The U.S. Court of Appeals for the Federal Circuit sounded Monday as if it might revive from Section 101 death messaging patents that BlackBerry Ltd. is asserting against Facebook Inc. and Snap Inc.
U.S. District Judge George Wu of the Central District of California ruled two patents on targeted advertising and two more for locating “action spots” on a map ineligible for patent protection last year. The U.S. Patent and Trademark Office’s Patent Trial and Appeal Board has also found them invalid as obvious, though those rulings weren’t at issue.
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