The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 10, 2009
Filed:
Jul. 02, 2003
Pascale Lacan, Paris, FR;
Dominique Conte, Saint-Dizier, FR;
Pascale Lacan, Paris, FR;
Dominique Conte, Saint-Dizier, FR;
Essilor International Compagnie Generale d'Optique, Charenton le Pont, FR;
Abstract
Disclosed is a method for treating an ophthalmic lens comprising two main sides, wherein at least one side comprises an organic or mineral external layer coated with a MgFtemporary protective layer, comprising one of the following treating steps: a liquid phase chemical treatment of the temporary protective layer, leading to the formation of MgO and/or Mg(OH)in and/or on the temporary protective layer; or a deposit of at least one non-fluorinated metallic oxide and/or of at least one non fluorinated metallic hydroxide on the temporary protective layer through transfer thereof from an electrostatic film or through vacuum evaporation thereof directly on the temporary protective layer.