Active phospholipids as a vector for active molecules
US5985292A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 24, 1996 |
| Grant date | Nov 16, 1999 |
| Priority date | — |
| Expiry date | Dec 24, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/08
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An active phospholipid of the formula ##STR1## wherein R.sub.1 is aliphatic of 14 to 24 carbon atoms saturated or containing 1 or 2 unsaturations, R.sub.3 is a residue selected from the group consisting of choline, ethanolamine, glycerol, serine, inositol, ethanol, n-propanol, n-butanol and ethylene glycol and ##STR2## is an active group in the 2-position of the glycerol released by phospholipases and cosmetic and dermatological compositions containing the same useful for treating or caring for the skin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.