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).
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Publication number: 20220087879Abstract: A sanitary article comprises a fluid permeable surface layer and a backsheet. The backsheet is provided with an adhesive in at least one adhesive region arranged on an outwardly oriented side for attachment of the sanitary article to an undergarment on a user-facing side of the undergarment and at least one adhesive-free region arranged on the outwardly oriented side. The surface layer is an air-through-bonded fibrous nonwoven surface layer having a basis weight of from 14 to 30 g/m2 and a density of from 20 to 90 kg/m3. The adhesive-free region extends in the longitudinal direction and the transverse width of the adhesive-free region is from 7% to 40% of total transverse width of the backsheet, as measured at a widest transverse width of the backsheet in the rear portion.Type: ApplicationFiled: February 15, 2019Publication date: March 24, 2022Applicant: Essity Hygiene and Health AktiebolagInventors: Philip BLOMSTRÖM, Ann SAMUELSSON
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Patent number: 9987174Abstract: An absorbent article including at least two stacked absorbent pads which are releasably attached to each other, one being a first, user facing, absorbent pad and another being a second, garment facing, absorbent pad. The absorbent pads each have a liquid permeable topsheet; a backsheet; a first and second end region and a central region in the longitudinal direction; first and second lateral margins; and first and second transverse margins. The first and second absorbent pads are releasably attached to each other by joints along at least part of the respective first and second lateral margins in at least one of said end regions. The first and second absorbent pads are furthermore unattached from each other in an unattached region along at least a part of the transverse margins in the end region including the joints along the lateral margins. The first absorbent pad has a greater width, at least between the joints along the lateral margins in the end region, than the second absorbent pad.Type: GrantFiled: November 6, 2013Date of Patent: June 5, 2018Assignee: SCA HYGIENE PRODUCTS ABInventor: Ann Samuelsson
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Publication number: 20160296385Abstract: An absorbent article including at least two stacked absorbent pads which are releasably attached to each other, one being a first, user facing, absorbent pad and another being a second, garment facing, absorbent pad. The absorbent pads each have a liquid permeable topsheet; a backsheet; a first and second end region and a central region in the longitudinal direction; first and second lateral margins; and first and second transverse margins. The first and second absorbent pads are releasably attached to each other by joints along at least part of the respective first and second lateral margins in at least one of said end regions. The first and second absorbent pads are furthermore unattached from each other in an unattached region along at least a part of the transverse margins in the end region including the joints along the lateral margins. The first absorbent pad has a greater width, at least between the joints along the lateral margins in the end region, than the second absorbent pad.Type: ApplicationFiled: November 6, 2013Publication date: October 13, 2016Applicant: SCA Hygiene Products ABInventor: Ann SAMUELSSON
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Publication number: 20150313763Abstract: A folded absorbent product includes at least one fold in the transverse direction of the product and an absorption body. The absorption body includes, in its thickness direction, a liquid-receiving, flexible foam layer and a liquid-absorbent fibrous layer. The liquid-receiving flexible foam layer has a total surface in the plane extension of the product that at least covers the entire surface of the liquid-absorbent, fibrous layer in the plane extension; and has a bending stiffness that is lower than 0.30 newtons measured according to the modified Circular Bend Procedure method and the liquid-absorbent. The fibrous layer has a bending stiffness that is greater than 2.0 newtons measured according to the modified Circular Bend Procedure method.Type: ApplicationFiled: December 20, 2012Publication date: November 5, 2015Applicant: SCA HYGIENE PRODUCTS ABInventors: Anna BAGGER-SJÖBÄCK, Shabira ABBAS, Angelica BURVALL, Lisa PALMQVIST, Ann SAMUELSSON
