Patent · US Active

Contact lenses

US8399538B2 · kind B2 · utility

68Cited by
86References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 23, 2010
Grant dateMar 19, 2013
Priority date—
Expiry dateAug 12, 2031

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02C7/049
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The invention provides silicone hydrogel contact lenses that exhibit reduced back surface debris and reduced incidence of superior epithelial arcurate lesions.

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