Patents by Inventor Sandrine Decoster

Sandrine Decoster 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).

  • Detergent cosmetic compositions for hair use and use thereof
    Patent number: 5858341
    Abstract: Novel detergent hair compositions (shampoos) which are more particularly suitable for so-called sensitized hair, comprising a cosmetically acceptable medium containing at least one anionic surface-active agent, at least one nonionic surface-active agent, at least one conditioning agent, and at least 2% by weight relative to the total weight of the detergent hair composition of at least one carboxylic acid having a hydroxyl radical in the .alpha. position (alpha-hydroxy acid) or a derivative thereof.The compositions make it possible to obtain hair which, after washing, has enhanced lightness, smoothness, shine and mechanical strength.
    Type: Grant
    Filed: August 8, 1996
    Date of Patent: January 12, 1999
    Assignee: L'Oreal
    Inventors: Bernard Beauquey, Daniele Cauwet, Sandrine Decoster, Claude Dubief
  • Detergent cosmetic compositions comprising clay
    Patent number: 5846549
    Abstract: Novel cosmetic compositions intended for cleaning the hair, the scalp and/or the skin, based on detergent surfactants, silicone and clay are disclosed. These compositions may be used for example as shampoos or shower gels.
    Type: Grant
    Filed: March 21, 1995
    Date of Patent: December 8, 1998
    Assignee: L'Oreal
    Inventors: Bernard Beauquey, Sandrine Decoster
  • Washing composition for keratin fibres which is based on chitosan-derived polymers
    Patent number: 5571458
    Abstract: A washing composition suitable for washing keratin fibres contains at least one anionic surfactant containing one or more sulphonate groups, at least one surfactant from the family of the betaines and at least one chitosan-derived polymer, the ratio of anionic surfactant to betaine-type surfactant being greater than 0.7.
    Type: Grant
    Filed: July 28, 1994
    Date of Patent: November 5, 1996
    Assignee: L'Oreal
    Inventors: Bernard Beauquey, Sandrine Decoster