BlackBerry Files a Lawsuit Against Facebook for BBM Patent Infringement

After "several years of dialogue" with Facebook, BlackBerry is now ready to take action against the social media conglomerate and has filed a lawsuit -- claiming patent infringement on its BlackBerry Messenger app. For those who can recall, BBM helped revolutionize online messaging by allowing users to exchange messages/files without incurring standard messaging rates. According to CNET, the mobile company also called out WhatsApp and Instagram for their use of instant messaging. According to th...