Patents by Inventor Hannele Nurmi

Hannele Nurmi 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: 6881876
    Abstract: The invention relates to a material structure for use in absorbent articles, and an absorbent article comprising such a material structure. The material structure (1) comprises a liquid-pervious cover layer (2), a liquid-impervious cover layer (3), and an absorbent structure (4, 4?) enclosed between the cover layers (2, 3). Thereby, the absorbent structure (4, 4?) comprises polylactide fibres or filaments, the properties of which contributing to a rapid acquisition of liquid through the liquid-pervious cover layer (2) for absorption into the absorbent structure (4, 4?) also when the material structure (1) is subjected to repeated wettings. The invention can advantageously be applied within the field of absorbent hygiene articles, such as different types of diapers and incontinence guards, sanitary napkins, pantyliners, and the like.
    Type: Grant
    Filed: May 21, 2001
    Date of Patent: April 19, 2005
    Assignee: SCA Hygiene Products AB
    Inventors: Hannele Nurmi, Anders Silfverstrand, Anna-Karin Jönbrink, Eva Simmons, Elisabeth Lakso, Gunilla Himmelman
  • Patent number: 6689116
    Abstract: An absorbent article, such as a diaper, a pants-type diaper, an incontinence protector or a pants-like sanitary napkin, having a front part, a rear part and an intermediate central part. The article includes an absorbent body enclosed between an inner, liquid-permeable sheet and a liquid-impermeable outer sheet, and fastener devices for releasably connecting side-portions of the front and rear parts. The fastener devices are made of a renewable material. The fastener devices are welded to at least one of the sheets of the article and the fastener devices and the sheets are made of a material having a glass transition temperature which lies between 50-60° C. and a melting point which lies between 140-180° C., preferably between 150-175° C.
    Type: Grant
    Filed: November 20, 2001
    Date of Patent: February 10, 2004
    Assignee: SCA Hygiene Products AB
    Inventors: Joakim Ekdahl, Elisabeth Lakso, Anders Silverstrand, Anders Strålin, Eva Simmons, Hannele Nurmi, Anna-Karin Jonbrink
  • Publication number: 20030004490
    Abstract: An absorbent product includes a liquid-permeable surface layer (2), a liquid-impermeable backing material (3) and an absorption body (4) enclosed between the surface layer (2) and the backing material (3). An attachment system has at least one tab (18) for detachable interaction with a landing zone (20) arranged on the front or rear portion of the product, the landing zone being designed as a strip with two long sides (26) and two short sides (25) which join the two long sides (26) together, and the landing zone (20) has a central inactive area (28) arranged centrally in the transverse direction on the landing zone, and two active areas (27) arranged one on each side of the central inactive area (28) so that the active areas extend in the transverse direction from the central inactive area (28) to the short sides (25) of the landing zone.
    Type: Application
    Filed: June 6, 2002
    Publication date: January 2, 2003
    Inventors: Bjorn Larsson, Britt-Louise Hoffback, Hannele Nurmi
  • Publication number: 20020032424
    Abstract: The invention relates to a material structure for use in absorbent articles, and an absorbent article comprising such a material structure. The material structure (1) comprises a liquid-pervious cover layer (2), a liquid-impervious cover layer (3), and an absorbent structure (4, 4′) enclosed between the cover layers (2, 3). Thereby, the absorbent structure (4, 4′) comprises polylactide fibres or filaments, the properties of which contributing to a rapid acquisition of liquid through the liquid-pervious cover layer (2) for absorption into the absorbent structure (4, 4′) also when the material structure (1) is subjected to repeated wettings. The invention can advantageously be applied within the field of absorbent hygiene articles, such as different types of diapers and incontinence guards, sanitary napkins, pantyliners, and the like.
    Type: Application
    Filed: May 21, 2001
    Publication date: March 14, 2002
    Inventors: Hannele Nurmi, Anders Silfverstrand, Anna-Karin Jornbrink, Eva Simmons, Elisabeth Lakso, Gunilla Himmelman