Checkerboard Intellectual Property, LLC has initiated a new litigation campaign, asserting a single patent (6,529,214) generally related to previewing customized print jobs. The defendants are Cafepress.com (1:17-cv-00219), Cimpress (1:17-cv-00220), CustomInk (1:17-cv-00221), and Office Depot (1:17-cv-00222), and the accused products are the functionality on those companies’ websites that permit users to view how an article will look after a customized image has been printed on it.