Patent · US Expired

Apparatus and process for transferring a coating onto a surface of a lens blank

US7081177B2 · kind B2 · utility

1Cited by
3References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 13, 2003
Grant dateJul 25, 2006
Priority date
Expiry dateSep 11, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31507
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

The present invention relates to an improved process or method for transferring a coating onto at least one surface of a lens blank which can be implemented in a short period of time without any risk of deformation of the lens blank.

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