Published on: January 18, 2017 Evonik Degussa GMBH v. Materia, Inc., C.A. No. 09-636 (NLH-JS) (D. Del. Jan. 12, 2017). By Robert Vrana Evonik Degussa GMBH v. Materia, Inc., C.A. No. 09-636 (NLH-JS) (D. Del. Jan. 12, 2017).