In AIA Engineering Ltd. v. Magotteaux International S/A, No. 11-1058 (Fed. Cir. Aug. 31, 2011), the Federal Circuit reversed the district court’s SJ decision invalidating claims in U.S. Patent No. RE39,998 ("the ’998 patent") under 35 U.S.C. § 251 for impermissible recapture and remanded.