The team at Unified IP Services is using Pearl to identify and chart prior art against a patent owned by Wolverine Barcode IP LLC, an NPE and entity of Pueblo Nuevo LLC. Unified Patents, the top requester of ex parte reexaminations in recent years, will likely challenge its validity. The patent generally relates to a system for offline electronic commerce transactions utilizing a User ID Barcode for purchasing goods without needing physical cards or PINs. Wolverine Barcode has sued several including The Kroger Company, 7-Eleven, Popeyes Louisiana Kitchen, Walgreens, Jamba Juice, Sam’s West, Chipotle, Macy’s, and Albertsons Companies. For more details contact info@unifiedpatents.com.