Absorbent article having cushion layer
US6432094B1 · kind B1 · utility
100Cited by
5References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 6, 1999 |
| Grant date | Aug 13, 2002 |
| Priority date | — |
| Expiry date | May 6, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/51033
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An absorbent article comprising a liquid-permeable top sheet, a back sheet, and an absorbent core interposed between the top sheet and the back sheet, wherein the top sheet rises upwardly from the absorbent core to have a plurality of protrusions, which extend parallel with one another in a longitudinal direction of the absorbent article, and a hydrophilic material is provided within the protrusions so as to form a cushion layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.