BlackBerry today, filed a lawsuit in Los Angeles accusing social media giant Facebook and its WhatsApp and Instagram apps, of patent infringement. According to the suit, the trio stole features and technology from BlackBerry Messenger. The suit comes after both companies spent “several years in dialogue,” according to a BlackBerry spokeswoman by the name of Sarah McKinney.
Facebook Deputy General Counsel Paul Grewal says that the company plans on fighting. Grewal lamented what he called the current state of BlackBerry’s messaging business, and added that “having abandoned its efforts to …