EnXnet Signs Letter of Intent with Tac Unit, LLC TULSA, Okla. –(BUSINESS WIRE)– EnXnet, Inc. (OTCBB: EXNT) is pleased to announce it has entered into a Letter of Intent with Tac Unit, LLC whereby EnXnet acquires all rights, title and interest in and to a new patented technology (U.S. patent issued on January 1, 2011 […]