Patents by Inventor Puchun Liu

Puchun Liu 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).

  • Compositions For Buccal Delivery Of Parathyroid Hormone
    Publication number: 20080200380
    Abstract: Compositions and pharmaceutical formulations for buccally delivering parathyroid hormone comprising a) a delivery agent, b) a PTH component and, optionally, c) an antiresorptive agent are provided.
    Type: Application
    Filed: December 1, 2006
    Publication date: August 21, 2008
    Applicant: EMISPHERE TECHNOLOGIES, INC.
    Inventors: Jongbin Lee, Puchun Liu, Steven Dinh
  • Gastric Retention and Controlled Release Delivery System
    Publication number: 20080153779
    Abstract: The present invention provice a device (FIG. 3) for providing communication through power lines (FIG. 2) comprised of multiple conductors by transmitting the data signals through a plurality of the conductors. One embodiment of the present invention comprises a transmit circuit communicatively coupled to a first conductor for applying the first voltage representing the data to the first energized conductor; the transmit circuit communicatively coupled to a second conductor for applying the second voltage representing the data to the second energized conductor; wherein the second voltage signal is opposite in polarity of the first voltage.
    Type: Application
    Filed: February 1, 2006
    Publication date: June 26, 2008
    Inventors: Jun Liao, Puchun Liu, Steven Dinh, Brahma Singh, Shingai Majuru, Prateek N. Bhargava, Nikhil Dhoot
  • HUMAN GROWTH HORMONE FORMULATIONS
    Publication number: 20080095837
    Abstract: The present invention relates to dosage forms of human growth hormone, the use of an absorption enhancer to allow absorption of human growth hormone into the systemic circulation in a biologically active form, in particular after oral administration, as well as the use of oral dosage forms comprising human growth hormone and an absorption enhancer for the treatment of human growth hormone deficiencies and disorders associated therewith.
    Type: Application
    Filed: August 30, 2007
    Publication date: April 24, 2008
    Applicant: EMISPHERE TECHNOLOGIES, INC.
    Inventors: Steven Dinh, Puchun Liu
  • PHENOXY CARBOXYLIC ACID COMPOUNDS AND COMPOSITIONS FOR DELIVERING ACTIVE AGENTS
    Publication number: 20060264513
    Abstract: Phenoxy carboxylic acid compounds and compositions for the delivery of active agents are provided. Methods of administration and preparation are provided as well.
    Type: Application
    Filed: July 18, 2006
    Publication date: November 23, 2006
    Applicant: Emisphere Technologies, Inc.
    Inventors: Andrea Leone-Bay, Kelly Kraft, Destardi Moye-Sherman, David Gschneidner, Maria Boyd, Puchun Liu, Pingwah Tang, Jun Liao, John Smart, John Freeman
  • Phenoxy carboxylic acid compounds and compositions for delivering active agents
    Patent number: 7129274
    Abstract: Phenoxy carboxylic acid compounds and compositions for the delivery of active agents are provided. Methods of administration and preparation are provided as well.
    Type: Grant
    Filed: November 6, 2000
    Date of Patent: October 31, 2006
    Assignee: Emisphere Technologies Inc.
    Inventors: Andrea Leone-Bay, Kelly Kraft, Destardi Moye-Sherman, David Gschneidner, Maria A. P. Boyd, Puchun Liu, Pingwah Tang, Jun Liao, John J. Freeman, Jr., John E. Smart
  • Pharmaceutical formulations containing microparticles or nanoparticles of a delivery agent
    Publication number: 20060078622
    Abstract: This invention relates to microparticles and/or nanoparticles containing a delivery agent and/or an active agent. This invention also relates to pharmaceutical formulations and solid dosage forms, including controlled release solid dosage forms of active agent and a delivery agent.
    Type: Application
    Filed: August 15, 2005
    Publication date: April 13, 2006
    Applicant: Emisphere Technologies, Inc.
    Inventors: Shingai Majuru, Puchun Liu, Steve Dinh, Jun Liao, Jongbin Lee, Ehud Arbit, Nikhil Dhoot, Halina Levchik, George Klcin, Jamila Harris, Nai Wang
  • Pharmaceutical formulations containing microparticles or nanoparticles of a delivery agent
    Publication number: 20060078623
    Abstract: This invention relates to microparticles and/or nanoparticles containing a delivery agent and/or an active agent. This invention also relates to pharmaceutical formulations and solid dosage forms, including controlled release solid dosage forms of active agent and a delivery agent.
    Type: Application
    Filed: August 15, 2005
    Publication date: April 13, 2006
    Applicant: Emisphere Technologies, Inc.
    Inventors: Nikhil Dhoot, Halina Levchik, Shingai Majuru, George Klein, Jamila Harris, Puchun Liu, Steven Dinh, Jun Liao, Jongbin Lee, Ehud Arbit, Nai Wang
  • Transdermal administation of ionic pharmaceutically active agents via aqueous isopropanol
    Patent number: 5374645
    Abstract: A composition for the transdermal administration of ionic pharmaceutically active agents comprising the active agent along with a suitable counter ion, water, and isopropanol, at an adjusted pH is disclosed. Also disclosed are transdermal systems which employ this composition and methods of transdermally administering such agents therewith. The main advantage achieved is improved flux rates of active agent over other systems.
    Type: Grant
    Filed: February 11, 1993
    Date of Patent: December 20, 1994
    Assignee: Ciba-Geigy Corporation
    Inventors: Tamie Kurihara-Bergstrom, Puchun Liu