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Stossel patent opposition analysis

Latest oppositions filed by Stossel

Explore patent oppositions filed by Stossel 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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EP3582932Alumina Abrasive Particles Used For Automotive Finishing CompositionsSAINT GOBAINDec 30, 2022
EP3543333Method For Screening Alpha-AmylasesNOVOZYMESOct 5, 2022
EP2825643Variant Alpha Amylases With Enhanced Activity On Starch PolymersDANISCOAug 2, 2022
EP2951025Improved Transfer MediumKASPAR PAPIR PTEFeb 21, 2020
EP2877957Method And Device For Protecting Against Fault Attack(S) An Electronic Device Using A Cache MemoryGEMALTOFeb 17, 2020
EP3254759Exhaust Gas Purification CatalystCATALERJan 3, 2020
EP3081777Exhaust Gas Purification MaterialCATALEROct 28, 2019
EP2611755Method For Applying Discriminating Layer Onto Porous Ceramic FiltersDOWJun 19, 2019
EP2280773Amusement Device And Propelling Method For Propelling A Passenger Carrier Of Such Amusement DeviceVEKOMA RIDES ENGINEERINGNov 19, 2018
EP3072308Consumption Meter With Error-CorrectionKAMSTRUPOct 26, 2018

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