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Explore patent oppositions filed by Withers & Rogers 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: Jul 17, 2025
Patent NumberTitleApplicantOpposition Date

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EP4209499Charged Depth Filtration Of Antigen-Binding ProteinsAMGENMay 7, 2025
EP2276862Method And Apparatus For Impregnation Of ItemsDANPROTEXAug 20, 2024
EP3334747Charged Depth Filtration Of Antigen-Binding ProteinsAMGENJun 26, 2024
EP3294325Enhancing The Effect Of Car-Engineered T Cells By Means Of Nucleic Acid VaccinationBIONTECH CELL&GENE THERAPIESApr 25, 2024
EP3892295Individualized Vaccines For CancerBIONTECHJan 25, 2024
EP3417071System And Method For Targeted Depletion Of Nucleic AcidsF HOFFMANN LA ROCHEJan 4, 2024
EP3681483Process For Lyophilized Pharmaceutical Formulation Of A Therapeutic ProteinAMGENFeb 20, 2023
EP3590949Ribonucleic Acids Containing N1-Methyl-Pseudouracils And Uses ThereofMODERNATXFeb 17, 2023
EP3718565Respiratory Virus VaccinesMODERNATXJan 26, 2023
EP2791160Modified Nucleoside, Nucleotide, And Nucleic Acid CompositionsMODERNA THERAPEUTICSDec 2, 2022