Patents Represented by Attorney, Agent or Law Firm Steven M. Miller
  • Patent number: 6818607
    Abstract: Formulation components such as bleach boosting compounds selected from the group consisting of bleach boosters comprising quaternary imine cations, zwitterions, polyions having a net charge of from about +3 to about −3 and mixtures thereof, bleaching species comprising oxaziridinium cations, zwitterions, polyions having a net charge of from about +3 to about −3 and mixtures thereof, are disclosed. The bleach boosting compounds increase bleaching effectiveness even in lower temperature solutions and provides improved stability toward unwanted boosting compound decomposition.
    Type: Grant
    Filed: February 26, 2002
    Date of Patent: November 16, 2004
    Assignee: Procter & Gamble Company
    Inventors: Robert Richard Dykstra, Gregory Scot Miracle