Composition comprising a crosslinked hyaluronic acid (HA) in combination with a low-molecular HA and/or an agent stimulating endogenous HA synthesis
US11224566B2 · kind B2 · utility
0Cited by
5References
21Claims
0Family size
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Key dates
| Filing date | Jun 26, 2019 |
| Grant date | Jan 18, 2022 |
| Priority date | — |
| Expiry date | Jul 1, 2039 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/08
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A composition comprising, in a physiologically acceptable medium, a crosslinked hyaluronic acid (HA), having a degree of modification less than 1.9 mole %; a HA with a molecular weight of about 50 kDa or less; and/or an agent stimulating endogenous HA synthesis. Also disclosed is a cosmetic use of such composition in skin care and/or anti-ageing treatment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.