On April 16, 2010 the Court of Appeals for the Federal Circuit (“CAFC”) upheld the District Court for the Eastern District of Virginia jury verdict that the asserted claims of two Verizon patents (US Patents 6,282,574 and 6,104,711) were invalid and the asserted claims of four Verizon patents (US Patents 6,430,275; 6,292,481; 6,137,869 and 6,636,597) [...]
