Patent · US Active

Contact lens and method

US7832859B2 · kind B2 · utility

57Cited by
16References
16Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 7, 2008
Grant dateNov 16, 2010
Priority date
Expiry dateApr 9, 2028

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02C2202/24
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

Contact lenses and methods for preventing or slowing progression of myopia are described. The contact lenses include a vision correction area and a myopic defocus area. Various examples of the contact lenses are described. Methods include providing the present contact lenses, or applying one or more of the contact lenses to an eye or eyes of a person. The contact lenses and methods are particularly useful in children.

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