Patent · US Expired

Hyaluronic acid gel, method of its production and medical material containing it

US6790461B2 · kind B2 · utility

9Cited by
6References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 17, 2002
Grant dateSep 14, 2004
Priority date
Expiry dateJan 17, 2022

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08B37/0072
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

A gel made of hyaluronic acid alone which is hardly soluble in a neutral aqueous solution and which keeps its shape for at least one day in a neutral aqueous solution at 25° C.

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