Patents by Inventor Lihuan Wu

Lihuan Wu 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).

  • Cleansing bar compositions comprising a high level of water
    Patent number: 8080503
    Abstract: Cleansing bar compositions having high water content comprise: (a) at least about 15%, by weight of the composition, of water; (b) from about 40% to about 84%, by weight of the composition, of soap; and (c) from about 1% to about 15%, by weight of the composition, of inorganic salt. The bar compositions further comprise a component selected from the group consisting of carbohydrate structurant, humectant, free fatty acid, synthetic surfactants, and mixtures thereof. The bar compositions preferably have a Water Activity (“Aw”) of less than about 0.95, preferably less than about 0.90, and more preferably less than about 0.85. The bar compositions are preferably manufactured by a milling process.
    Type: Grant
    Filed: December 1, 2006
    Date of Patent: December 20, 2011
    Assignee: The Procter & Gamble Company
    Inventors: Charlie Reyes Salvador, Chunpeng Jiang, Lihuan Wu, Toshihiko Okano, Yan Zhang, Pamela Angeles Diocos, Daniel Samuel Samaco Perez
  • Cleansing bar compositions comprising a high level of water
    Publication number: 20070155639
    Abstract: Cleansing bar compositions having high water content comprise: (a) at least about 15%, by weight of the composition, of water; (b) from about 40% to about 84%, by weight of the composition, of soap; and (c) from about 1% to about 15%, by weight of the composition, of inorganic salt. The bar compositions further comprise a component selected from the group consisting of carbohydrate structurant, humectant, free fatty acid, synthetic surfactants, and mixtures thereof. The bar compositions preferably have a Water Activity (“Aw”) of less than about 0.95, preferably less than about 0.90, and more preferably less than about 0.85. The bar compositions are preferably manufactured by a milling process.
    Type: Application
    Filed: December 1, 2006
    Publication date: July 5, 2007
    Inventors: Charlie Salvador, Chunpeng Jiang, Lihuan Wu, Toshihiko Okano, Yan Zhang, Pamela Diocos, Daniel Perez
  • Cleansing bar compositions comprising a high level of water
    Publication number: 20070021314
    Abstract: Cleansing bar compositions having high water content comprise: (a) at least about 15%, by weight of the composition, of water; (b) from about 40% to about 84%, by weight of the composition, of soap; and (c) from about 1% to about 15%, by weight of the composition, of inorganic salt. The bar compositions further comprise a component selected from the group consisting of carbohydrate structurant, free fatty acid, synthetic surfactants, and mixtures thereof. The bar compositions preferably have a Water Activity (“Aw”) of less than about 0.95, preferably less than about 0.90, and more preferably less than about 0.85. The bar compositions are preferably manufactured by a milling process.
    Type: Application
    Filed: June 15, 2006
    Publication date: January 25, 2007
    Inventors: Charlie Salvador, Chunpeng Jiang, Lihuan Wu, Toshihiko Okano, Yan Zhang