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IP Verse

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.

Latest Patent Oppositions

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: Nov 20, 2025
Patent NumberTitleApplicantOpposition DateOpposition Name

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EP3898546
A Low-E Coated Architectural Glass Having High SelectivityTRKIYE SISE VE CAM FABRIKALARI ANONIM SIRKETIOct 29, 2025PILKINGTON GROUP
+ 2 more oppositions
EP4249647
Electrolytic Medium, Electropolishing Process Using Such Electrolytic Medium And Device To Carry It OutDRYLYTEOct 28, 2025OTEC PRAZISIONSFINISH
EP3236960
Use Of Isoxazoline Compounds For Treating DemodicosisINTERVETOct 28, 2025CEVA SANTE ANIMALE
+ 1 more opposition
EP3756650
Formulations Of (+)-2-[1-(3-Ethoxy-4-Methoxy-Phenyl)-2-Methanesulfonyl-Ethyl]-4-Acetyl Aminoisoindoline-1,3-DioneAMGEN EUROPEOct 24, 2025CAMULON
+ 1 more opposition
EP3898546
A Low-E Coated Architectural Glass Having High SelectivityTRKIYE SISE VE CAM FABRIKALARI ANONIM SIRKETIOct 20, 2025SAINT GOBAIN
+ 2 more oppositions
EP4268439
Technical Installation And Intermediary Device For A Technical InstallationSIEMENS MOBILITYOct 16, 2025ALSTOM
EP4407084
Material Comprising A Nonwoven Layer Of FibersCARL FREUDENBERGOct 15, 2025FITESA GERMANY
EP4342436
Laser-Based Treatment Device For Surgical Correction Of Poor EyesightCARL ZEISSOct 15, 2025SCHWIND EYE TECH SOLUTIONS
EP4313719
Automatic Central Buffer Coupler For Rail Vehicles, And Coupler Assembly Composed ThereofKNORR BREMSE SYSTEME FR SCHIENENFAHRZEUGEOct 15, 2025DELLNER COUPLERS
+ 1 more opposition
EP4281281
Tyre Repair Kit And Method For Inflating And/Or Sealing A TyreKT PROJEKTENTWICKLUNGSOct 15, 2025AIRCOM AUTOMOTIVE SP Z OO
EP4260975
Device And Method For Detecting The Position Of A Collecting VesselSTARRAGOct 15, 2025DMG MORI PFRONTEN
EP4242652
Isolation Of Fetal Cells Using FacsARCEDI BIOTECH APSOct 15, 2025MENARINI SILICON BIOSYSTEMS
EP4110097
Aerosol-Generating Article Including Upstream ElementPHILIP MORRISOct 15, 2025NICOVENTURES
EP4013238
Method Of Preparing A Fruit-Containing ProductNUTRICIAOct 15, 2025SCHIWECK WEINZIERL KOCH PATENTANWALTE PARTNERSCHAFT MBB
EP3982992
Use Of Whey Protein Micelles For Controlling Postprandial Glucose ResponseNESTLEOct 15, 2025ARLA FOODS AMBA
+ 1 more opposition
EP3937896
Sunscreen Compositions Comprising Butyl Methoxydibenzoylmethane, Triazine Derivatives And PhotostabilizerBASFOct 15, 2025DSM ASSETS
+ 1 more opposition
EP3887493
Process For Preparing A Surfactant Composition Based On A Glycine Betaine Ester Salt, And Composition Thus ObtainedSURFACTGREENOct 15, 2025BALS & VOGEL PATENTANWALTE
+ 1 more opposition
EP3886808
Urolithin A And A Composition Containing Same For External Use In Inflammations Of Various EtiologiesWARSZAWSKI UNIWERSYTET MEDYCZNYOct 15, 2025AMAZENTIS
EP3802653
Ski Boots With Temperature-Independent Modulus Of ElasticityBASFOct 15, 2025HUNTSMAN
EP3774620
Control For Parent Roll Unwinding Apparatus And MethodsPAPER CONVERTING MACHINEOct 15, 2025MANROLAND GOSS WEB SYSTEMS