Patent · US Active

Hyaluronic acid-retaining polymers

US7674781B2 · kind B2 · utility

13Cited by
16References
21Claims
0Family size

Inventors

Key dates

Filing dateApr 27, 2007
Grant dateMar 9, 2010
Priority date
Expiry dateOct 26, 2027

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F289/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Hyaluronic acid-retaining biopolymer is provided which exhibits low levels of protein adsorption and surface friction. The biopolymer is useful for incorporation in products, such as contact lenses, used in biological environments.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.