The Patent Trial and Appeal Board issued 28 IPR and CBM Final Written Decisions in December, including decisions following remands from the Federal Circuit, cancelling 243 (61.06%) instituted claims while maintaining the patentability of 143 (35.93%) instituted claims. Patent owners conceded 12 (3.02%) instituted claims through motions to amend or disclaimer in cases reaching a final decision. For comparison, the cumulative average rate of instituted claims cancelled in IPR and CBM Final Written Decisions is about 73%.
