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. 23, 2014
Filed:
Dec. 23, 2010
Applicants:
Fabien Lafon, Charenton Le Pont, FR;
Thierry Baudart, Charenton Le Pont, FR;
Guillaume Martin, Charenton Le Pont, FR;
Inventors:
Fabien Lafon, Charenton Le Pont, FR;
Thierry Baudart, Charenton Le Pont, FR;
Guillaume Martin, Charenton Le Pont, FR;
Assignee:
Essilor International (Compagnie Generale d'Optique), Charenton le Pont Cedex, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02C 7/02 (2006.01); B24B 9/14 (2006.01);
U.S. Cl.
CPC ...
B24B 9/148 (2013.01);
Abstract
Method for determining the edge contour of an uncut spectacle lens comprises: a spectacle frame data providing step, a minimum edge thickness providing step, an initial contour providing step, a thickness determining step, an optimized point selecting step, a repeating step, and a edge contour determining step.