Patents by Inventor Helena Corneliusson
Helena Corneliusson 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: 20240115431Abstract: The present disclosure relates to a washable outer shell (1) for an absorbent assembly (2), the outer shell (1) including an inner surface (3) and an outer surface (4), the outer shell (1) has an extension in the longitudinal direction (L) and in the transverse direction (T), the outer shell (1) comprises a front region (5), a crotch region (6) and a rear region (7), the rear region (7) including a first and a second corner region (7a,7b) and a rear central region (7c), the outer shell (1) including a first hook member (9a) provided in the first corner region (7a) and a second hook member (9b) provided in the second corner region (7b), the first corner region (7a) including a first corner outer edge (7a?) and the second corner region (7b) including a second corner outer edge (7b?), the outer shell (1) including a hook attachment zone (8).Type: ApplicationFiled: February 26, 2021Publication date: April 11, 2024Applicant: Essity Hygiene and Health AktiebolagInventors: Helena CORNELIUSSON, Mattias JOHANSSON, Ulla DANIELSSON, Karoline LENHULT
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Publication number: 20240082074Abstract: A reusable outer shell (1) for a disposable absorbent insert (2) the outer shell (1) including an inner surface (3) intended to face the absorbent insert (2) and an outer surface (4) being opposite to the inner surface (3), the outer shell (1) including a front pocket (8) and a rear pocket (9), the front pocket being adapted to receive a front portion (2a) of the absorbent insert (2) and the rear pocket being adapted to receive a rear portion (2b) of the absorbent insert (2), the front pocket having a front pocket length (lfp), and the rear pocket having a rear pocket length (lrp), and wherein the rear pocket length (lrp) is greater than the front pocket length (lfp).Type: ApplicationFiled: February 26, 2021Publication date: March 14, 2024Applicant: Essity Hygiene and Health AktiebolagInventors: Helena CORNELIUSSON, Cecilia THELIN, Mattias JOHANSSON
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Publication number: 20240041670Abstract: An absorbent article including an absorbent core sandwiched between a liquid-permeable topsheet and a liquid-impermeable backsheet, and comprises a front portion, a back portion and a crotch portion located between the front portion and the back portion. The absorbent component includes a coherent area in only the front portion and the crotch portion of the absorbent article. The absorbent component includes oblong high basis weight areas of absorbent material alternating with oblong low basis weight areas of absorbent material. The high basis weight areas of absorbent material and the low basis weight areas of absorbent material not extending into the back portion of the absorbent article. The core comprises a conformance zone with absorbent material in the back portion of the absorbent article having 5-50% of the total average basis weight of the absorbent material in the absorbent component in the front portion of the absorbent article.Type: ApplicationFiled: December 29, 2020Publication date: February 8, 2024Applicant: Essity Hygiene and Health AktiebolagInventors: Helena CORNELIUSSON, Peter AXBORN
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Patent number: 11833015Abstract: An absorbent article including an absorbent core sandwiched between a liquid-permeable topsheet and a liquid-impermeable backsheet, the article defining a front portion, a back portion and a crotch portion, wherein the absorbent core includes an absorbent component enclosed by a core cover including an upper side and a lower side, and a sealing arrangement for joining the upper and lower core cover sides and including two channel sealings, in the crotch portion, defining a first channel sealing width and a second channel sealing width, and also including two side seams along the sides of the core, wherein a centre segment having a first width is defined in the absorbent component between the channel sealings and two side segments each having a second width are defined in the absorbent component outside each channel sealing.Type: GrantFiled: December 21, 2017Date of Patent: December 5, 2023Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventors: Filip Sillerström, Helena Corneliusson, Edward Guidotti
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Publication number: 20230114320Abstract: An absorbent article comprising an absorbent core comprising absorbent material. The absorbent core is sandwiched between a liquid-permeable upper core cover layer and a lower core cover layer. The absorbent core has one or more elongated areas arranged therein, each elongated area being an absorbent material free area having a length as measured along the elongated area and a width. The upper core cover layer and the lower core cover layer in each of the one or more elongated absorbent material free areas are attached to each other within at least 2 attachment zones and at most 12 attachment zones, the attachment zones being spaced-apart in the longitudinal direction (Y) within each of the one or more absorbent material free areas.Type: ApplicationFiled: April 4, 2020Publication date: April 13, 2023Applicant: Essity Hygiene and Health AktiebolagInventors: Björn HULTANDER, Helena CORNELIUSSON
