Earlier this month, we reported that the U.S. Patent and Trademark Office (USPTO) had decided to reexamine Epson’s U.S. patent 5,158,377 (the ‘377 patent) and preliminarily reject claims 83 and 84 (see “Big News in Epson v. Ninestar Litigation”). Although this is the first positive development for Ninestar in its battle against Epson that we