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Publication number: 20110319857Abstract: A stiffening element for an absorbent article designed to, at least during use of the article, provide the article with a predetermined shape that enhances the fit of the article to a wearer's body. The stiffening element has a length in a longitudinal direction and a width in a transverse direction, an upper side intended to face towards a wearer during use of the article, and a lower side intended to face away from the wearer during use of the article. The stiffening element extends in the longitudinal direction over at least a part of both a front portion and a crotch portion. The stiffening element has a width at a transition between the front and crotch portions that is less than the width in the front portion. At least a part of both the upper side and the lower side of the stiffening element exhibit mechanical fastening properties.Type: ApplicationFiled: March 6, 2009Publication date: December 29, 2011Applicant: SCA HYGIENE PRODUCTS ABInventors: Solgun Drevik, Ann Samuelsson
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Patent number: 7867208Abstract: An absorbent article (10) includes an absorbent core (12) disposed between an inner coversheet (14) and an outer coversheet (16). The article further includes at least one disposal fastener (18) which is directly or indirectly joined to the outer coversheet (16). The disposal fastener (18) includes a fastening element (20) which allows the article to be secured in a configuration that provides a convenient disposal after the article has been used. The disposal fastener (18) is covered by a material layer (22) having a surface area such that it extends beyond the disposal fastener (18). The material layer (22) is attached to or forms an integral part of the outer coversheet (16) so as to keep the disposal fastener (18) hidden when not in use. The material layer (22) is releasable from the outer coversheet (16) so as to expose the disposal fastener (18) for use.Type: GrantFiled: November 30, 2007Date of Patent: January 11, 2011Assignee: SCA Hygiene Products ABInventors: Ann Samuelsson, At J. Plasman, Pontus Winqvist, Ingemar Fernfors, Anna-Gerd Doverbo
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Publication number: 20080103470Abstract: An absorbent article (10) includes an absorbent core (12) disposed between an inner coversheet (14) and an outer coversheet (16). The article further includes at least one disposal fastener (18) which is directly or indirectly joined to the outer coversheet (16). The disposal fastener (18) includes a fastening element (20) which allows the article to be secured in a configuration that provides a convenient disposal after the article has been used. The disposal fastener (18) is covered by a material layer (22) having a surface area such that it extends beyond the disposal fastener (18). The material layer (22) is attached to or forms an integral part of the outer coversheet (16) so as to keep the disposal fastener (18) hidden when not in use. The material layer (22) is releasable from the outer coversheet (16) so as to expose the disposal fastener (18) for use.Type: ApplicationFiled: November 30, 2007Publication date: May 1, 2008Applicant: SCA Hygiene Products ABInventors: Ann Samuelsson, At Plasman, Pontus Winqvist, Ingemar Fernfors, Anna-Gerd Doverbo
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Patent number: 6932801Abstract: The present invention relates to an absorbent article in the form of a sanitary napkin, a panty liner or an incontinence protector and comprising a front portion, a rear portion, a liquid-permeable top sheet (2), a liquid-impermeable backing sheet (3), and an absorbent body (1) enclosed between the top and backing sheets, wherein the rear portion of the article includes a longitudinally extending ridge-shaped elevation (9) that projects out from that side of the article that contains the top sheet. According to the invention a central string of material (8) extends in the rear portion of the article and the absorbent body (1) between the top sheet (2) and the backing sheet (3) in the rear portion of the article extends around the long sides of said string. The invention also relates to a method of manufacturing such an article.Type: GrantFiled: September 6, 2000Date of Patent: August 23, 2005Assignee: SCA Hygiene Products ABInventor: Ann Samuelsson
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Patent number: 6932799Abstract: 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: GrantFiled: October 19, 2001Date of Patent: August 23, 2005Assignee: SCA Hygiene Products ABInventors: Ing-Britt Magnusson, Ann Samuelsson
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Publication number: 20050113777Abstract: An absorbent article, such as diapers, sanitary napkins, panty-liners, or incontinence guards for light incontinence, in which an absorption body comprises an absorption sheet. In the longitudinal direction, the absorption sheet is divided into a rear portion, a front portion and a central portion extending between these, the absorbent article comprising an elevation placed on the absorption sheet. The rear portion is divided, in the lateral direction, into two side portions and, extending between these, an open intermediate portion formed by cutting out a fold element from the absorption sheet, the fold element constituting a part of the absorption sheet which is folded over itself and thus forms the elevation.Type: ApplicationFiled: November 6, 2004Publication date: May 26, 2005Applicant: SCA HYGIENE PRODUCTS ABInventors: Ann Samuelsson, Susanne Johansson
