Case C-677/15 P: Appeal brought on 16 December 2015 by Office for Harmonisation in the Internal Market (Trade Marks and Designs) against the judgment of the General Court (Fourth Chamber) delivered on 7 October 2015 in Case T-299/11: European Dynamics Luxembourg SA, Evropaïki Dynamiki — Proigmena Systimata Tilepikoinonion Pliroforikis kai Tilematikis AE, European Dynamics Belgium SA v Office for Harmonisation in the Internal Market (Trade Marks and Designs)