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

Last updated on: Jun 12, 2025
Patent NumberTitleApplicantOpposition Date

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EP3649163Polyethylene Compositions Comprising Cyclic-Olefin CopolymersEXXONMOBIL CHEMICAL PATENTSMay 6, 2025
EP2741726Container For Storing A Drug Such As InsulinDEBIOTECHFeb 19, 2018
EP2891680Polymer Blend: Hdpe With Ethylene-Norbornene Or Propylene-Norbornene CopolymerBOREALISNov 23, 2017