The PTAB granted-in-part the first opposed motions to amend in two IPR trials concerning network memory systems. Riverbed Technology, Inc. v. Silver Peak Systems, Inc., IPR2013-00402 (Dec. 30, 2014) (Paper 35 ); IPR2013-00403 (Dec. 30, 2014) (Paper 33). In both decisions, the PTAB granted the motions to cancel all original claims and add two independent proposed substitute claims, but denied with respect to the remaining four proposed substitute claims.