Topical solution containing a chromane or chromene derivative
US7763647B2 · kind B2 · utility
0Cited by
7References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 21, 2002 |
| Grant date | Jul 27, 2010 |
| Priority date | — |
| Expiry date | Jun 17, 2024 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/522
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to compositions intended for external topical use comprising a true solution containing a chromane or chromene derivative having formula (I), preferably a flavonoid, dissolved in a suitable solvent. The invention also relates to a method for preparing such compositions and the use of said compositions as sun protection agents for the skin, advantageously as agents having an anti-erythemal, anti-oxidant, anti-radical, anti-inflammatory or vasculotropic activity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.