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:
Oct. 29, 2019
Filed:
Jul. 08, 2016
Essilor International, Charenton le Pont, FR;
Jerome Ballet, Charenton le Pont, FR;
Samuel Archambeau, Charenton le Pont, FR;
Jean-Paul Cano, Charenton le Pont, FR;
Claudine Biver, Charenton le Pont, FR;
Sylvie Vinsonneau, Charenton le Pont, FR;
David Escaich, Charenton le Pont, FR;
Stephane Perrot, Charenton le Pont, FR;
Fabien Berit Debat, Charenton le Pont, FR;
Jean-Jacques Lussagnet, Charenton le Pont, FR;
Essilor International, Charenton le Pont, FR;
Abstract
The invention relates to an ophthalmic device () which includes an electrochromic cell () comprising at least two transparent layers () having curved inner surfaces () and defining therebetween a closed recess () filled with an electrochromic composition (), the recess () being defined peripherally by a sealing gasket () made from an adhesive material (), the sealing gasket () being suitable for keeping the two transparent layers () assembled together.