Judgments from the Spanish Supreme Court on patent cases are a rare occurrence. In a recent decision, the Court rules on insufficiency of disclosure, a revocation ground which – once somewhat of a sideshow – is nowadays a staple of Spanish revocation proceedings. The Supreme Court provides some guidance on trial and error and undue…

Although the case relates to treatments for insomnia, we suspect that the latest episode in the ongoing saga between Neurim and Mylan might result in a few sleepless nights for patent litigators. Somewhat unconventionally, the latest instalment saw Marcus Smith J vary a costs order so as to award costs to the losing party in…

On 4 December 2020, the English Patents Court handed down its decision in Neurim Pharmaceuticals (1991) Limited & Flynn Pharma Limited v Generics UK Limited (t/a Mylan) & Mylan UK Healthcare Limited, the main action proceedings regarding Neurim’s patent for Circadin™, EP 1 441 702 (“EP 702”).  The judgment is available here. Many readers will…

On 15 October 2020 Meade J. handed down his first ever written judgment in his new role as a Judge of the High Court in MSD v Wyeth. The neutral citation for the case is [2020] EWHC 2636 (Pat) and a link to the judgment is found here. The Judge had heard the case back…

Mishan (T/A Emson) v Hozelock & Ors [2020] EWCA Civ 871 Since Arnold LJ’s elevation to the Court of Appeal in 2019, he and Floyd LJ have heard about 11 cases together, spanning a mixture of areas of law, some patents cases and some not.  In the majority of these cases, Floyd LJ (or a…

On 9 October 2019, the Court of Appeal dismissed an appeal against the finding that a patent directed towards ceramic compounds was sufficient and allowed two procedural appeals on issues of liability. Anan Kasei and Rhodia (“Rhodia”) are respectively the proprietor and exclusive licensee of a patent for ceric oxide compounds for use in catalytic…

A further interesting decision handed down by the Judges of the English Patents Court prior to the Easter break was a judgment from Nugee J concerning proceedings between E. Mishan and Hozelock relating to a UK patent and European patent, both entitled “Expandable Hose Assembly”. E. Mishan (trading as Emson) claimed that Hozelock’s expandable garden…

Around this time last year, in Edwards Lifesciences v Boston Scientific [2017], His Honour Judge Hacon (sitting as a High Court Judge) had the opportunity to analyse two interesting aspects of UK patent law: (i) the law of implied disclosures and anticipation; and (ii) the importance of so-called secondary evidence in the evaluation of inventive…

Patent lawyers in the UK have spent the last three months pondering, debating and at times indulging in an element of despair (to put it mildly) about what might be the impact of the judgment of the Supreme Court in Actavis v Eli Lilly [2017] UKSC 48 on issues of validity (see here). Today they…