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Explore patent oppositions filed by Arnold & Siedsma 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

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EP3980232Method Of Forming A Cut In A Polymeric ComponentCLOSURE SYSTEMSApr 30, 2025
EP4140914Twist And Flip Lock ClosureCAP SUSTAINABLE SOLUTIONSJan 31, 2025
EP4143022Floor Covering With Fireproof Wear LayerGERFLORDec 27, 2024
EP3889063Assembly For Container With Threaded Neck And Cap Provided With Axial Positioning Tabs And Centring TabsUNITED CAPS FRANCEJul 17, 2024
EP3784585ClosureOBRIST CLOSURES SWITZERLANDApr 10, 2024
EP3360627Powder For Use In An Additive Manufacturing MethodHERAEUS ADDITIVE MANUFACTURINGOct 5, 2022
EP3028578Chocolate And Hard ButterTHE NISSHIN OILLIO GROUPFeb 5, 2021
EP3028579Chocolate And Hard ButterTHE NISSHIN OILLIO GROUPFeb 5, 2021
EP3153453A Method For The Assembly Of A Stairlift Guide Rail, And A KitDEVI GROUPNov 18, 2020
EP2483289Methods Of Preventing And Removing Trisulfide BondsBIOGEN IDEC MADec 20, 2019