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Patent number: 6824537Abstract: An absorbent article is provided in the form of a sanitary napkin, a panty liner or an incontinence protector, having an elongated body that includes an expansion element for permitting the body to expand in a direction generally transversely to the elongated body. The elongated body is flat and has a liquid-permeable sheet that is intended to face toward the wearer's body, a liquid-impermeable sheet that is intended to face towards a wearer's garment, and an absorbent layer disposed between the liquid-permeable sheet and the liquid-impermeable sheet. The liquid-impermeable sheet may include a fastener for enabling the absorbent article to be releasably fastened to the garment. The expansion element may include a pleat which extends only partially along the elongated body.Type: GrantFiled: August 12, 2002Date of Patent: November 30, 2004Assignee: SCA Hygiene Products ABInventor: Ann Samuelsson
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Patent number: 6783519Abstract: An absorbent article such as a sanitary napkin, a panty liner and an incontinence napkin for the absorption of urine or faeces and intended to be carried inside the crotch part of the wearer's underwear, wherein said article has two long sides (15, 16), a first short side (17), a second short side (18), a liquid-permeable casing sheet (3) intended to lie proximal to the wearer in use, a liquid-impermeable casing sheet (2) intended to lie distal from the wearer in use, an absorbent core (4) between said sheets (2, 3), said core comprising one or more layers of material, an adhesive fastener means (6) which functions to affix the article to the wearer's underwear and which is disposed on that side of the liquid-impermeable casing sheet (2) that lies distal from the wearer in use, and a removable protective layer (40) which covers the adhesive fastener means (6) and which has a first short side that faces towards the first short side of said article and a second short side which faces towards the seconType: GrantFiled: December 10, 2001Date of Patent: August 31, 2004Assignee: SCA Hygiene Products ABInventor: Ann Samuelsson
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Patent number: 6579272Abstract: A forming element for an absorbent article, such as a sanitary napkin, an incontinence protector or a panty shield, which forming element is formed of a rigid material and exhibits a principally elongate form with a longitudinal direction and a transverse direction, an upper side, an underside, two short sides and two long sides, a first and a second end portion and an intermediate portion situated between the end portions, and wherein the forming element exhibits one or several corrugations.Type: GrantFiled: May 11, 1999Date of Patent: June 17, 2003Assignee: SCA Hygiene ProductsInventors: Ann Samuelsson, Charlotte Persson, Pascale Cabelduc, Solgun Drevik
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Patent number: 6524291Abstract: The invention relates to an absorbent article such as a sanitary napkin, an incontinence guard, or a panty-liner, which article has a substantially elongated shape with a longitudinal direction and a transverse direction and also exhibits two side edges (9, 10), a front edge (11) and a rear edge (12), a front portion (6) and a rear portion (7), and a crotch portion (8) situated between the front portion (6) and the rear portion (7), which article furthermore exhibits a liquid-impervious surface (2) and a liquid-impervious surface (3). At least within the front portion (6) and the crotch portion (8), the article exhibits high bending stiffness against bending along transversely extending bending lines, whereby the front portion (6) and the crotch portion (8) of the article exhibit high shape permanence during use of the article.Type: GrantFiled: August 4, 1999Date of Patent: February 25, 2003Assignee: SCA Hygiene Products ABInventors: Camilla Björklund, Urban Widlund, Ann Samuelsson, Solgun Drevik, Anders Gustafsson
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Patent number: 6508795Abstract: An absorbent article such as a sanitary napkin, an incontinence pad, panty liner or the like, which article is intended to be substantially accommodated within a user's panties and comprising an absorbent upper part (2) and an absorbent lower part (3), which two parts are mutually joined in such a manner that the article, at least in its mid portion (26), presents an elongate cavity between the upper part (2) and the lower part (3) which is maintained during use.Type: GrantFiled: December 8, 1999Date of Patent: January 21, 2003Assignee: SCA Hygiene Products ABInventors: Ann Samuelsson, Charlotte Persson
