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. 25, 2017
Filed:
Dec. 27, 2012
Essilor International (Compagnie Generale D'optique), Charenton le Pont, FR;
Yves Leclaire, Charenton-le-Pont, FR;
Stephanie Pega, Charenton-le-Pont, FR;
ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE), Charenton Le Pont, FR;
Abstract
A coating composition includes a colloidal suspension of specific zirconia nano-particles, at least one epoxysilane and at least one catalyst. A method for preparing this composition, and its use for coating a transparent optical substrate, an optical article, such as an ophthalmic lens, including a transparent polymer substrate, especially an acrylic substrate, and a coating prepared from the composition, which is directly applied on the substrate, are also described.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile