RFCyber Sues Walmart, Others Over Contactless Payment Patent (1)

In a series of suits filed in federal court, RFCyber Corp. accuses Kroger Co., Shell Information Technology International BV, Starbucks Corp., and Walmart Inc., of infringing a patent it holds for a contactless payment system for mobile devices.

RFCyber’s patent applies to devices that “contactlessly emulate a payment card,” the complaints filed Thursday in the US District Court for the Eastern District of Texas say. The complaints also say that with devices using RFCyber’s technology, “users may select one of a plurality of payment cards stored in a memory, and carry out a contactless transaction at a point ...