Patents by Inventor Joseph Geok Paan Lim

Joseph Geok Paan Lim 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).

  • Propellant compositions of a particulate medicament that are free of solvents
    Patent number: 6582677
    Abstract: Pressurized aerosol composition comprising a liquefied hydrofluorocarbon propellant of formula CxHyFz where x is an integer from 1 to 3, y+z=2x+2, and y and z are both at least 1; from 0.01 to 15% w/w of a particulate medicament dispersed in the liquefied hydrofluorocarbon propellant; and from 0.01 to 10% w/w of a fluorinated surfactant which is soluble in the liquefied hydrofluorocarbon propellant. The pressurized aerosol composition comprises no solvent, other than the liquefied hydrofluorocarbon propellant.
    Type: Grant
    Filed: December 12, 1996
    Date of Patent: June 24, 2003
    Assignee: Aventis Pharmaceuticals Inc.
    Inventors: Gerald Steele, Asit Somani, Joseph Geok Paan Lim