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Patent number: 11617692Abstract: An absorbent article including an absorbent core sandwiched between a liquid-permeable topsheet and a liquid-impermeable backsheet. The absorbent article includes a front portion, a back portion and a crotch portion located between the front portion and the back portion, wherein the absorbent core includes a coherent area, the coherent area being disposed in at least the front portion and the crotch portion of the absorbent article. The back portion of the absorbent article includes a conformance zone, the conformance zone including a plurality of absorbent clusters.Type: GrantFiled: June 30, 2020Date of Patent: April 4, 2023Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventors: Peter Axborn, Anders Östin, Helena Corneliusson
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Publication number: 20220362065Abstract: An absorbent article includes an absorbent core. The absorbent core includes an absorbent component enclosed by a core cover. The absorbent component includes a coherent area having an extension of the absorbent article and having an extension in the transverse direction over a full width of the absorbent component, the coherent area having a front edge and a back edge. The absorbent component includes high density areas of absorbent material alternating with low density areas of absorbent material. The high density areas and the low density areas extending in the longitudinal direction of the absorbent article in the front portion and/or in the crotch portion of the absorbent article. The back portion of the absorbent article includes a conformance zone comprising absorbent material. The coherent area and the conformance zone are separated by an area substantially free from absorbent material.Type: ApplicationFiled: July 7, 2020Publication date: November 17, 2022Applicant: Essity Hygiene and Health AktiebolagInventors: Peter AXBORN, Helena CORNELIUSSON
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Publication number: 20220354711Abstract: An absorbent article includes an absorbent core. The article has a central longitudinal axis and a central transverse axis extending perpendicular to said longitudinal axis, the absorbent article having a front end edge and a back end edge. The absorbent article has a front portion, a back portion and a crotch portion. The absorbent core includes a coherent area disposed in at least the front portion and the crotch portion. The coherent area is in an absorbent component. The core cover includes a sealing arrangement for joining the upper and lower sides in the form of at least one sealed channel. The sealed channel is free or substantially free from absorbent material. The absorbent component includes oblong high density areas extending in the longitudinal direction at least in the front portion of the absorbent article.Type: ApplicationFiled: June 30, 2020Publication date: November 10, 2022Applicant: Essity Hygiene and Health AktiebolagInventors: Peter AXBORN, Helena CORNELIUSSON, Cecilia THELIN
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Publication number: 20220313503Abstract: An absorbent article including an absorbent core sandwiched between a liquid-permeable topsheet and a liquid-impermeable backsheet. The absorbent article includes a front portion, a back portion and a crotch portion located between the front portion and the back portion, wherein the absorbent core includes a coherent area, the coherent area being disposed in at least the front portion and the crotch portion of the absorbent article. The back portion of the absorbent article includes a conformance zone, the conformance zone including a plurality of absorbent clusters.Type: ApplicationFiled: June 30, 2020Publication date: October 6, 2022Applicant: Essity Hygiene and Health AktiebolagInventors: Peter AXBORN, Anders ÖSTIN, Helena CORNELIUSSON
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Publication number: 20220192898Abstract: An absorbent article includes a liquid-permeable topsheet, a liquid impermeable backsheet and an absorbent core positioned intermediate the liquid permeable topsheet and the liquid impermeable backsheet, each layer having a skin-facing side, the absorbent article being arranged along a longitudinal axis and a transversal axis extending in a perpendicular direction in relation to the longitudinal axis, and the absorbent article defining a front portion having a front edge, a back portion having a back edge and a crotch portion intermediate the front portion and the back portion, wherein the back portion of the absorbent article further includes a transversally extending capture layer, wherein the capture layer includes an outboard transversal edge facing the back edge and two longitudinal edges being sealed to any part of the absorbent article, wherein the capture layer further includes an inboard transversal edge facing the front edge, the inboard transversal edge being unsealed for gathering of feces, whereiType: ApplicationFiled: June 11, 2019Publication date: June 23, 2022Applicant: Essity Hygiene and Health AktiebolagInventors: Kent VARTIAINEN, Julia BADERSTEDT, Yasha ASAYESH, Helena CORNELIUSSON
