Patents by Inventor Gary Ewing

Gary Ewing 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).

  • Viscosity-stable compositions useful for treating gastrointestinal disorders
    Publication number: 20050031706
    Abstract: The present invention provides a pharmaceutical composition comprising at least one pharmaceutically acceptable bismuth-containing compound, at least one pharmaceutically acceptable non-clay-derived suspending agent, water, and a stabilizing means for reducing viscosity change upon storage of the composition. The suspension exhibits reduced change in viscosity by comparison with an otherwise similar suspension excepting the stabilizing means. Such compositions are useful in the prevention and treatment of gastrointestinal diseases and/or disorders.
    Type: Application
    Filed: May 11, 2004
    Publication date: February 10, 2005
    Inventors: Lorraine Pena, Dennis Huczek, Gary Ewing
  • Lactam compounds for penetration enhancement
    Patent number: 6521613
    Abstract: Compounds, compositions and methods are disclosed useful for enhancing penetration of a pharmacologically active substances across skin or tissue membranes. Compounds for use in such compositions and methods are highly water-soluble N-substituted polyalkylene oxide derivatives of cyclic amides. A compound of the invention has the structural formula: wherein m is an integer from 2 to about 6, n is an integer from 1 to about 8, and R is hydrogen, trimethylsilyl or lower alkyl.
    Type: Grant
    Filed: April 10, 2001
    Date of Patent: February 18, 2003
    Assignee: Allergan, Inc.
    Inventor: Gary Ewing
  • Lactam compounds for penetration enhancement
    Publication number: 20020193449
    Abstract: Compounds, compositions and methods are disclosed useful for enhancing penetration of a pharmacologically active substances across skin or tissue membranes. Compounds for use in such compositions and methods are highly water-soluble N-substituted polyalkylene oxide derivatives of cyclic amides.
    Type: Application
    Filed: April 10, 2001
    Publication date: December 19, 2002
    Applicant: Allergan Sales, Inc.
    Inventor: Gary Ewing