Week 41 — Appeal Formalities, Claim Construction & Second Medical Use

About this episode

This week, our AI hosts break down Prof. Willem Hoyng’s expert commentary on a focused set of new Unified Patent Court decisions, with a strong focus on service, appeal fees, language of proceedings, electronic signatures, claim construction, infringement evidence, appeal deadlines, and second medical use validity. In this episode, we cover: 📄 Service, Settlements & Court Fees: Several decisions address alternative service, appeal-fee reimbursement, settlement withdrawals, return of court fees, and the practical consequences of how proceedings are formally closed. ⚖️ Appeals, Language & Procedural Formalities: The week highlights interim conferences in appeal, language-change appeals, signing requirements, re-establishment of rights and R. 190 appeal deadlines. 💊 Claim Construction, Infringement & Second Medical Use: Key decisions examine added matter, homogeneous mixing in infringement analysis, the role of pointers and motivation, second medical use claims, sufficiency, and obviousness attacks. 📖 Read the full written analysis here: ⁠HOYNG ROKH MONEGIER: UPC Unfiltered, by Willem Hoyng – UPC decisions week 41, 2026 🔍 Explore the case law and Unfiltered Commentary on our