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Patent number: 11147721Abstract: An absorbent article comprises an absorbent core sandwiched between a liquid-permeable topsheet and a liquid-impermeable backsheet. The article comprises front, back and crotch portions. The absorbent core comprises an absorbent component having a width in the transversal direction and the absorbent component is enclosed by a core cover comprising an upper side and a lower side. Two channel sealings extend along the longitudinal axis in the crotch portion for joining the upper and lower side of the core cover. A core cover, which is arranged around the absorbent component, defines and limits an expansion space for the centre segment so that the centre segment is prevented from reaching complete expansion to the second volume on wetting, and the ratio of the first width of the centre segment and the width of the absorbent component, in dry condition, is 0.25-0.45.Type: GrantFiled: December 21, 2017Date of Patent: October 19, 2021Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventors: Filip Sillerström, Helena Corneliusson, Therese Hermansson
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Publication number: 20210186772Abstract: An absorbent article includes an absorbent core sandwiched between a topsheet and a backsheet, the article being arranged along a longitudinal axis and a transversal axis extending in a perpendicular direction and the article defining a front portion, a back portion and a crotch portion, wherein the absorbent core includes an absorbent component enclosed by a core cover including an upper side and a lower side and the core is formed with a sealing arrangement for joining the upper and lower sides including two channel sealings extending along the longitudinal axis in said crotch portion and defining a first channel sealing width and a second channel sealing width, respectively. Furthermore, the absorbent article includes at least one wetness indicator having a longitudinal extension and being positioned generally only in the front portion, only in the back portion, or in both the front portion and the back portion.Type: ApplicationFiled: December 21, 2017Publication date: June 24, 2021Applicant: Essity Hygiene and Health AktiebolagInventors: Filip SILLERSTRÖM, Helena CORNELIUSSON
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Patent number: 11007095Abstract: An absorbent article comprises an absorbent core sandwiched between a topsheet and a backsheet. The article defines a front portion, a back portion and a crotch portion. The absorbent core comprises an absorbent component enclosed by a core cover comprising an upper and a lower side, and the core is formed with a sealing arrangement for joining the upper and lower sides comprising two channel sealings extending along an longitudinal axis in the crotch portion and defining a first channel sealing width and a second channel sealing width, respectively. The front portion of the core is formed with a recess defining a depth extending from a front edge of the core and into the front portion. A distance is defined between said front edge of the core and a front edge of each channel sealing, such that the ratio of the depth and the distance is within the interval 0.05-0.8.Type: GrantFiled: December 21, 2017Date of Patent: May 18, 2021Assignee: ESSITY HYGIENE AND HEALTH AKTIEBOLAGInventors: Filip Sillerström, Helena Corneliusson
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Publication number: 20200375821Abstract: An absorbent article comprises an absorbent core sandwiched between a topsheet and a backsheet. The article defines a front portion, a back portion and a crotch portion. The absorbent core comprises an absorbent component enclosed by a core cover comprising an upper and a lower side, and the core is formed with a sealing arrangement for joining the upper and lower sides comprising two channel sealings extending along an longitudinal axis in the crotch portion and defining a first channel sealing width and a second channel sealing width, respectively. The front portion of the core is formed with a recess defining a depth extending from a front edge of the core and into the front portion. A distance is defined between said front edge of the core and a front edge of each channel sealing, such that the ratio of the depth and the distance is within the interval 0.05-0.8.Type: ApplicationFiled: December 21, 2017Publication date: December 3, 2020Applicant: Essity Hygiene and Health AktiebolagInventors: Filip SILLERSTRÖM, Helena CORNELIUSSON
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Publication number: 20200337909Abstract: An absorbent article including an absorbent core sandwiched between a liquid-permeable topsheet and a liquid-impermeable backsheet, the article defining a front portion, a back portion and a crotch portion, wherein the absorbent core includes an absorbent component enclosed by a core cover including an upper side and a lower side, and a sealing arrangement for joining the upper and lower core cover sides and including two channel sealings, in the crotch portion, defining a first channel sealing width and a second channel sealing width, and also including two side seams along the sides of the core, wherein a centre segment having a first width is defined in the absorbent component between the channel sealings and two side segments each having a second width are defined in the absorbent component outside each channel sealing.Type: ApplicationFiled: December 21, 2017Publication date: October 29, 2020Applicant: Essity Hygiene and Health AktiebolagInventors: Filip SILLERSTRÖM, Helena CORNELIUSSON, Edward GUIDOTTI
