Patents by Inventor Dirk I. H. Nijns

Dirk I. H. Nijns 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).

  • Process for the manufacture of multilayered wound dressings
    Patent number: 6765123
    Abstract: A continuous process for manufacturing a multilayered wound dressing including an apertured wound contact layer, an absorbent material layer and a backing layer, including (a) providing a substantially continuous first web comprising the wound contact layer and a first process release liner; (b) forming a plurality of apertures through the wound contact layer; (c) applying the absorbent material layer to the wound contact layer; (d) laminating a substantially continuous web of the backing layer over the absorbent material layer to form the composite web; and (e) cutting individual multilayered wound dressings from the composite web.
    Type: Grant
    Filed: December 21, 2001
    Date of Patent: July 20, 2004
    Assignee: Avery Dennison Corporation
    Inventors: Johannes H. A. de Jong, Roger D. A. Lipman, Patrick Thomas, Dirk I. H. Nijns
  • Process for the manufacture of multilayered wound dressings
    Publication number: 20030120229
    Abstract: A continuous process for manufacturing a multilayered wound dressing including an apertured wound contact layer, an absorbent material layer and a backing layer, including (a) providing a substantially continuous first web comprising the wound contact layer and a first process release liner; (b) forming a plurality of apertures through the wound contact layer; (c) applying the absorbent material layer to the wound contact layer; (d) laminating a substantially continuous web of the backing layer over the absorbent material layer to form the composite web; and (e) cutting individual multilayered wound dressings from the composite web.
    Type: Application
    Filed: December 21, 2001
    Publication date: June 26, 2003
    Inventors: Johannes H.A. de Jong, Roger D. A. Lipman, Patrick Thomas, Dirk I. H. Nijns