Patent · US Expired

Mold, molding system and molding machine for making ophthalmic devices

US6592356B1 · kind B1 · utility

21Cited by
36References
66Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 5, 1999
Grant dateJul 15, 2003
Priority date
Expiry dateMay 5, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S425/808
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

This invention provides a mold comprising a first mold half which works in conjunction with a second mold half for forming ophthalmic devices wherein said first mold half comprises at least one changeable cassette comprising inserts for forming said ophthalmic devices. The mold is particularly well-suited for use in an injection molding machine.

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