Disposable pants-type diaper
US8915900B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 14, 2008 |
| Grant date | Dec 23, 2014 |
| Priority date | — |
| Expiry date | Mar 21, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/49028
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A disposable diaper having front and rear waist regions that comprise an upper elasticized region extending in a vicinity of a waist-opening periphery, lower elasticized regions, intermediate elasticized region extending between the upper elasticized region and the lower elasticized regions and outside longitudinally opposite ends of a liquid-absorbent structure. At least in the front waist region of the front and rear waist regions, there is a non-elasticized region opposed to a central zone of a liquid-absorbent core wherein a tensile stress of the intermediate elasticized region is lower than a tensile stress of the upper elasticized region.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.