Patent Trial and Appeal Board (PTAB) filings held at 25 this week, with one post grant review (PGR) and 24 inter partes reviews (IPRs); district court patent filings jumped significantly, however, to 95, with Cannon’s lengthy scorched-earth filings against dozens of competitors making up the bulk of that jump. The IPRs were propped up by a handful of Samsung-filed petitions against Aquis; Samsung also continued to trickle out petitions against Ericsson related to the now-infamous FRAND 5G rate case ping-ponging between China and the Eastern District of Texas. Hisense and LG filed a number of IPRs related to a semiconductor dispute with Polaris, and Qualcomm continued to battle Vector Capital-backed Monterey Research at the Board over non-practicing entity (NPE) semiconductor assertions, earning institution on at least three of the IPRs they’ve filed to date. And Amazon is having mixed luck with IPRs against a failed voice technology company they have a long history with.

Full Article Available Here