The German Federal Court of Justice (Bundesgerichtshof, BGH) addressed some interesting questions on patents protecting methods relating to data in the decision “MPEG-2-Videosignalcodierung” (“MPEG-2 video signal encoding”), judgement of 21 August 2012, X ZR 33/10. This all was round up by explanations on patent exhaustion in the context of test purchases. In simple terms, the…