Patents by Inventor Sandra Liliana Tan

Sandra Liliana Tan 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).

  • ANTIBACTERIAL CLEANSING COMPOSITION, USES AND METHODS
    Publication number: 20230372219
    Abstract: An antibacterial cleansing composition including from about 0.01% to about 1% of chloroxylenol by weight of the composition; from about 5% to about 15% of sodium lauryl sulfate by weight of the composition; from about 1% to about 5% of a co-surfactant by weight of the composition, wherein the co-surfactant is selected from zwitterionic surfactant, amphoteric surfactant, nonionic surfactant, or combinations thereof; wherein the weight ratio of sodium lauryl sulfate to the co-surfactant ranges from about 3:1 to about 5:1; and wherein the composition comprises a pH of from about 2 to about 5.
    Type: Application
    Filed: May 18, 2023
    Publication date: November 23, 2023
    Inventors: Brian Joseph Limberg, Sandra Liliana Tan, Wei Ji, Karl Shiqing Wei
  • CLEANSING COMPOSITION WITH PYRROLIDONE CARBOXYLIC ACID
    Publication number: 20230014524
    Abstract: A cleansing composition containing pyrrolidone carboxylic acid, sodium lauryl sulfate, and a co-surfactant. The cleansing compositions can help skin maintain its natural barrier against bacteria, can help balance skin's pH, and can help skin retain moisture.
    Type: Application
    Filed: June 22, 2022
    Publication date: January 19, 2023
    Inventors: Karl Shiqing Wei, Kathleen Pearson, Sandra Liliana Tan