Particulars of claim – Amendment – Leave to amend – Claim alleging infringement of rights owned by various claimants in materials and data relating to professional football matches played in England, Wales and Scotland. The proceedings concerned the rights owned by various claimants in materials and data relating to professional football matches played in England, Wales and Scotland. Liability had been established against the first and second defendants and another company. However, permission was granted for an appeal to the Supreme Court. The Chancery Division refused the claimants' application to re-amend its particulars of claim as the amendment sought would be an abuse of process.