Facebook, Snap Must Face Trimmed BlackBerry Patent Suit

By Dorothy Atkins (August 22, 2018, 8:33 PM EDT) -- A California federal judge on Wednesday refused to invalidate the bulk of mobile messaging patents at the center of BlackBerry's infringement suits against Facebook Inc. and Snap Inc., but he found that certain claims in one patent that covers the idea of time-stamping messages are invalid under the high court's Alice ruling....

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