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Publication number: 20200323709Abstract: An absorbent article comprises an absorbent core sandwiched between a liquid-permeable topsheet and a liquid-impermeable backsheet. The article comprises front, back and crotch portions. The absorbent core comprises an absorbent component having a width in the transversal direction and the absorbent component is enclosed by a core cover comprising an upper side and a lower side. Two channel sealings extend along the longitudinal axis in the crotch portion for joining the upper and lower side of the core cover. A core cover, which is arranged around the absorbent component, defines and limits an expansion space for the centre segment so that the centre segment is prevented from reaching complete expansion to the second volume on wetting, and the ratio of the first width of the centre segment and the width of the absorbent component, in dry condition, is 0.25-0.45.Type: ApplicationFiled: December 21, 2017Publication date: October 15, 2020Applicant: Essity Hygiene and Health AktiebolagInventors: Filip SILLERSTRÖM, Helena CORNELIUSSON, Therese HERMANSSON
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Patent number: 8672912Abstract: An absorbent article includes a chassis extending about a longitudinal axis and having a topsheet, a backsheet and an absorbent structure disposed between the topsheet and the backsheet. The chassis has a first transverse axis dividing the absorbent structure into a front body panel terminating in a front waist region and a rear body panel terminating in a rear waist region. The rear waist region has a first elastic region. The chassis is delimited by opposed longitudinal edges and opposed transverse edges. In the rear waist region, the absorbent structure terminates at a first distance from the transverse edge and the first elastic region extends substantially parallel to the transverse edge and spaced therefrom by a second distance and spaced from the absorbent structure by a third distance. The third distance is greater than said second distance or substantially equal thereto.Type: GrantFiled: May 21, 2007Date of Patent: March 18, 2014Assignee: SCA Hygiene Products ABInventors: Helena Corneliusson, Rozalia Bitis, Ingrid Stjernholm
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Patent number: 8357133Abstract: A garment such as a diaper, training pant, pull-up diaper, adult incontinence pant and diaper holder. The garment includes a chassis for receiving the absorbent structure. The chassis includes a first lateral margin and a second lateral margin. The first and second lateral margins are joined to a central structure along a first line of joinder and a second line of joinder, respectively, the first and second lines of joinder extending substantially parallel to the longitudinal axis. The first and second lateral margins have a first end region, a second end region and a central region. The first and second lateral margins has a material which is elastically extensible in at least the longitudinal direction in the central region and elastically extensible in at least one of the first and second end regions in at least the transverse direction. A method of manufacturing a garment is also disclosed.Type: GrantFiled: May 30, 2006Date of Patent: January 22, 2013Assignee: SCA Hygiene Products ABInventors: Dragorad Vasic, Helena Corneliusson, Ken Olsson
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Patent number: 8348915Abstract: An initial product adaptable to form a garment such as a diaper, training pant, pull-up diaper, adult incontinence pant and diaper holder. The initial product includes a chassis for receiving the absorbent structure. The chassis includes a first lateral margin and a second lateral margin. The first and second lateral margins are joined to a central structure along a first line of joinder and a second line of joinder, respectively, the first and second lines of joinder extending substantially parallel to the longitudinal axis. The first and second lateral margins have a first end region, a second end region and a central region. The first and second lateral margins have a material which is elastically extensible in at least the longitudinal direction in the central region. Lateral edges of the lateral margins are provided by third and fourth strips of substantially inelastic material.Type: GrantFiled: May 30, 2006Date of Patent: January 8, 2013Assignee: SCA Hygiene Products ABInventors: Dragorad Vasic, Helena Corneliusson, Ken Olsson
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Patent number: 7988682Abstract: An absorbent prefastened product in the form of a disposable pants diaper is provided with a side closure arrangement on each side. The side closure includes front and rear side flaps having elastic portions where an inner surface of a rear side flap is overlapped and welded to an outer surface of a front side flap. Each side flap is also provided with one part of a releasable fastening system located such that the weld is located on at least one of the elastic portions and such that it lies inward of the releasable fastening system in the prefastened state. A method of forming the absorbent product is also provided, in which an overlapped attachment is formed by joining front and rear side flap members together and attaching the side flap members to an absorbent chassis member.Type: GrantFiled: April 1, 2003Date of Patent: August 2, 2011Assignee: SCA Hygiene Products ABInventors: Ken Olsson, Marie Johansson, Helena Corneliusson