Patent · US Expired

Method for transferring from a mold a hydrophobic top coat onto an optical substrate

US6887402B2 · kind B2 · utility

12Cited by
10References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 29, 2002
Grant dateMay 3, 2005
Priority date
Expiry dateMay 22, 2023

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29L2011/0016
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

The invention relates to a method for forming from a mold optical articles. These methods are particularly useful in forming ophthalmic articles such as ophthalmic lenses, having a hydrophobic top coat thereon. Ophthalmic articles produced by these methods are also part of the invention.

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