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:
Apr. 10, 2012
Filed:
May. 22, 2007
Applicants:
Chefik Habassi, Charenton le Pont, FR;
Leang Ly, Charenton le Pont, FR;
Inventors:
Chefik Habassi, Charenton le Pont, FR;
Leang Ly, Charenton le Pont, FR;
Assignee:
Essilor International (Compagnie Generale d'Optique), Charenton le Pont, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 27/40 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to an optical article comprising on one of the main surfaces thereof an external water- and/or oil-repellent coating, characterized in that a temporary coat of a dried polyurethane latex-based composition is directly deposited onto the external water- and/or oil-repellent coating.