Patents by Inventor Arne Hölzer

Arne Hölzer 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).

  • Film coating
    Patent number: 7959947
    Abstract: A film coating composition suitable for use in coating pharmaceutical formulations comprising a) an acrylic polymer dispersion, e.g. an ethylacrylate/methylmethacrylate copolymer such as Eudragit NE30D, b) a surfactant, c) sodium stearyl fumarate, and d) a water-containing liquid useful for the achievement of controlled release from pharmaceutical formulations such as tablets, pellets, etc.
    Type: Grant
    Filed: January 22, 2002
    Date of Patent: June 14, 2011
    Assignee: AstraZeneca AB
    Inventors: Arne Hölzer, Jan-Erik Löfroth, Staffan Schantz