PTAB Decision Tracker: Inter Partes Review Institution under 35 U.S.C. § 311(b)


This tracker summarizes precedential and informative decisions by the Patent Trial and Appeal Board (PTAB or the Board) on the threshold showing required under 35 U.S.C. § 311(b) that a reference asserted in an inter partes review (IPR) petition qualifies as a prior art patent or printed publication. The decisions are displayed in reverse chronological order.