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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: Dec 25, 2025
Patent NumberTitleApplicantOpposition DateOpposition Name

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EP3973764
Agricultural Machine With Nir Sensor And Data Processing SystemCLAAS SELBSTFAHRENDE ERNTEMASCHINENDec 17, 2025CARL ZEISS
+ 1 more opposition
EP4346450
Infant Formula For Feeding Infants Receiving Infant Formula And Human Breast MilkNUTRICIANov 25, 2025STRAWMAN
+ 3 more oppositions
EP4204203
System And Method For Operating A System For Treating ContainersKRONESNov 25, 2025TETRA LAVAL & FINANCE
+ 2 more oppositions
EP3951157
Rocket Motor And Components ThereofDAWN AEROSPACENov 25, 2025D ORBIT
+ 1 more opposition
EP3873236
Powders Containing A Buffer Salt And An Amino Acid, Reconstitution Of Such A Powder Into A Nutritional Product, And Methods Of Using Such A Nutritional ProductNESTLENov 25, 2025NUTRICIA
+ 1 more opposition
EP3777772
Prosthetic Heart ValveEDWARDS LIFESCIENCESNov 25, 2025FAIG
+ 1 more opposition
EP4204203
System And Method For Operating A System For Treating ContainersKRONESNov 24, 2025SIDEL PARTICIPATIONS
+ 2 more oppositions
EP4346450
Infant Formula For Feeding Infants Receiving Infant Formula And Human Breast MilkNUTRICIANov 21, 2025NESTLE
+ 3 more oppositions
EP4346450
Infant Formula For Feeding Infants Receiving Infant Formula And Human Breast MilkNUTRICIANov 20, 2025FRIESLANDCAMPINA NEDERLAND
+ 3 more oppositions
EP4337043
Aerosol Generation Device And SetJAPAN TOBACCONov 19, 2025NICOVENTURES
+ 1 more opposition
EP4326393
Device For Stimulating The Biosynthesis Of Vitamin D3JK HOLDINGNov 19, 2025KBL
EP4200101
Method For Producing At Least One Workpiece Part And A Residual Workpiece From A WorkpieceWSOPTICSNov 19, 2025BYSTRONIC LASER
EP4186379
Container Assembly And Smoking SystemJAPAN TOBACCONov 19, 2025NICOVENTURES
EP4122056
Shielded Plug Connector ModuleHARTING ELECTRIC STIFTUNGNov 19, 2025PHOENIX CONTACT
EP4119686
Aluminum Alloy Products Exhibiting Improved Bond Durability And/Or Having Phosphorus-Containing Surfaces And Methods Of Making The SameNOVELISNov 19, 2025SPEIRA
EP4093812
Biodegradable Compositions And Articles Made From Cellulose AcetateEASTMAN CHEMICALNov 19, 2025CERDIA
EP4042888
Non-Combustion Heating Type Flavor InhalerJAPAN TOBACCONov 19, 2025NICOVENTURES
+ 1 more opposition
EP4042888
Non-Combustion Heating Type Flavor InhalerJAPAN TOBACCONov 19, 2025PHILIP MORRIS
+ 1 more opposition
EP4039441
Pressure Detection Device And Quality Determination MethodMINEBEA MITSUMINov 19, 2025KISTLER INSTRUMENTE
EP4005556
Pharmaceutical Composition Comprising UdenafilCOREPHARM BIONov 19, 2025STRAWMAN