BlackBerry V. Facebook: A Patent Battle – Seeking Alpha

Seeking Alpha
Facebook will argue that the patents are invalid, since they would have been obvious or anticipated at the time they were filed. I expect the case will be protracted and be fought both in District Court and in a proceeding before the Patent and …
BlackBerry’s Facebook Suit Is Latest Salvo in Patent BattleBloomberg
BlackBerry weaponizes instant messaging patents, sues FacebookArs Technica
BlackBerry Brings Patent Case Against Facebook, WhatsApp and InstagramWall Street Journal
CNBC -Fortune -Recode -CNET
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