Patents by Inventor Stefano Bader

Stefano Bader 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
  • Nimesulide gel systems for topical use
    Publication number: 20030036563
    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: Application
    Filed: September 26, 2002
    Publication date: February 20, 2003
    Applicant: HELSINN HEALTHCARE S.A.
    Inventors: Stefano Bader, Enrique Hausermann, Tiziana Monti
  • NIMESULIDE GEL SYSTEMS FOR TOPICAL USE
    Publication number: 20020119997
    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: Application
    Filed: October 7, 1999
    Publication date: August 29, 2002
    Inventors: STEFANO BADER, ENRIQUE HAUSERMANN, TIZIANA MONTI
  • Nimesulide topical formulations in the form of liquid crystals
    Patent number: 6288121
    Abstract: Nimesulide topical formulations are provided in the form of liquid crystals. The emulsifier cetylstearyl glycoside is used, and constituents of the lipid phase such as caprylic/capric triglycerides and jojoba oil, consistence factors such as cetylstearyl alcohol. Also disclosed is a process for the preparation thereof. The formulations have advantages such as higher stability, better release and absorption of nimesulide, and a higher bioavailability of the active ingredient.
    Type: Grant
    Filed: August 4, 1999
    Date of Patent: September 11, 2001
    Assignee: Helsinn Healthcare S.A.
    Inventors: Stefano Bader, Enrique Hausermann, Tiziana Monti
  • Compositions for cosmetics and dermatology comprising perfluoropolyethers
    Patent number: 4803067
    Abstract: Compositions for cosmetics and dermatology comprising a perfluoropolyether liquid dispersed in an oil/water or water/oil emulsion, or in a solid phase suited to form a gel, suspended in an organic liquid phase.
    Type: Grant
    Filed: March 26, 1986
    Date of Patent: February 7, 1989
    Assignee: Ausimont S.p.A.
    Inventors: Fabio Brunetta, Stefano Bader, Giovanni Pantini