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Explore Constantia Pirk's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: Jun 26, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP3997268Nov 15, 2023Multifunctional Barrier Paper And Method For Producing Same1
EP4076944Nov 1, 2023Recyclable Paper Packaging With High Barrier To Water Vapor And Oxygen3
EP3840951Mar 8, 2023Recyclable, Easily Tearable Packaging Laminate Having A Good Barrier Effect, And Method For Production Thereof2
EP3600889Oct 28, 2020Recycling-Friendly Packaging Laminate With Improved Thermal Stability During Sealing1