On 25 July 2023, the Court of Appeal handed down its decision in Teva & Sandoz v Astellas[1] concerning the validity of Astellas’ patent to mirabegron for use in the treatment of overactive bladder (“OAB”).  At first instance, Meade J had held the patent valid and infringement by the generics’ proposed acts was not separately…

A recent decision issued by the federal district court could impact medical use patents in Brazil. In an invalidity lawsuit filed by the Brazilian affiliate of Sun Pharma against Boehringer Ingelheim, Federal Judge Carvalho, sitting at the 9th Federal District Court in Rio de Janeiro, has granted a preliminary injunction ordering the Brazilian Patent and…

Introduction On 17 July 2023, the English Court of Appeal handed down its decision in a dispute between J.C. Bamford (JCB) and Manitou about the confidentiality of information disclosed in the course of litigation between JCB and Manitou relating to the validity and infringement of certain of JCB’s patents.  At the heart of the confidentiality…

On 18 July 2023, the Court of Appeal handed down its judgment in Vernacare Limited v Moulded Fibre Products Limited [2023] EWCA Civ 841, an appeal from the decision of Nicholas Caddick QC (sitting as a Deputy High Court Judge in the Intellectual Property Enterprise Court). The Court of Appeal, with Sir Christopher Floyd giving…

The combination of two well-known high blood pressure medicines did not result in unexpected patient benefits. The U.S. Court of Appeals for the Federal Circuit has upheld a decision by the Patent Trial and Appeal Board denying as obvious over prior art an application to patent a method of co-administering two well-known antihypertensive agents to…

In a technically complex infringement case, Barcelona Commercial Court no. 1 establishes ad hoc procedural rules for quantification of damages at the enforcement stage. This sheds light on the procedure applicable to follow-on damage quantification proceedings, which are a critical element of enforcement strategy. As such, this case has caught the attention of Spanish patent…

On January 26, 2023, Regeneron Pharmaceuticals, Inc., who sought to invalidate Amgen Inc.’s Japanese patent (JP5705288) covering an isolated monoclonal antibody used as cholesterol medication, won an appeal case in the IP High Court (Case No. 2021 (Gyo-ke) 10093). What was surprising in this case was that the IP High Court’s invalidity conclusion was the…

On 4 May 2023, a mere two weeks after the conclusion of the hearing, the Court of Appeal handed down its decision in Sandoz and Teva v BMS. The appeal decision is centred on the question of plausibility and comes hot on the heels of the Enlarged Board of Appeal’s decision in G 2/21. Indeed,…

The Patent Trial and Appeal Board (PTAB) did not err by declining to consider a patentee’s claim construction arguments raised for the first time at oral argument. The holder of a patent for retail point-of-sale of cards allowing a purchaser to download specified content from the internet was not entitled to reversal of a PTAB…