Patent Oppositions at the European Patent Office (EPO)

Below chart show the patent oppositions filing trends at the EPO in the last 10 months. The data is updated weekly and includes the number of oppositions filed by companies against the patents.

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 30, 2025
Patent NumberTitleApplicantOpposition DateOpposition Name

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Vehicle Communication NetworkAVAGO SALES PTEOct 8, 2025RENAULT
Method For Generating T-Cells Compatible For Allogenic TransplantationCELLECTISOct 1, 2025CARPMAELS & RANSFORD SPECIALITIES
+ 4 more oppositions
Neural Network For Bulk SortingTOMRA SORTINGOct 1, 2025OPTIMUM
+ 3 more oppositions
Method For Generating T-Cells Compatible For Allogenic TransplantationCELLECTISSep 30, 2025MARGARET DIXON
+ 4 more oppositions
Neural Network For Bulk SortingTOMRA SORTINGSep 30, 2025EVK DI KERSCHHAGGL
+ 3 more oppositions
Neural Network For Bulk SortingTOMRA SORTINGSep 30, 2025FRAUNHOFER GESELLSCHAFT ZUR FORDERUNG DER ANGEWANDTEN FORSCHUNG EV
+ 3 more oppositions
Module For Connecting A Mast To A BoardFLITEBOARDSep 30, 2025TODOROV
+ 1 more opposition
Method For Generating T-Cells Compatible For Allogenic TransplantationCELLECTISSep 29, 2025CENTURY THERAPEUTICS
+ 4 more oppositions
Method For Generating T-Cells Compatible For Allogenic TransplantationCELLECTISSep 29, 2025MURGITROYD
+ 4 more oppositions
Method And Device For Tracking AnimalsMECHATRONIK ZEHENTNER EUSep 25, 2025GEA FARM
Chocolate Replicas Produced From Individual ComponentsVOYAGE FOODSSep 25, 2025DELICA
+ 3 more oppositions
Chocolate Replicas Produced From Individual ComponentsVOYAGE FOODSSep 25, 2025ULLRICH &NAUMANN
+ 3 more oppositions
Polyethylene Pipe Resin With High Resistance To Slow Crack GrowthBOREALISSep 25, 2025SABIC SABIC PETROCHEMICALS
+ 1 more opposition
Barrier Paper Or BoardSAPPI NETHERLANDS SERVICESSep 25, 2025BILLERUD AKTIEBOLAG PUBL
+ 1 more opposition
Barrier Paper Or BoardSAPPI NETHERLANDS SERVICESSep 25, 2025KEMIRA OYJ
+ 1 more opposition
Flexible High-Density Mapping Catheter Tips And Flexible Ablation Catheter Tips With Onboard High-Density Mapping ElectrodesST JUDE MEDICALSep 25, 2025HAMPTON KNOWLES
Eye Tracking Module And Head-Wearable DevicePUPIL LABSSep 25, 2025OXON
A Datapage For A Security Document And A Method Of Manufacturing The SameLINXENS HOLDINGSep 25, 2025BUNDESDRUCKEREI
Method Of Producing Lignin With Reduced Amount Of Odorous SubstancesVALMETSep 25, 2025ANDRITZ
+ 1 more opposition
Method And Apparatus For Identifiying Defects In The Surface Of Convex ItemsNORDISCHER MASCHINENBAU RUD BAADERSep 24, 2025MAREL ICELAND EHF