Patents by Inventor Matthijs Pietrala

Matthijs Pietrala 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).

  • Method for controlling the plasticization of a water soluble film
    Patent number: 9624457
    Abstract: The present invention relates to a method for controlling the plasticization of a water soluble film comprising preparing a detergent composition comprising anionic surfactant and solvent system comprising at least one primary solvent having Hansen solubility (?) of less than 30 and encapsulating said composition in a water soluble film to form a pouch unitized dose product.
    Type: Grant
    Filed: December 14, 2011
    Date of Patent: April 18, 2017
    Assignee: The Procter & Gamble Company
    Inventors: Régine Labeque, Matthijs Pietrala, Roxane Rosmaninho
  • Method for controlling the plasticization of a water soluble film
    Publication number: 20120175797
    Abstract: The present invention relates to a method for controlling the plasticization of a water soluble film comprising preparing a detergent composition comprising anionic surfactant and solvent system comprising at least one primary solvent having Hansen solubility (?) of less than 30 and encapsulating said composition in a water soluble film to form a pouch unitized dose product.
    Type: Application
    Filed: December 14, 2011
    Publication date: July 12, 2012
    Inventors: Régine Labeque, Matthijs Pietrala, Roxane Rosmaninho