Patent · US Expired

Contact lenses with constant peripheral geometry

US6183082A · kind A · utility

36Cited by
4References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 21, 1998
Grant dateFeb 6, 2001
Priority date
Expiry dateDec 21, 2018

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02C7/048
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

The invention provides contact lenses. In particular, the invention relates to contact lenses in which the geometry of the lens periphery remains constant with changes in the optic zone curvature.

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