Patents by Inventor Hans Bührle

Hans Bührle 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).

  • Method of producing solid shape forms containing an active ingredient
    Patent number: 7014810
    Abstract: The present invention relates to an apparatus for producing solid active ingredient-containing forms from an active ingredient-containing formulation which comprises at least one polymeric binder. The apparatus according to the invention has at least one extruder 1 for continuous plastication of the formulation and at least two injection units 2 which are provided separate from one another, each of which is connected to the extruder 1, and through which the formulation can be injected into at least one mold 3.
    Type: Grant
    Filed: December 15, 2000
    Date of Patent: March 21, 2006
    Assignee: Abbott GmbH & Co. KG
    Inventors: Harald Krull, Jörg Rosenberg, Jörg Breitenbach, Jürgen Hofmann, Rainer Klenz, Hans Bührle