Patents by Inventor Günther Sachau

Günther Sachau 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).

  • Skin or wound pad containing encapsulated substances which promote the healing of wounds and/or are used for skin care
    Publication number: 20060182787
    Abstract: A skin or wound contact material which comprises a polycondensate matrix and a water-absorbing polymer incorporated therein. The water-absorbing polymer is doped with a wound healing promoter substance and/or a skin care substance.
    Type: Application
    Filed: January 6, 2006
    Publication date: August 17, 2006
    Applicant: Beiersdorf AG
    Inventors: Jan Jaenichen, Guenther Sachau, Carsten Hartkopf, Thorsten Berg
  • Dressing
    Patent number: 6822132
    Abstract: A dressing especially for covering wounds or preventing or treating blisters, comprising a water vapor pervious carrier film uniformly covered with an adhesive layer, wherein there is centrally disposed on the adhesive layer a water vapor pervious polyurethane matrix which is beveled from an especially central point to the edge of the adhesive layer, although the periphery of the adhesive layer is at least partially not covered by the polyurethane matrix.
    Type: Grant
    Filed: September 13, 2001
    Date of Patent: November 23, 2004
    Assignee: Beiersdorf AG
    Inventors: Helge Ahrens, Carsten Hartkopf, Jochen Kenndoff, Ulrich Köhler, Dirk Lenz, Robert Mayan, Günther Sachau, Ingrid Wesselkamp
  • Production of multilayered thin plasters comprising a carrier material based on polyurethane
    Patent number: 6616793
    Abstract: A process for producing multilayered thin plasters with a carrier material based on polyurethane with the steps of applying at least one layer of uncured polyurethane to a transfer layer, applying an adhesive composition to a release layer, laminating the uncured polyurethane on the transfer layer and the adhesive composition on the release layer together using a doctor blade, passing the laminate through nip rolls downstream of the doctor blade, and rolled out the uncured polyurethane and adhesive composition to the ultimate thickness.
    Type: Grant
    Filed: September 20, 2001
    Date of Patent: September 9, 2003
    Assignee: Beiersdorf AG
    Inventors: Holger Kartheus, Andreas Beckmann, Jürgen Christian Quandt, Klaus Ruhnau, Günther Sachau, Thomas Möller
  • Hydrophilic, self-adhesive polyurethane gel substances
    Patent number: 6191216
    Abstract: The invention relates to improved hydrophilic, polyurethane gel substances and foams, the use of polyurethane gel substances for pressure-distributing, in particular self-adhesive polyurethane-(foam) gels, and the use of said polyurethane gel substances for moulded structures and adhesive coatings.
    Type: Grant
    Filed: November 3, 1998
    Date of Patent: February 20, 2001
    Assignee: Bayer A.G.
    Inventors: Otto Ganster, Jörg Büchner, Jochen Werner Kenndoff, Günther Sachau