A long legal battle has finally paid off for the abrasives manufacturer Jöst. Before the BGH (German Federal Supreme Court of Justice), the family-owned company defended its patent for its Multiloch sanding disc technology useit®-Superpad…1 Produktion Nr. 39, Gunnar Knüpffer, Jöst siegt im Patentstreit um useit-Superpad, September 2010