Topical product with visual indicator
US6506369B2 · kind B2 · utility
6Cited by
56References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 16, 2001 |
| Grant date | Jan 14, 2003 |
| Priority date | — |
| Expiry date | May 16, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S424/05
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A product for application to the skin includes a container and a composition within the container including a cosmetic or therapeutic active ingredient. Sometime after first use, the application surface of the composition changes from a first visual appearance to a second visual appearance due to a change in the composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.