Patents by Inventor Gabriella Grippaudo

Gabriella Grippaudo 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).

  • Process for cleaning carpets comprising polyvinyl pyridine-N-oxide
    Patent number: 6407048
    Abstract: The present invention relates to a process of cleaning a carpet with a liquid composition comprising an anti-resoiling agent, said process comprising the steps of applying said composition to the surface of the carpet and leaving said composition to dry onto the carpet. The carpet cleaning composition according to the present invention provides carpet cleaning and/or carpet anti-resoiling henefits. The preferred anti-resoiling agent is poly(4-vinylpyridine-N-oxide).
    Type: Grant
    Filed: October 6, 2000
    Date of Patent: June 18, 2002
    Assignee: The Procter & Gamble Company
    Inventors: Gabriella Grippaudo, Carlo Ricci, Luca Sarcinelli
  • Process of cleaning carpets with a composition comprising peroxygen bleach
    Patent number: 6403547
    Abstract: The present invention relates to a process of cleaning a carpet with a liquid composition comprising a peroxygen bleach and an N-vinyl polymer, said process comprising the steps of applying said composition to the surface of the carpet and leaving said composition to dry onto the carpet. The carpet cleaning composition according to the present invention provides carpet cleaning and/or carpet anti-resoiling benefits.
    Type: Grant
    Filed: April 27, 2001
    Date of Patent: June 11, 2002
    Assignee: The Procter & Gamble Company
    Inventors: Gabriella Grippaudo, Carlo Ricci, Luca Sarcinelli