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. 22, 2022
Filed:
Oct. 25, 2017
Essilor International, Charenton-le-Pont, FR;
Peiqi Jiang, Dallas, TX (US);
Jean-Marc Padiou, Charenton-le-Pont, FR;
Essilor International, Charenton-le-Pont, FR;
Abstract
The invention provides a method for manufacturing an ophthalmic article having at least one optical function and at least one predetermined transmission parameter, comprising the steps () of surfacing at least a first face of a first body of said article, made from a first material, according to a first geometry determined for providing said predetermined transmission parameters; and surfacing () at least a second face of a second body of said article, made from a second material, according to a second geometry determined at least according to said first geometry, for providing said optical.