Patent · US Active

Dermal filler compositions including antioxidants

US9393263B2 · kind B2 · utility

12Cited by

109References

23Claims

0Family size

Assignee

Allergan, Inc. · US

Inventors

Futian Liu · Sunnyvale, US
Xiaojie Yu · Irvine, US
Jessamine P. Winer-Jones · Roanoke, US
Nicholas J. Manesis · Escondido, US
Hengli Liu · Greenville, US
Gabriel N. Njikang · Orcutt, US
Athene Wan Chie Chan · South San Francisco, US

Key dates

Filing date	Aug 23, 2012
Grant date	Jul 19, 2016
Priority date	—
Expiry date	Nov 10, 2032

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.