As of December 31, 2017, there were over 690 active defendants in ongoing NPE litigation campaigns in the E-Commerce and Software market sector. The month of December saw 30 new NPE cases filed in the space, including in multiple new litigation campaigns. Read on for new litigation highlights, information about activity before the Patent Trial and Appeal Board, and RPX prior art search reports—all within the E-Commerce and Software market sector and the month of December 2017.