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Explore patent oppositions filed by Rudolf Hensel 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

Get instant updates on new opposition filings by the company

EP3626783Resin CompositionSEKISUI CHEMICALDec 22, 2023
EP3187549Thermally Expandable Fire Resistant Resin CompositionSEKISUI CHEMICALJan 20, 2020
EP3022263Intumescent CompositionAKZO NOBEL COATINGSJan 26, 2018