 BURLINGTON, Mass.--BUSINESS WIRE--Everbridge, Inc. NASDAQ: EVBG, the global leader in critical event management CEM, today announced the company received a revolutionary new patent related to its world-class Public Warning system. The patent pertains to technology focused on hybrid population alerting systems and intelligent sending of messages in public mobile networks. Everbridge represents the first population alerting provider to serve the entire populations of 11 countries in Europe, 