Substrate mimicking intercellular lipids in stratum corneum and method of evaluating skin roughening using the same
US8969088B2 · kind B2 · utility
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Key dates
| Filing date | Sep 1, 2009 |
| Grant date | Mar 3, 2015 |
| Priority date | — |
| Expiry date | Oct 4, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T436/104165
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A substrate mimicking intercellular lipids in stratum corneum consisting of a substrate and a lipid membrane formed on the substrate, wherein the lipid membrane is formed from ceramide, palmitic acid and cholesterol, and the ceramide, palmitic acid and cholesterol are present at a mass ratio of 20-70%:10-60%:20-40% (ceramide:palmitic acid:cholesterol).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.