Case C-634/13 P: Judgment of the Court (Fifth Chamber) of 17 September 2015 — Total Marketing Services, successor in law to Total Raffinage Marketing v European Commission (Appeals — Competition — Paraffin waxes market — Slack wax market — Duration of participation in an unlawful cartel — Cessation of the participation — Interruption of the participation — Absence of collusive contact established during a certain period of time — Continuation of the infringement — Burden of proof — Public distancing — Perception of the other participants in the cartel of the company’s intention to distance itself — Obligation to state reasons — Principles of the presumption of innocence, equal treatment, effective judicial protection and that penalties must be specific)