A hefty judgment was recently handed down by Mellor J concerning a patent for a modified release formulation of mirabegron. The patent was held to be valid and not infringed by Sandoz, while infringement with respect to Teva (which had admitted infringement with an earlier version of its product but sought a declaration of non-infringement…

Michael Tappin QC (sitting as a deputy judge of the High Court) It is common in English patent litigation for patentees to make an application to amend a patent post grant and in the course of litigation pursuant to section 75 of the Patents Act 1977 – for example in order to delete invalid claims…