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:
Sep. 30, 2014
Filed:
Jun. 16, 2011
Applicants:
Frédéric Dubois, Charenton le Pont, FR;
Eric Belloni, Charenton le Pont, FR;
David Freson, Charenton le Pont, FR;
Richard Kot, Charenton le Pont, FR;
Inventors:
Frédéric Dubois, Charenton le Pont, FR;
Eric Belloni, Charenton le Pont, FR;
David Freson, Charenton le Pont, FR;
Richard Kot, Charenton le Pont, FR;
Assignee:
Essilor International (Compagnie Generale d'Optique), Charenton le Pont, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B 47/22 (2006.01); B24B 9/14 (2006.01); G02C 1/00 (2006.01);
U.S. Cl.
CPC ...
B24B 9/14 (2013.01); B24B 47/225 (2013.01); G02C 1/10 (2013.01);
Abstract
A predictive calculation method for calculating the shape of a cross-section of an engagement ridge of an ophthalmic lens obtained by beveling the lens with a beveling grindwheel driven in accordance with an initial path setting. The method includes the following steps: