Elongated absorbent article
US7067711B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 14, 2005 |
| Grant date | Jun 27, 2006 |
| Priority date | — |
| Expiry date | Feb 14, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F13/51121
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disclosed is an elongated absorbent article, in which liquid passage holes and embossments are dispersed in a central region including a front portion and a rear portion. Aperture density obtained by dividing (total of areas occupied by the liquid passage holes in the front portion) by (area of the front portion) is higher than aperture density obtained by dividing (total of areas occupied by the liquid passage holes in the rear portion) by (area of the rear portion), while embossment density obtained by dividing (total of areas occupied by the embossments in the rear portion) by (area of the rear portion) is higher than embossment density obtained by dividing (total of areas occupied by the embossments in the front portion) by (area of the front portion).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.