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Explore patent oppositions filed by Pruss against competitors, revealing strategic technology disputes and market positioning. Monitor opposition details, timelines, and disputed innovations to understand competitive dynamics and IP enforcement strategy.

Patent NumberTitleApplicantOpposition Date
EP3351240Formulations Of 4-Amino-2-(2,6-Dioxopiperidine-3-Yl)Isoindoline-1,3-DioneCELGENEDec 16, 2019
EP3042659Polymorphic Forms Of 3-(4-Amino-1-Oxo-1,3 Dihydroisoindol-2-Yl)-Piperidine-2,6-DioneCELGENEJul 25, 2019