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Recent cases

Abbott Diabetes v Dexcom [2023] EWHC 2591 (Ch)18 October 2023Daniel Alexander KC, James Whyte and Jennifer Dixon appeared for the claimant (“Abbott”) against the defendant (“Dexcom”), in the third trial in a series of patent infringement trials concerning continuous glucose monitoring (“CGM”) systems. Dexcom sought to revoke Abbott’s patent (the “Patent”) on grounds of: (i) added matter; (ii) insufficiency; (iii) anticipation; and (iv) obviousness. […]
Astellas Pharma v Teva Pharmaceutical [2023] EWHC 2571 (Pat)17 October 2023Charlotte May KC appeared on behalf of two sets of defendants (“Teva” and “Sandoz”) in patent infringement proceedings brought by the claimant (“Astellas”). Teva and Sandoz sought to revoke the patent on grounds of: (i) insufficiency; (ii) obviousness; and (iii) added matter. The patent related to a modified release (“MR”) formulation for a drug, mirabegron, […]
Chiaro Technology v Mayborn [2023] EWHC 2417 (Pat)5 October 2023Lindsay Lane KC appeared on behalf of the Claimant (“Chiaro”) in proceedings brought against the Defendant (“Mayborn”) for infringement of three of Chiaro’s registered designs. The three designs had been incorporated into the same product, namely a wearable breast pump for nursing mothers. Mayborn’s allegedly infringing product was a competing wearable breast pump. The judge, […]
Nokia v Oneplus [2023] EWHC 1912 (Pat)26 July 2023Andrew Lykiardopoulos KC (together with Kassie Smith KC and Ravi Mehta) represented the Defendants “Oppo” and Thomas Jones (led by Sarah Ford KC) represented the Claimants “Nokia” in a trial to determine the approach to FRAND licensing following a finding of infringement of a valid Standard Essential Patent in the UK,  where there are corresponding […]
Sky UK Ltd v British Telecommunications Plc [2023] EWHC 2252 (Ch)25 July 2023Jaani Riordan and Henry Edwards represented the Applicant, Sky UK, in an application for a novel form of website blocking injunction against the six largest UK Internet Service Providers (“ISPs”).  The order was sought under Section 97A of the of the Copyright, Designs and Patents Act 1988 and was the first to tackle broadcast channel […]
Teva Pharmaceutical v Grunenthal [2023] EWHC 1836 (Pat)24 July 2023Charlotte May KC (together with Joe Delaney) successfully represented the Claimant and Third Party (together, “Teva”) in a revocation action of a patent of the Defendant “Grunenthal”. The patent in issue related to a formulation of testosterone undecanoate with castor oil and benzyl benzoate for the treatment of low testosterone levels in men, a condition […]
Optis v Apple [2023] EWCA Civ 7584 July 2023Lindsay Lane KC (together with Jeremy Heald) represented the Appellants “Apple” and Jennifer Dixon (led by Tom Hinchliffe KC) represented the Respondents “Optis”, in an appeal concerning the validity and infringement of two 4G Standard Essential Patents. The SEPs related to a “code multiplexing structure” for sending ACK/NACK and CQI signals in mixed resource blocks […]
Interdigital v Lenovo (Confidentiality) [2023] EWHC 1577 (Pat) 28 June 2023In proceedings about what information should be included in the unredacted version of the main judgment in a FRAND case, Michael Conway (led by Douglas Campbell KC of 3 New Square) appeared for the claimant Interdigital, while Martin Howe KC appeared for Wistron Corp a third party licensee of the claimant whose information was involved. […]
Ensygnia v Shell [2023] EWHC 1495 (Pat)26 June 2023In a patent validity and infringement trial before Charlotte May KC sitting as a deputy High Court judge, Martin Howe KC, leading Geoff Pritchard of 3 New Square, instructed by Dehns, appeared for the claimant patentee and Lindsay Lane KC leading Beth Collett, instructed by Norton Rose Fulbright, for the defendants. The subject matter of […]
Advanced Bionics v Med-El Elektromedizinische Geräte [2023] EWCA Civ 6379 June 2023