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:
Dec. 15, 2009
Filed:
Jun. 02, 2005
Fadi Adileh, St. Petersburg, FL (US);
Peiqi Jiang, St. Petersburg, FL (US);
Fadi Adileh, St. Petersburg, FL (US);
Peiqi Jiang, St. Petersburg, FL (US);
Essilor International Compagnie Generale d 'Optique, Charenton Cedex, FR;
Abstract
The invention concerns a process for forming at least one coating layer on a toric surface of an optical article which comprises: providing an optical articlehaving a toric surface comprising a first principal meridian with a lower radius of curvature r and a second principal meridian with a higher radius of curvature R (r<R) and a periphery; depositing on the toric surface at least two dropsof the liquid curable composition, each within one of two opposite sectors S, Scentered on the first principal meridian of lower radius of curvature r and having an apex angle up to 40°; applying pressure on said pre-measured amount of liquid curable composition to cause said liquid curable composition to spread over the toric surface of the optical article; curing the liquid curable composition; and recovering an optical article coated with at least one coating layer.