Folded disposable diaper having indicia that visually change or become visible when the diaper is unfolded
US7331945B2 · kind B2 · utility
7Cited by
5References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 29, 2004 |
| Grant date | Feb 19, 2008 |
| Priority date | — |
| Expiry date | Jun 29, 2024 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/8497
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A disposable diaper is provided such that the disposable diaper has at least one predetermined illustration displayed thereon and is folded into a predetermined shape. The illustration is provided in such a manner that at least a portion of the illustration is hidden when the disposable diaper is folded into the predetermined shape, and the hidden portion of the illustration is exposed as the disposable diaper is unfolded from the folded state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.