Patents Assigned to Rostam Ltd.
  • pH reducing formulation
    Patent number: 7892218
    Abstract: A formulation effective in reducing the pH in a menstruating vagina or in a tampon inserted therein to below pH 5.5, comprising (a) 3-100% by weight of glycolide; (b) optionally 97-15% by weight of a solid organic acid; and (c) optionally 5-30% of a wetting agent. Also disclosed is a catamenial tampon for insertion in a human vagina which comprises the pH reducing formulation.
    Type: Grant
    Filed: March 3, 2004
    Date of Patent: February 22, 2011
    Assignee: Rostam Ltd.
    Inventors: Theodor Stern, Ram Kluger