Patent · US Expired

Hydrogel biomedical articles

US7070809B2 · kind B2 · utility

55Cited by
21References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 13, 2001
Grant dateJul 4, 2006
Priority date
Expiry dateDec 17, 2021

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61L2430/36
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

Hydrogel biomedical articles formed from macromers having a polymeric backbone comprising 1,2-diol and/or 1,3-diol units, such as polyvinyl alcohol, and pendant chains bearing crosslinkable groups and, optionally, other modifiers.

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