BlackBerry files lawsuit against Facebook, WhatsApp and Instagram over patent infringement

​BlackBerry Ltd on Tuesday filed a patent infringement lawsuit against Facebook Inc. and its WhatsApp and Instagram apps, arguing that they copied technology and features from BlackBerry Messenger. Litigation over patent infringement is part of BlackBerry Chief Executive John Chen’s strategy for making money for the company, which has lost market share in the smartphone… Read More BlackBerry files lawsuit against Facebook, WhatsApp and Instagram over patent infringement