Alpha hydroxy acid sustained release formulation
US8715700B2 · kind B2 · utility
12Cited by
10References
38Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 21, 2006 |
| Grant date | May 6, 2014 |
| Priority date | — |
| Expiry date | Mar 15, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/75
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An oil-in-water emulsion containing one or more alpha hydroxy acids in which the oil phase of the emulsion contains a high proportion of polar constituents. The emulsion, even at high concentrations of alpha hydroxy acid, is not irritating when applied to the skin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.