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. 29, 2014
Filed:
Jul. 30, 2010
Haipeng Zheng, Pinellas Park, FL (US);
Michael Rubner, Westford, MA (US);
Nuerxiati Nueraji, Brooklyn, NY (US);
Robert E. Cohen, Jamaica Plain, MA (US);
Haipeng Zheng, Pinellas Park, FL (US);
Michael Rubner, Westford, MA (US);
Nuerxiati Nueraji, Brooklyn, NY (US);
Robert E. Cohen, Jamaica Plain, MA (US);
Essilor International, Charenton le Pont, FR;
Abstract
An optical article comprising a substrate and on at least one face of the substrate a multilayered antireflecting coating functioning in an interferential manner having antifog properties, said antireflecting coating including a last layer with a refractive index n≦1.55 and a physical thickness of 120 nm or less directly deposited on a high refractive index layer (HI layer) having a refractive index n>1.55, and a thickness of less than 500 nm.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile