IP Verse

Wittkopp patent opposition analysis

The comprehensive analysis of Wittkopp opposition landscape, with a particular emphasis on intellectual property (IP) dynamics.

Latest patent oppositions filed by Wittkopp

Stay updated with the latest patent oppositions filed by Wittkopp

Patent NumberTitleApplicantOpposition DateOpposition Company
EP3470400
Crystal Form Of Ozanimod, Crystal Form Of Hydrochloride Thereof, And Preparation Method ThereforCRYSTAL PHARMACEUTICAL SUZHOUDec 19, 2025SYNTHON
EP3570840
Combinations Of Cabozantinib And Atezolizumab To Treat CancerEXELIXISDec 19, 2025STADA ARZNEIMITTEL
EP3756650
Formulations Of (+)-2-[1-(3-Ethoxy-4-Methoxy-Phenyl)-2-Methanesulfonyl-Ethyl]-4-Acetyl Aminoisoindoline-1,3-DioneAMGEN EUROPEDec 19, 2025HAMM & WITTKOPP
EP3957789
Gas Diffusion Electrode Substrate, Method For Producing Same, Gas Diffusion Electrode, Membrane-Electrode Assembly, And Solid Polymer Fuel CellTORAY INDUSTRIESDec 16, 2025CARL FREUDENBERG
EP3800177
Fenfluramine Compositions And Methods Of Preparing The SameZOGENIXOct 29, 2025ALFRED E TIEFENBACHER
EP4223296
Nalmefene For Reduction Of Alcohol Consumption In Specific Target PopulationsH LUNDBECKOct 27, 2025ALFRED E TIEFENBACHER
EP4370116
Methods For Treating Hypertrophic CardiomyopathyCYTOKINETICSOct 14, 2025SYNTHON
EP3861346
Biomarkers For A Therapy Comprising A Sorafenib CompoundEISAI R&D MANAGEMENTOct 8, 2025STADA ARZNEIMITTEL
EP3539540
Pharmaceutical Composition, Methods For Treating And Uses ThereofBOEHRINGER INGELHEIMSep 16, 2025HAMM & WITTKOPP
EP3321270
Sodium (2R, 5S, 13Ar) -7, 9-Dioxo-10- ( (2,4,6-Trifluorobenzyl) Carbamoyl) -2, 3, 4, 5, 7, 9, 13, 13A-Octahydro-2, 5-Methanopyrido [1',2' : 4.5] Pyrazino [2, 1-B] Oxazepin-8-OlateGILEAD SCIENCESSep 2, 2025HAMM & WITTKOPP

Top clients of Wittkopp

Top companies who are the clients of Wittkopp

CompanyTotal
HAMM & WITTKOPP104
STADA ARZNEIMITTEL79
ALFRED E TIEFENBACHER47
SYNTHON23
BETAPHARM ARZNEIMITTEL11
WITTKOPP10
POLPHARMA9
ALVOGEN IPCO4
G L PHARMA4
TEVA PHARMACEUTICALS4