upon contacting of the dosage form with a liquid medium. The dosage form may additionally comprise uncoated particles which may contain at least one active ingredient. In another embodiment, a dosage form comprises at least one active ingredient, a plurality of particles and a molded matrix, wherein at least a portion of the particles are coated.
    Type: Grant
    Filed: September 28, 2002
    Date of Patent: June 28, 2011
    Assignee: McNeil-PPC, Inc.
    Inventors: Shun-Por Li, Harry S Sowden, David Wynn, Der-Yang Lee, Martin Thomas
  • Patent number: 7838026
    Abstract: A composition comprising a high molecular weight, water soluble polymer having a cloud point from about 20 to about 90° C. and at least one carrageenan is provided. The composition may be used as a component of a pharmaceutical dosage form, such as the shell of a dosage form, to provide burst release of active ingredient contained therein.
    Type: Grant
    Filed: October 28, 2003
    Date of Patent: November 23, 2010
    Assignee: McNeil-PPC, Inc.
    Inventors: Shun-Por Li, Der-Yang Lee, Frank J. Bunick, Jen Chi Chen, Harry S. Sowden
  • Patent number: 7807197
    Abstract: A dosage form comprises at least one active ingredient, a first portion which comprises an exterior surface and one or more cavities defining at least one interior surface having indentations and an exterior surface, and a second molded portion which is inlaid into the cavities of the first portion and has an exterior surface. The first and second portions are in contact at an interface, the second portion comprises a solidified thermoplastic material, and the second portion resides substantially conformally upon the indentations of the first portion. In another embodiment, a dosage form comprises at least one active ingredient, a core having an outer surface and a shell residing on at least a portion of the core outer surface, wherein the shell comprises a first shell portion and a second molded shell portion which is inlaid into the first shell portion.
    Type: Grant
    Filed: September 28, 2002
    Date of Patent: October 5, 2010
    Assignee: McNeil-PPC, Inc.
    Inventors: Der-Yang Lee, Harry S. Sowden, Martin Thomas
  • Publication number: 20100112052
    Abstract: The present invention features a method of manufacturing an osmotic tablet including the steps of (i) compressing a tablet core including a first pharmaceutically active agent and a hydrophilic polymer; (ii) applying an osmotic coating to the outer surface of the tablet core to form a coated tablet, wherein the osmotic coating includes at least one opening exposing the tablet core; and (iii) compressing an immediate release coating onto the surface of the coated tablet, wherein the release coating includes a second pharmaceutically active agent.
    Type: Application
    Filed: October 28, 2009
    Publication date: May 6, 2010
    Inventors: Vincent Chen, Shun-Por Li, Robert Shen, Der-Yang Lee
  • Publication number: 20090196908
    Abstract: The present invention is directed to an edible film that contains a modified release active ingredient. The active ingredient may be present in the edible film a variety of forms, including a modified release matrix, in a modified release particulate form, in microgel liquid filled beads or in a bilayer film. The present invention also includes edible films which comprise additional immediate release active ingredients.
    Type: Application
    Filed: January 28, 2009
    Publication date: August 6, 2009
    Inventors: Der-Yang Lee, Priyashri Nayak