Patents by Inventor Milena Leone

Milena Leone 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).

  • Publication number: 20220086136
    Abstract: A communications server for validating a token on a user device, the communications server comprising a memory storing: a list of locations; a first unique code associated with each location; a second unique code associated with each location; a user device product threshold; and a number of previously validated tokens for the user device, wherein the communications server is configured to: receive a first communication from the user device specifying the first unique code associated with a particular location; compare the number of previously validated tokens for the user device against the user device product threshold; when the number of previously validated tokens for the user device does not exceed the user device product threshold, send a reservation message to the user device, the reservation message causing the token on the user device to be reserved for use at the particular location; receive a second communication from the user device, the second communication specifying the second unique code assoc
    Type: Application
    Filed: March 5, 2020
    Publication date: March 17, 2022
    Inventors: Milena Leone, Gianluca Massimo Ferri, Fabio Cappuccio
  • Patent number: 6620774
    Abstract: The present invention relates to a liquid bleaching composition comprising a bleach and a substantially linear nonionic surfactant, whereby said substantially linear nonionic surfactant has the general formula: R—(A)x—(B)y—(C)z—O—R1 wherein: R is an even numbered C6 to C22 alkyl chain or a mixture thereof, containing at least 90% linear alkyl chains; A is an ethoxy unit; B is a butoxy unit; C is a propoxy unit; x, y and z are independent integers of from 0 to 20; the sum of x+y+z is at least 2, wherein when x is equal to or greater than 1. y+z is equal to or greater than 1; and R1 is H, a C6 to C22 alkyl chain or a C6 to C28 alkyl benzene chain. Furthermore, the present invention relates to the use of said substantially linear nonionic surfactant in a fabric bleaching composition comprising a bleach to treat a fabric whereby stain removal and/or bleaching benefits are provided.
    Type: Grant
    Filed: May 26, 2001
    Date of Patent: September 16, 2003
    Assignee: The Procter & Gamble Company
    Inventors: Valerio Del Duca, Andrea Esposito, Milena Leone
  • Publication number: 20030154556
    Abstract: The present invention relates to a process of treating fabrics with a liquid bleaching composition comprising at least 3% of a peroxygen bleach and a dye maintenance agent, wherein said process comprises the steps of contacting said fabrics with said liquid composition in its neat or diluted form and washing said fabrics with an aqueous bath comprising water and a conventional laundry detergent, preferably comprising at least one surface active agent, before and/or during and/or after the step of contacting said fabrics with said liquid composition.
    Type: Application
    Filed: January 30, 2003
    Publication date: August 21, 2003
    Inventors: Valerio Del Duca, Milena Leone, Alberto Scarmagnan, Mark Pieter Adria Van Der Heijden
  • Publication number: 20030148909
    Abstract: The present invention relates to a process of treating fabrics with a liquid bleaching composition comprising at least 3% of a peroxygen bleach and a dye maintenance agent, wherein said process comprises the steps of contacting said fabrics with said liquid composition in its neat or diluted form and washing said fabrics with an aqueous bath comprising water and a conventional laundry detergent, preferably comprising at least one surface active agent, before and/or during and/or after the step of contacting said fabrics with said liquid composition. The present invention also relates to articles of manufacture and methods for safely bleaching and/or removing stain from dark colored fabric. The article comprises a liquid bleach composition comprising peroxygen bleach and dye maintenance agent in a package and a set of instructions associated with the package. The method comprises the steps of providing a liquid bleach composition in a package; and providing a set of instructions associated with the package.
    Type: Application
    Filed: September 19, 2002
    Publication date: August 7, 2003
    Inventors: Valerio Del Duca, Milena Leone, Alberto Scarmagnan, Mark Pieter Andrie Van Der Heijden, Nabil Yakub Sakkab, Toan Trinh
  • Patent number: 6528471
    Abstract: A process of treating fabrics comprises the steps of forming an aqueous bath comprising water, dissolving or dispersing a conventional laundry detergent therein, adding a liquid composition comprising a peroxygen bleach, a builder and a modified polycarboxylate co-builder and subsequently contacting said fabrics with said aqueous bath. Furthermore, the use of a builder and a modified polycarboxylate co-builder in a laundry additive comprising a peroxygen bleach to treat fabrics, whereby stain removal and/or bleaching benefits are provided, is also claimed.
    Type: Grant
    Filed: July 11, 2001
    Date of Patent: March 4, 2003
    Assignee: The Procter & Gamble Company
    Inventors: Valerio Del Duca, Andrea Esposito, Milena Leone
  • Patent number: 6475970
    Abstract: The present invention relates to a liquid or solid bleaching composition comprising a peroxygen bleach and an alkoxylated benzoic acid or a salt thereof. This bleaching composition shows excellent immediate chemical stability and excellent chemical stability upon storage. Furthermore, the present invention relates to a process of treating a fabric and/or a process of treating a carpet.
    Type: Grant
    Filed: May 10, 2001
    Date of Patent: November 5, 2002
    Assignee: The Procter & Gamble Company
    Inventors: Valerio Del Duca, Stefano Giunti, Milena Leone, Carlo Ricci, Luca Sarcinelli