Patents by Inventor Stefano Maretto

Stefano Maretto 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).

  • Gradual-release dosing device and seal of a domestic-use apparatus
    Patent number: 9650739
    Abstract: Gradual-release dosing device for at least one substance in a domestic-use apparatus comprises the presence of a water based work fluid, characterized in that it comprises a casing (2) within which a plurality of doses of said substances (3) is contained, necessary for the corresponding plurality of operation cycles of said apparatus. Said casing (2) being at least partly defined by a material perrreable to said work fluid and capable of releasing at least a dose of said substance (3) at each operation cycle of the apparatus. The substance comprises at least one washing-active, dishwashing-active or cleaning-active preparation from the group consisting of surfactants, builders, water softening agents, zeolites, silicates, polymers, carbonates, carboxylates, sulphonates, bleaching agents, bleach activators, bleach stabilizers, bleach catalysts, cobuilders, alkalizing agents, acidifying agents, redeposition inhibitors, dyes, fragrances, optical is brighteners, UV filters, fabric softeners, and rinse agents.
    Type: Grant
    Filed: May 3, 2013
    Date of Patent: May 16, 2017
    Assignee: Reckitt Benckiser Calgon B.V.
    Inventors: Carla Baratta, Federico Della Negra, Stefano Maretto, Liliana Oliva, Montserrat Riera, Antonietta Tomasulo
  • Gradual-Release Dosing Device and Seal of a Domestic-Use Apparatus
    Publication number: 20130243661
    Abstract: Gradual-release dosing device for at least one substance in a domestic-use apparatus comprises the presence of a water based work fluid, characterised in that it comprises a casing (2) within which a plurality of doses of said substances (3) is contained, necessary for the corresponding plurality of operation cycles of said apparatus. Said casing (2) being at least partly defined by a material perrreable to said work fluid and capable of releasing at least a dose of said substance (3) at each operation cycle of the apparatus. The substance comprises at least one washing-active, dishwashing-active or cleaning-active preparation from the group consisting of surfactants, builders, water softening agents, zeolites, silicates, polymers, carbonates, carboxylates, sulphonates, bleaching agents, bleach activators, bleach stabilizers, bleach catalysts, cobuilders, alkalizing agents, acidifYing agents, redeposition inhibitors, dyes, fragrances, optical is brighteners, UV filters, fabric softeners, and rinse agents.
    Type: Application
    Filed: May 3, 2013
    Publication date: September 19, 2013
    Inventors: Carla Baratta, Federico Della Negra, Stefano Maretto, Liliana Oliva, Montserrat Riera, Antonietta Tomasulo
  • Container
    Patent number: D578715
    Type: Grant
    Filed: August 14, 2007
    Date of Patent: October 14, 2008
    Assignee: Reckitt Benckiser N.V.
    Inventors: John Newton, Andrea Marigo, Liliana Oliva, Alberto Buogo, Stefano Maretto
  • Container
    Patent number: D579159
    Type: Grant
    Filed: August 14, 2007
    Date of Patent: October 21, 2008
    Assignee: Reckitt Benckiser N.V.
    Inventors: John Newton, Andrea Marigo, Liliana Oliva, Alberto Buogo, Stefano Maretto