General Patent Corporation (GPC) subsidiary LaserDynamics USA, LLC has added Advanced Media and Ritek (1:16-cv-06621), CD Video Manufacturing (1:16-cv-06619), and Media Masters and Moser Baer India (1:16-cv-06626) to its sole litigation campaign, asserting three patents (6,426,927; 6,529,469; 7,116,629) generally related to recordable optical discs. Ritek is accused of infringing the ‘469 patent alone, while the others are targeted over all three patents. The companies are alleged to infringe by making and selling single- and dual-layer optical DVD discs in multiple formats, including DVD-R, DVD+R, DVD-RW, and DVD+RW.
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