Absorbent articles incorporating color change graphics
US6710221B1 · kind B1 · utility
116Cited by
67References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 5, 2000 |
| Grant date | Mar 23, 2004 |
| Priority date | — |
| Expiry date | Jun 5, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/8497
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A disposable absorbent article such as a training pant includes active graphics that can change color during use and can provide an interactive training aid. The active graphics in particular embodiments can comprise moisture sensitive color change compositions that disappear from view or blend in with background graphics upon activation. In particular embodiments, the active graphics comprise at least two compositions that have different post-activation colors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.