Patents Assigned to Yves Saint Laurent Parfumes
  • Patent number: 5252555
    Abstract: The invention relates to a non-alcoholic perfuming product comprising a lipophilic phase based on a concentrate of odoriferous substance or perfume and a water-soluble phase, the said phases being combined in a microemulsion and the content of concentrate of odoriferous substances being between approximately 5 and 50% by weight of the product, a surfactant based on polyethylene glycol, a first cosurfactant based on polyglycerol and a second cosurfactant based on ether phosphate also being combined in the microemulsion.Application to the production of cosmetic products.
    Type: Grant
    Filed: May 28, 1992
    Date of Patent: October 12, 1993
    Assignee: Yves Saint Laurent Parfumes
    Inventors: Nathalie Dartnell, Bernard Breda
  • Patent number: 4880139
    Abstract: The present invention relates to a casing with invisible hinge, wherein the receptacles respectively of the two hinge axes are made in one of the side walls of an inner element and emerge outwardly to permit the introduction of the axes of the hinge respectively into the two receptacles during the fitting of the two half-casings forming the casing. An outer element fits on the inner element to completely close both receptacles at one of its corresponding side walls, thus rendering the hinge invisible from the outside.
    Type: Grant
    Filed: February 3, 1988
    Date of Patent: November 14, 1989
    Assignee: Yves Saint Laurent Parfumes
    Inventors: Bernard Jumel, Charles Pileur