Patents by Inventor Enrique Häusermann

Enrique Häusermann 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).

  • Nimesulide gel systems for topical use
    Patent number: 7186755
    Abstract: The present invention relates to nimesulide topical formulations comprising a carboxyvinylpolymer neutralized as a gel-forming agent or a polyacrylamide-isoparaffin and a solvent selected from the group consisting of ethanol, isopropanol and diethylene glycol monoethyl ether, and to the process for the preparation thereof. Said formulations have advantages such as higher stability of the system and bioavailability of the active ingredient.
    Type: Grant
    Filed: September 26, 2002
    Date of Patent: March 6, 2007
    Assignee: Helsinn Health Care S.A.
    Inventors: Stefano Bader, Enrique Häusermann, Tiziana Monti