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Explore patent oppositions filed by Stockhausen Superabsorber 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
EP3984633Water Absorbent AgentNIPPON SHOKUBAIAug 15, 2024
EP3056268Particulate Water Absorber Comprising Water-Absorbing Resin As Main Component And Process For Manufacturing SameNIPPON SHOKUBAIDec 21, 2023
EP2484439Particulate Water Absorbent And Process For Production ThereofNIPPON SHOKUBAISep 13, 2023
EP3243565Water Absorbent Agent And Method For Producing Same, Evaluation Method, And Measurement MethodNIPPON SHOKUBAIApr 4, 2023
EP3437732Particulate Water Absorbing AgentNIPPON SHOKUBAIJan 27, 2023
EP3586957Water Absorbent Sheet, Elongated Water Absorbent Sheet, And Absorbent ArticleNIPPON SHOKUBAIDec 15, 2022