Patents by Inventor Gunilla Himmelmann

Gunilla Himmelmann 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).

  • Bacteria trapping fibrous material
    Patent number: 7947292
    Abstract: The invention concerns the use of a fiber modified with functions capable of interacting with microbial cell wall proteins for immobilizing micro-organisms in hygiene products. Those functions are particularly capable of interacting with anionic groups and amine groups, and are especially cationic groups and aldehydes, respectively. The fibers may be synthetic or cellulosic. Also hygiene products containing these fibers are described.
    Type: Grant
    Filed: December 6, 2007
    Date of Patent: May 24, 2011
    Assignee: SCA Hygiene Products AB
    Inventors: Arie Besemer, Dorine Lisa Van Brussel-Verraest, Anne-Mieke Verwilligen, Gunilla Himmelmann, Kent Malmgren, Bo Andreasson, Carolyn Berland
  • Bacteria trapping fibrous material
    Publication number: 20100278690
    Abstract: The invention concerns the use of a fibre modified with functions capable of interacting with microbial cell wall proteins for immobilising micro-organisms in hygiene products. Those functions are particularly capable of interacting with anionic groups and amine groups, and are especially cationic groups and aldehydes, respectively. The fibres may be synthetic or cellulosic. Also hygiene products containing these fibres are described.
    Type: Application
    Filed: December 6, 2007
    Publication date: November 4, 2010
    Applicant: SCA HYGIENE PRODUCTS AB
    Inventors: Arie Besemer, Dorine Lisa Van Brussel-Verraest, Anne-Mieke Verwilligen, Gunilla Himmelmann, Kent Malmgren, Bo Andreasson, Carolyn Berland
  • Bacteria trapping fibrous material
    Publication number: 20040166144
    Abstract: The invention concerns the use of a fibre modified with functions capable of interacting with microbial cell wall proteins for immobilising micro-organisms in hygiene products. Those functions are particularly capable of interacting with anionic groups and amine groups, and are especially cationic groups and aldehydes, respectively. The fibres may be synthetic or cellulosic. Also hygiene products containing these fibres are described.
    Type: Application
    Filed: January 15, 2004
    Publication date: August 26, 2004
    Inventors: Arie Besemer, Dorine Lisa Van Brussel-Verraest, Anne-Mieke Verwilligen, Gunilla Himmelmann, Kent Malmgren, Bo Andreasson, Carolyn Berland
  • Absorbent structure comprising a highly absorbent polymer, and an absorbent article comprising the absorbent structure
    Patent number: 6383609
    Abstract: An absorbent article comprising a polysaccharide-based highly absorbent material, which is produced by desiccating a cross-linked hydrogel using a polar solvent.
    Type: Grant
    Filed: April 11, 2000
    Date of Patent: May 7, 2002
    Assignee: SCA Hygiene Products AB
    Inventors: Jeanette Annergren, Petter Bragd, Gunilla Himmelmann