Patent · US Expired

Biomedical devices containing internal wetting agents

US7666921B2 · kind B2 · utility

92Cited by
99References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 10, 2004
Grant dateFeb 23, 2010
Priority date
Expiry dateSep 10, 2024

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61L2430/16
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

This invention includes a wettable biomedical device containing a high molecular weight hydrophilic polymer and a hydroxyl-functionalized silicone-containing monomer.

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