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Publication number: 20020178482Abstract: The invention relates to a washing glove (101) for single usage, comprising a first material piece (102), having a principal extent in one plane, and a second material piece (103), having an extent substantially parallel with the first material piece. The first and second material piece (102, 103) are joined together and form a pocket (110) situated between the first and second material piece (102, 103), which pocket, at least during use, has an opening (111) for introduction of a hand, the material pieces (102, 103) comprising surfaces (117, 119) orientated toward the pocket (110) of the washing glove (101) and opposing surfaces (118, 120) orientated toward the outside of the washing glove (101).Type: ApplicationFiled: June 3, 2002Publication date: December 5, 2002Applicant: SCA HYGIENE PRODUCTS ABInventors: Ann Samuelsson, Roy Hansson, Robert Kling
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Patent number: 6482193Abstract: An absorbent article intended for female users, has such a form and size that it can principally be accommodated in the crotch part of a pair of underpants, a longitudinal direction, a transverse direction and a thickness direction. The article displays a liquid-permeable surface (2), and a liquid-impermeable surface (3), and also an absorbent core consisting of at least one absorbent body (5) arranged between the two surfaces (2, 3). A raised portion (7) extending in the longitudinal direction and displaying two end portions is arranged at the liquid-permeable surface (2) of the article. The raised portion (5) displays spacing elements (16) which during use of the article create channels (17) for the flow of liquid between the raised portion (5) and the body of the user.Type: GrantFiled: September 26, 2000Date of Patent: November 19, 2002Assignee: SCA Hygiene Products ABInventors: Ann Samuelsson, Charlotte Persson, Pascale Cabelduc, Solgun Drevik
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Patent number: 6428524Abstract: A pants-type sanitary napkin or incontinence guard for women including a front part, a back part and an intermediate crotch part. An elastically stretchable waist border includes first and second side parts and central parts disposed therebetween. The opposing side edges of the front part and the back part are joined together by the first and second side parts of the waist border. The elasticized waist border has a greater resistance to stretch in the first and second side parts than in the central parts thereof, when no load is acting on the sanitary napkin or guard.Type: GrantFiled: April 23, 1997Date of Patent: August 6, 2002Assignee: SCA Hygiene Products ABInventors: Kerstin Johansson, Roy Hansson, Ann Samuelsson
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Patent number: 6425890Abstract: The invention relates to an absorbent article intended for female users, such as a sanitary napkin, or an incontinence guard, having such a shape and size that it may be substantially accommodated in the crotch region of a pair of panties and having a longitudinal direction, a transverse direction and a thickness direction. The article exhibits a liquid-pervious cover layer and a liquid-impervious cover layer and further an absorbent core consisting of at least one absorbent body, arranged between the two surfaces, and wherein a hump is arranged at the liquid-pervious cover layer of the article. The invention is characterized in that the hump is substantially shape permanent in the transverse direction of the article, both in a wet and in a dry state, and to such an extent that the hump (16) is not deformed in the transverse direction, either temporarily or permanently, by the forces acting on the hump during use of the article.Type: GrantFiled: September 1, 1999Date of Patent: July 30, 2002Assignee: SCA Hygiene Products ABInventors: Ann Samuelsson, Annelie Johansson, Camilla Björklund, Solgun Drevik, Urban Widlund
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Publication number: 20020087132Abstract: An absorbent article such as a sanitary napkin, a panty liner and an incontinence napkin for the absorption of urine or faeces and intended to be carried inside the crotch part of the wearer's underwear, wherein said article has two long sides (15, 16), a first short side (17), a second short side (18), a liquid-permeable casing sheet (3) intended to lie proximal to the wearer in use, a liquid-impermeable casing sheet (2) intended to lie distal from the wearer in use, an absorbent core (4) between said sheets (2, 3), said core comprising one or more layers of material, an adhesive fastener means (6) which functions to affix the article to the wearer's underwear and which is disposed on that side of the liquid-impermeable casing sheet (2) that lies distal from the wearer in use, and a removable protective layer (40) which covers the adhesive fastener means (6) and which has a first short side that faces towards the first short side of said article and a second short side which faces towards the second short siType: ApplicationFiled: December 10, 2001Publication date: July 4, 2002Inventor: Ann Samuelsson