Patents by Inventor Stefan Hungerbach

Stefan Hungerbach 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).

  • Patent number: 5629003
    Abstract: A presentation which, in the form of a film, permits the individual dosage of drugs, confectionary, other food, cosmetics and the like for oral application or intake. The presentation is characterized by the fact that it comprises a mass of 20 to 60%-wt. of at least a film former, 2 to 40%-wt. of at least a gel former, 0.1 to 35%-wt. of at least an active substance, and up to 40%-wt. of an inert filling agent, being applied on a carrier, or by consisting of a mass having the aforementioned composition but is unsupported. In the production thereof, an intimate mixture of said components is prepared, optionally with the addition of up to 30%-wt. of a polar solvent, and processed to form a homogeneous, spreadable or extrudable mass.
    Type: Grant
    Filed: September 2, 1994
    Date of Patent: May 13, 1997
    Assignee: LTS Lohmann Therapie-Systeme GmbH & Co. KG
    Inventors: Michael Horstmann, Wolfgang Laux, Stefan Hungerbach