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:
Jul. 31, 2018
Filed:
Oct. 18, 2013
Applicant:
Essilor International, Charenton le Pont, FR;
Inventors:
Sylvain Chene, Charenton le Pont, FR;
Alain Goulet, Charenton le Pont, FR;
Assignee:
Essilor International, Charenton-le-Pont, FR;
Primary Examiner:
Int. Cl.
CPC ...
G02C 7/02 (2006.01); G02B 3/08 (2006.01); G01M 11/02 (2006.01);
U.S. Cl.
CPC ...
G02C 7/024 (2013.01); G01M 11/0242 (2013.01); G02B 3/08 (2013.01); G02C 7/02 (2013.01); G02C 2202/20 (2013.01);
Abstract
Method for determining an ophthalmic lens which comprises an aspherical continuous layer and an aspherical Fresnel layer. The aspherical continuous layer is supported by one of the faces of the lens, the same holds for the aspherical Fresnel layer.