Patents by Inventor Ingrid Gustafson

Ingrid Gustafson 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: 6791005
    Abstract: An absorbent article, such as a sanitary napkin, a panty liner or a female incontinence napkin, is intended to be carried in the crotch part of the wearer inside her underwear, has a generally elongate shape and includes two long sides, two short sides, two end-portions, a center portion located between the end-portions, a liquid-permeable casing sheet that is intended to lie proximal to the wearer's body in use, a liquid-impermeable casing sheet that is intended to lie distal form the wearer's body in use, and further includes between the layers, as seen in a direction from the liquid-permeable casing sheet towards the liquid-impermeable casing sheet, a drainage layer, an absorption layer, and a hump-forming element which forms together with the drainage layer and the absorption layer a hump that projects out from the plane of the napkin on that side of the napkin which is intended to lie proximal to the wearer in the use.
    Type: Grant
    Filed: December 6, 2001
    Date of Patent: September 14, 2004
    Assignee: SCA Hygiene Products AB
    Inventors: Eje Österdahl, Åsa Johansson, Ulrika Husmark, Ingrid Gustafson, Anna Stoltze
  • Publication number: 20040113801
    Abstract: A disposable sensoring absorbent structure for detecting wetness comprises at least one absorbent layer and at least one sensing device comprising a magnetoelastic film. Such an absorbent structure enables the monitoring the status, e.g., wetness and/or at least one biological and/or chemical analyte, in an absorbent article. A change in status, such as wetness, may reflect an event, such as urination or a feces event. Also included are methods for detecting wetness and/or at least one biological and/or at least one chemical analyte, using the sensoring absorbent structure according to an embodiment of the invention.
    Type: Application
    Filed: September 5, 2003
    Publication date: June 17, 2004
    Inventors: Ingrid Gustafson, Carolyn Berland
  • Patent number: 6656170
    Abstract: An absorbent article, such as a sanitary napkin, a panty liner, or a protector from female incontinence, is intended for wear in the crotch region of the wearer inside her underclothes. The article is generally elongate in shape and has two long sides, two short sides, two end-portions, a center portion disposed between the end-portions, a liquid-permeable casing sheet intended to lie proximal to the wearer's body in use, a liquid-impermeable casing sheet intended to lie distal from the wearer's body in use, and between the layers in a direction from the liquid-permeable casing sheet and towards the liquid-impermeable casing sheet a drainage layer, an absorption layer, and a hump-forming element which together with the drainage layer and the absorption layer forms a hump which projects out from the plane of the napkin on that side of the napkin which is intended to lie proximal to the wearer in use.
    Type: Grant
    Filed: December 10, 2001
    Date of Patent: December 2, 2003
    Assignee: SCA Hygiene Products AB
    Inventors: Eje Osterdahl, Asa Johansson, Ulrika Husmark, Ingrid Gustafson, Anna Stoltze
  • Publication number: 20020087138
    Abstract: The present invention relates to an absorbent article, such as a sanitary napkin, a panty liner or a female incontinence napkin, wherein said article is intended to be carried in the crotch part of the wearer inside her underwear, and which article has a generally elongate shape and includes two long sides (14), two short sides (15), two end-portions (11, 13), a centre portion (12) located between said end-portions, a liquid-permeable casing sheet (2) that is intended to lie proximal to the wearer's body in use, a liquid-impermeable casing sheet (3) that is intended to lie distal from the wearer's body in use, and further includes between said layers (2; 3), as seen in a direction from the liquid-permeable casing sheet (2) towards the liquid-impermeable casing sheet (3), a drainage layer (50), an absorption layer (60), and a hump-forming element (70) which forms together with the drainage layer and the absorption layer a hump (80) that projects out from the plane of the napkin on that side of the napkin which
    Type: Application
    Filed: December 6, 2001
    Publication date: July 4, 2002
    Inventors: Eje Osterdahl, Asa Johansson, Ulrika Husmark, Ingrid Gustafson, Anna Stoltze
  • Publication number: 20020087133
    Abstract: An absorbent article, such as a sanitary napkin, a panty liner, or a protector from female incontinence, is intended for wear in the crotch region of the wearer inside her underclothes. The article is generally elongate in shape and has two long sides, two short sides, two end-portions, a center portion disposed between the end-portions, a liquid-permeable casing sheet intended to lie proximal to the wearer's body in use, a liquid-impermeable casing sheet intended to lie distal from the wearer's body in use, and between the layers in a direction from the liquid-permeable casing sheet and towards the liquid-impermeable casing sheet a drainage layer, an absorption layer, and a hump-forming element which together with the drainage layer and the absorption layer forms a hump which projects out from the plane of the napkin on that side of the napkin which is intended to lie proximal to the wearer in use.
    Type: Application
    Filed: December 10, 2001
    Publication date: July 4, 2002
    Inventors: Eje Osterdahl, Asa Johansson, Ulrika Husmark, Ingrid Gustafson, Anna Stoltze