Absorbent article having waist gasketing element
US11648158B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 3, 2021 |
| Grant date | May 16, 2023 |
| Priority date | — |
| Expiry date | Sep 11, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/530598
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An absorbent article for wearing about the lower torso of a wearer includes a first waist region having a first waist edge, a second waist region having a second waist edge, and a crotch region disposed between the first and second waist regions. The article further includes a chassis having a topsheet, a backsheet, and an absorbent core disposed between the topsheet and backsheet. A waist gasketing element is joined to the chassis and disposed in one of the first waist region or the second waist region. The waist gasketing element has a top layer and a bottom layer, and first area, A1. The top layer is bonded to the bottom layer in a closure bond region by a closure bonding technique. The closure bond region has an aggregate closure bond area, BA, which is at least about 10% of the first area, A1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.