Dermal filler compositions including antioxidants
US9962464B2 · kind B2 · utility
6Cited by
110References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 9, 2016 |
| Grant date | May 8, 2018 |
| Priority date | — |
| Expiry date | Jun 9, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2400/06
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Provided are injectable, hyaluronic acid-based dermal filler compositions including conjugated vitamin C derivatives. The compositions provide for extended release of active vitamin C into tissue, promoting collagenesis and other benefits to skin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.