Patent · US Active

Method of treating a lens forming surface of at least one mold half of a mold for molding ophthalmic lenses

US9358735B2 · kind B2 · utility

6Cited by
67References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 26, 2012
Grant dateJun 7, 2016
Priority date
Expiry dateApr 19, 2034

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29C2033/725
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A method of treating of a lens forming surface (2) of at least one mold half (1) of a mold for molding an ophthalmic lens, in particular of the lens forming surface of a glass mold half for molding a contact lens, especially a soft contact lens, includes the steps of:

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