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, 2018
Filed:
Dec. 19, 2014
Coopervision International Holding Company, Lp, St. Michael, BB;
Hayden Atkinson, Tadley, GB;
John Robert Gibson, Farnham Common, GB;
Terence Michael Cook, Norwich, GB;
James Bryan Cook, Beccles, GB;
Justin Daniel Nardone, Simpsonville, SC (US);
Houston Paul Tankersley, Pickens, SC (US);
James Robert Craig, Telford, GB;
CooperVision International Holding Company, LP, St. Michael, BB;
Abstract
Methods and apparatus for exchanging tools and/or tool assemblies used to form different types of molds for in injection-molding machines, are described. The exchange of tools and/or tool assemblies is made using a robot. Contact lens mold halves and assemblies for molding contact lenses of different powers or types can be made with a single injection-molding apparatus.