EPO Oppositions

Track EPO patent oppositions in real-time. Monitor which companies are filing challenges, identify patents under dispute, and analyze opposition trends across industries.

Recent patent oppositions filed at the EPO, providing crucial intelligence for R&D strategies, competitive analysis, and litigation planning. The data is updated on a weekly basis to ensure you have access to the most current information.

Last updated on: Oct 1, 2026
Patent NumberTitleApplicantOpposition DateOpposition Name

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Process For Layer-By-Layer Building Of Built Articles With A Viscosity-Modified BinderASK CHEMICALSSep 30, 2026HUTTENES ALBERTUS CHEMISCHE WERKE GESELLSCHAFT MIT BESCHRANKTER HAFTUNG
Aerosol-Generating Article With Relatively Short Rod Of Aerosol-Generating SubstratePHILIP MORRISSep 30, 2026JT INTERNATIONAL S.A.
+ 1 more opposition
Aerosol-Generating Article With Relatively Short Rod Of Aerosol-Generating SubstratePHILIP MORRISSep 30, 2026NICOVENTURES TRADING LIMITED
+ 1 more opposition
Method And Device For Measuring The Straightness Error Of Bars And TubesQ TECHSep 30, 2026RDE
Compositions And Methods Of Treating Lupus NephritisF HOFFMANN LA ROCHESep 30, 2026KERNEBECK PATENTANWALTS
+ 2 more oppositions
Compositions And Methods Of Treating Lupus NephritisF HOFFMANN LA ROCHESep 30, 2026MAIWALD PATENTANWALTS
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Absorbent ArticleESSITY HYGIENE AND HEALTH AKTIEBOLAGSep 30, 2026W PELZ
Viral Clearance Test MethodASAHI KASEI MEDICALSep 30, 2026GOTTSCHALD
Terminal For Electrical CablesPHOENIX CONTACTSep 30, 2026HARTING ELECTRIC STIFTUNG
Methods For Screening Biological Samples For ContaminationINGURANSep 30, 2026JAMES POOLE
Method And Device For Inspecting ContainersKRONESSep 30, 2026HEUFT SYSTEMTECHNIK
+ 1 more opposition
Holding Frame, Connector And Electronic DevicePHOENIX CONTACTSep 30, 2026HARTING ELECTRIC STIFTUNG
2-Component Coating Composition For Masonry Sealing With Catalyst Cocatalyst SystemFRANKEN SYSTEMSSep 30, 2026TRIFLEX
Low Profile Transcatheter Heart ValveEDWARDS LIFESCIENCESSep 30, 2026MEDTRONIC
+ 1 more opposition
Low Profile Transcatheter Heart ValveEDWARDS LIFESCIENCESSep 30, 2026MERIL
+ 1 more opposition
Moisture-Crosslinkable Mastic Composition For High-Temperature Joint ExposureBOSTIKSep 30, 2026HENKEL
Compositions And Methods Of Treating Lupus NephritisGENENTECHSep 30, 2026KERNEBECK PATENTANWALTS
+ 2 more oppositions
Compositions And Methods Of Treating Lupus NephritisGENENTECHSep 30, 2026MAIWALD PATENTANWALTS
+ 2 more oppositions
Bridging Devices And Systems, And Methods For Implementing SameSOLETANCHE FREYSSINETSep 30, 2026PONS
Hollow Wall BoxKAISERSep 30, 2026F-TRONIC GMBH