Patents by Inventor Jean-Luc Gezstesi

Jean-Luc Gezstesi 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).

  • Cosmetic microemulsion
    Patent number: 8715631
    Abstract: The present invention relates to a cosmetic microemulsion comprising a non-ionic surfactant type emulsifying agent, a co-emulsifying agent and a solvent selected from the group consisting of hexadecane and isomers thereof and dodecane and isomers thereof, said cosmetic microemulsions having particle diameter smaller than 100 nm. Preferably, this cosmetic microemulsion is used in the form of a pre-shampoo and has particles with a diameter on the order of 40 nm.
    Type: Grant
    Filed: August 27, 2004
    Date of Patent: May 6, 2014
    Assignee: Natura Cosmetics S.A.
    Inventors: Karla Macian Araujo, Jean-Luc Gezstesi
  • Cosmetic microemulsion
    Publication number: 20070166265
    Abstract: The present invention relates to a cosmetic microemulsion comprising a non-ionic surfactant type emulsifying agent, a co-emulsifying agent and a solvent selected from the group consisting of hexadecane and isomers thereof and dodecane and isomers thereof, said cosmetic microemulsions having particle diameter smaller than 100 nm. Preferably, this cosmetic microemulsion is used in the form of a pre-shampoo and has particles with a diameter on the order of 40 nm.
    Type: Application
    Filed: August 27, 2004
    Publication date: July 19, 2007
    Inventors: Karla Araujo, Jean-Luc Gezstesi