Patents by Inventor Susanna Elizabeth Chalmers

Susanna Elizabeth Chalmers 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).

  • Patent number: 7074981
    Abstract: In various embodiments, a wound dressing includes a wound treatment composition including at least one absorbent or adsorbent compound contained within a sheath having an operatively inner and an operatively outer wall. A surface of the operatively inner wall of the wound dressing, that is to contact a wound in use, is a substantially smooth continuous surface conveniently of a plastic inner wall, selected for easy release from a wound. The inner wall is perforated to enable exudates or slough to pass therethrough. In some embodiments, a wound treatment composition includes an absorbent material, preferably silica, for adsorbing moisture on or around a wound and a collagen, conveniently gelatin.
    Type: Grant
    Filed: May 2, 2002
    Date of Patent: July 11, 2006
    Inventor: Susanna Elizabeth Chalmers
  • Publication number: 20040138601
    Abstract: A wound dressing is provided comprising a wound treatment composition (1) including at least one absorbent or adsorbent compound contained within a sheath having an operatively inner and an operatively outer wall (5, and 6 respectively). The wound dressing is characterized in that the surface of the operatively inner wall that is to contact a wound in use is a substantially smooth continuous surface, conveniently of a plastic inner wall, selected for easy release from a wound. The inner wall is perforated (7) to enable exudate or slough to pass therethrough. The invention also provides a wound treatment composition characterized in that it comprises, in combination, an adsorbent material, preferably silica, for adsorbing moisture on or around a wound; and, a collagen, conveniently gelatin.
    Type: Application
    Filed: November 14, 2003
    Publication date: July 15, 2004
    Inventor: Susanna Elizabeth Chalmers
  • Patent number: 5643589
    Abstract: This invention relates to a pharmaceutical composition for use in treating an abnormal skin condition, such as a wound, a burn or a blister, in an animal or human. The pharmaceutical composition has an antiseptic or antimicrobial agent and a desiccant for adsorbing moisture or liquid, in and around the area of the abnormal skin, in a form such that the adsorbed moisture or liquid is not readily available to the skin.
    Type: Grant
    Filed: December 6, 1993
    Date of Patent: July 1, 1997
    Inventor: Susanna Elizabeth Chalmers