Foaming hand sponge with color change indicator
US8343908B2 · kind B2 · utility
20Cited by
30References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 12, 2007 |
| Grant date | Jan 1, 2013 |
| Priority date | — |
| Expiry date | Jul 12, 2027 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2432/00
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A cleansing product suitable for making the cleaning of both inanimate and animate surfaces more fun and effective for children is disclosed. Specifically, the cleansing product is capable of expanding in volume under certain temperature conditions, and in some embodiments, can additionally include a coloring agent, providing a color change to indicate when sufficient cleansing has been performed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.