Use indicating soap
US7053029B2 · kind B2 · utility
18Cited by
49References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 27, 2002 |
| Grant date | May 30, 2006 |
| Priority date | — |
| Expiry date | Jan 10, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/45
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
There is provided a soap that contains an indicator that produces an observable change after a period of time to show that sufficient cleaning has been done or to indicate the thoroughness of the cleaning. The soap is preferably made from two components that produce a color and/or viscosity changes after about 30 seconds of use. This use indicating change is useful for, for example, teaching children to was their hands for a sufficient period of time.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.