Patents by Inventor Philip James Andrews

Philip James Andrews 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).

  • APERTURED HYDROGEL COMPOSITIONS AND WOUND DRESSINGS
    Publication number: 20220273498
    Abstract: Herein is disclosed a composition comprising: a layer of water-swellable hydrogel, wherein the hydrogel has embedded therein a reinforcement sheet of liquid-water-permeable material, wherein the layer of hydrogel has a wound-facing side and a non-wound-facing side and apertures extend through the layer of hydrogel from the wound-facing side to the non-wound-facing side and through the reinforcement sheet, wherein the mean area of the apertures on at least one of the wound-facing side and non-wound-facing side of the hydrogel is at least 5 mm2.
    Type: Application
    Filed: March 16, 2022
    Publication date: September 1, 2022
    Applicant: FIRST WATER LIMITED
    Inventor: Philip James Andrews