Patents by Inventor Eva Maria Perez-Prat Vineusa

Eva Maria Perez-Prat Vineusa 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).

  • Dishwashing method utilizing a cationic polymer/surfactant-formed coacervate
    Patent number: 8883700
    Abstract: The present invention relates to a method of manually cleaning dishware using a liquid hand dishwashing detergent composition comprising an anionic surfactant and a cationic polymer having a MW below or equal to 2,100,000; and a charge density above or equal to 0.45 meq/g, wherein such composition will have a coacervation index upon dilution of at least 2.5%; to provide skin care.
    Type: Grant
    Filed: March 2, 2012
    Date of Patent: November 11, 2014
    Assignee: The Procter & Gamble Company
    Inventors: Eva Maria Perez-Prat Vineusa, Nathan Ray Whitely, Anna Asmanidou, Qing Chen, Robby Renilde François Keuleers, An Van Laere
  • DISHWASHING METHOD
    Publication number: 20120225802
    Abstract: The present invention relates to a method of manually cleaning dishware using a liquid hand dishwashing detergent composition comprising an anionic surfactant and a cationic polymer having a MW below or equal to 2,100,000; and a charge density above or equal to 0.45 meq/g, wherein such composition will have a coacervation index upon dilution of at least 2.5%; to provide skin care.
    Type: Application
    Filed: March 2, 2012
    Publication date: September 6, 2012
    Applicant: The Procter & Gamble Company
    Inventors: Eva Maria Perez-Prat Vineusa, Nathan Ray Whitely, Anna Asmanidou, Qing Chen, Robby Renilde François Keuleers, An Van Laere