Patent · US Expired

Contact lens containing a leachable absorbed material

US5723131A · kind A · utility

8Cited by
8References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 28, 1995
Grant dateMar 3, 1998
Priority date
Expiry dateDec 28, 2015

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K9/0051
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

A contact lens made of a polymeric hydrogel material having absorbed therein as a leachable additive of desferrioxamine, and a method for making the composition by soaking the polymeric material in a solution of the additive.

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