Patent · US Expired

Process for the production of multiple cross-linked hyaluronic acid derivatives

US7385052B2 · kind B2 · utility

2Cited by
11References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 2, 2001
Grant dateJun 10, 2008
Priority date
Expiry dateNov 20, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08B37/0072
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

The present invention relates to a process for the production of cross-linked hyaluronic acid (HA) derivatives, in particular multiple, e.g. double cross-linked hyaluronic acid derivatives. The invention also provides novel cross-linked HA derivatives, products containing them and their uses in medical and pharmaceutical and cosmetic applications.

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