Lip or care stick which contains vitamins
US6517818B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 22, 2001 |
| Grant date | Feb 11, 2003 |
| Priority date | — |
| Expiry date | Feb 22, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q1/06
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to a lip or care stick which contains vitamins and which is used for cosmetic applications. The stick contains an outer complex comprised of a cellulose derivative having a particle size ranging from 0.5 to 100 &mgr;m, and is comprised of a phospholipid and of an &agr;-tocopheral ester. The proportion of the complex is equal to 0.5 and 40 wt. %, with regard to the total mass. The stick also contains cosmetically conventional fats, waxes and additive which have a proportion ranging from 99.5 to 60 wt. % &agr;-tocopheral is stabilized with regard to UV-filters, can also be dissolved in the form of the complex by moisture and can be absorbed and processed as a vitamin by the body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.