(November 16, 2016, 1:19 PM EST) -- SAN FRANCISCO — A defendant on Nov. 14 won the right to amend its patent invalidity contentions with more specificity, when a California federal magistrate judge agreed that the proposed amendments would not be futile (24/7 Customer Inc. v. LivePerson Inc., No. 15-2897, N.D. Calif.; 2016 U.S. Dist. LEXIS 157271)....