Two weeks before Thanksgiving, Essilor, VSP, Younger Optics, and Indizen Optical Technologies have settled their free-form progressive lawsuit. “A patent infringement case was filed by Essilor against VSP Optical Group on Feb 22, 2013 in the Texas Eastern District Court for infringing eyeglass lenses used to correct presbyopia and other disorders of accommodation. The other named defendants in this case were: Indizen Optical Technologies…and Younger Optics,” reports IPInsiders. “The patent involved in the suit is US6149271…The patent is currently assigned to Essilor International …The '271 patent claims progressive addition lenses and processes for making progressive addition lenses. The complaint alleged that Indizen Optical Technologies develops a lens design software [and that] IOT Futura and Younger Optics provides semi-finished lenses, both of which help in producing finished lenses manufactured by VSP, UNITY PLxpression lenses that infringe the '271 Patent. The complaint states that Indizen Optical Technologies and Younger Optics encouraged VSP to make such infringing lenses. …On Nov 13, Essilor filed stipulation of dismissal pursuant to which the Court ordered all the claims and counterclaims in this action to be dismissed with prejudice with each party bearing its own attorneys’ fees and costs.” Read more.
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