Patents by Inventor Nathalie Massart

Nathalie Massart has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Optical article comprising a multilayer anti-reflective coating and method of production thereof
    Patent number: 8142896
    Abstract: The invention relates to an optical article, for example, an ophthalmic lens, comprising at least one multilayer anti-reflective coating on a transparent substrate made from organic or mineral glass. Said coating comprises successively and starting at the substrate, a layer of material with high refractive index (HI), made from a hybrid organic/inorganic matrix within which are dispersed particles of mineral oxide or chalcogenide with a diameter of 2 to 50 nm and a layer of material with low refractive index (BI), obtained by hardening of a composition comprising at least one silane precursor (I) with 4 hydrolysable groups and at least one fluorosilane precursor (II), said second composition comprising at least 10% in mass of fluorine in a theoretical dry extract and with a molar ratio I/I+II greater than 80%.
    Type: Grant
    Filed: June 23, 2009
    Date of Patent: March 27, 2012
    Assignee: Essilor International (Compagnie Generale d'Optique)
    Inventors: John Biteau, Myriam Fanayar, Nathalie Massart, Dominique Rychel
  • Optical Article Comprising a Multilayer Anti-Reflective Coating and Method Of Production Thereof
    Publication number: 20100033824
    Abstract: The invention relates to an optical article, for example, an ophthalmic lens, comprising at least one multilayer anti-reflective coating on a transparent substrate made from organic or mineral glass.
    Type: Application
    Filed: June 23, 2009
    Publication date: February 11, 2010
    Applicant: Essilor International Compagnie Generale d'Optique
    Inventors: John Biteau, Myriam Fanayar, Nathalie Massart, Dominique Rychel
  • Optical article comprising a multilayer anti-reflective coating and method for production thereof
    Publication number: 20060275627
    Abstract: The invention relates to an optical article, for example, an ophthalmic lens, comprising at least one multilayer anti-reflective coating on a transparent substrate made from organic or mineral glass.
    Type: Application
    Filed: July 28, 2004
    Publication date: December 7, 2006
    Applicant: Essilor International Compagnie Generale d' Optiqu
    Inventors: John Biteau, Myriam Fanayar, Nathalie Massart, Dominique Rychel