Patents by Inventor Ann Samuelsson

Ann Samuelsson 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).

  • Publication number: 20020055727
    Abstract: The invention relates to an absorbent product having a longitudinal direction and a transverse direction and comprising a front and a rear end portion (8, 10), an intermediate crotch portion (12), edges extending in the longitudinal direction and in the transverse direction, an upper, liquid-permeable surface layer (2), a lower, liquid-impermeable surface layer (4), an absorbent body (6) arranged between the surface layers (2, 4) and comprising edges in the longitudinal direction and in the transverse direction, liquid barriers (5) extending in the longitudinal direction arranged essentially parallel to those edges of the product running in the longitudinal direction, the liquid barriers (5) each having a free edge (7), side flaps (3) extending in the longitudinal direction outside the liquid barriers (5) and comprising parts of at least one of the surface layers (2, 4), and elastic elements (11; 14; 30) extending in the longitudinal direction and fastened to the liquid barriers (5) or to the side flaps (3),
    Type: Application
    Filed: October 19, 2001
    Publication date: May 9, 2002
    Inventors: Ing-Britt Magnusson, Ann Samuelsson
  • Patent number: 6350257
    Abstract: The invention relates to an absorbent article such as a sanitary napkin, an incontinence guard, or a panty-liner, which article has a generally elongated shape with a longitudinal direction and a transverse direction and exhibits two side edges (9, 10), two end portions (6, 7), and a crotch portion (8) located between the end portions (6, 7), which article further exhibits a liquid-pervious cover layer (2), intended to be facing the user during use, and a liquid-impervious cover layer (3), intended to be facing away from the user during use. The article comprises at least within the crotch portion (8) a stiffening element (15) of a material with a very high intrinsic stiffness, whereby the article in the crotch portion (8) has an extension in the transverse direction which during use of the article is between 40 mm and 15 mm and preferably is between 20 mm and 35 mm.
    Type: Grant
    Filed: August 2, 1999
    Date of Patent: February 26, 2002
    Assignee: SCA Hygiene Products AB
    Inventors: Camilla Björklund, Urban Widlund, Ann Samuelsson, Solgun Drevik, Anders Gustafsson
  • Patent number: 6325786
    Abstract: The invention relates to an absorbent article such as a sanitary napkin, an incontinence guard or a panty-liner, which article has a generally elongated shape with a longitudinal direction and a transverse direction and exhibits two long sides, two short sides, two end portions and a central portion, located between the end portions, and exhibiting a transversely extending cross-sectional line from which the width of the article increases in a direction towards a short side of the article, whereby the end portion located at the short side exhibits a maximum width which is larger than the width of the central portion, whereby the article changes inclination at the cross-sectional line, whereby the inclination is defined by an angle between the long side of the article and a longitudinal line parallel to the longitudinal direction of the article, which article exhibits a width of the central portion which has an upper limit of 60 mm, and an angle of 30-90°, and the article has a stiffness, at least in the f
    Type: Grant
    Filed: August 12, 1999
    Date of Patent: December 4, 2001
    Assignee: SCA Hygiene Products AB
    Inventors: Camilla Björklund, Urban Widlund, Ann Samuelsson, Solgun Drevik, Anders Gustafsson
  • Patent number: 6100442
    Abstract: An absorbent article such as a sanitary napkin, a panty liner or an incontinence pad, which is intended to be substantially accommodated within a user's panties and comprising an upper absorbent part (2) and a lower absorbent part (3), whereby the upper absorbent part (2) forms a raised portion (26) projecting from the lower absorbent part (3) and has a lesser extension in the transverse direction of the article than the lower absorbent part (3). A porous liquid acquisition layer (28) is arranged between the two absorbent parts (2,3) and has a density which is less than the density in both the upper absorbent part (2) and the lower absorbent part (3).
    Type: Grant
    Filed: June 19, 1998
    Date of Patent: August 8, 2000
    Assignee: SCA Hygiene Products Aktiebolag
    Inventors: Ann Samuelsson, Charlotte Persson, Solgun Drevik
  • Patent number: 6024732
    Abstract: A packaging for a sanitary napkin (1) or like article, wherein the outer surface of the sanitary napkin is at least partially adhesive and the napkin is folded so that the adhesive outer surface thereof faces towards the packaging material. The packaging material presents a relatively small surface area for contact with the outer surface of the sanitary napkin.
    Type: Grant
    Filed: March 5, 1998
    Date of Patent: February 15, 2000
    Assignee: SCA Molnlycke AB
    Inventor: Ann Samuelsson
  • Patent number: 6013066
    Abstract: An absorbent article, such as a sanitary napkin, a panty pad or a guard for persons afflicted with light incontinence, intended to be worn in the crotch part of underwear and having a generally elongated shape which includes two long sides (5, 6), two short sides (7, 8), two end parts (10, 11), a central part (9) between the end parts, a liquid-permeable sheet (2) intended to face towards the wearer's body, a liquid-impermeable sheet (3) intended to face away from the wearer's body, and an absorbent layer (4) located between these sheets, wherein the article further includes a main body (1) and at least two fastener flaps (12, 13) located on the liquid-impermeable sheet of the article, wherein the flaps are arranged to take a first use position A in which they form an angle .alpha.
    Type: Grant
    Filed: September 5, 1997
    Date of Patent: January 11, 2000
    Assignee: SCA Molnycke AB
    Inventor: Ann Samuelsson