IP Verse

Sonnenhauser patent opposition analysis

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

Latest patent oppositions filed by Sonnenhauser

Stay updated with the latest patent oppositions filed by Sonnenhauser

Patent NumberTitleApplicantOpposition DateOpposition Company
EP4188389
Methods Of Treating Chronic Kidney Disease With DapagliflozinASTRAZENECAJun 16, 2026WUESTHOFF & WUESTHOFF
EP4406594
Method Of Synthesizing Thyroid Hormone Analogs And Polymorphs ThereofMADRIGAL PHARMACEUTICALSJun 9, 2026WUESTHOFF & WUESTHOFF
EP3756650
Formulations Of (+)-2-[1-(3-Ethoxy-4-Methoxy-Phenyl)-2-Methanesulfonyl-Ethyl]-4-Acetyl Aminoisoindoline-1,3-DioneAMGEN EUROPEMay 19, 2026SANOVEL ILAC SANAYI VE TICARET ANONIM SIRKETI
EP4121007
High Concentration Anti-Ass Protofibril Antibody Formulations And Methods Of Use ThereofEISAI R&D MANAGEMENTApr 1, 2026WUESTHOFF & WUESTHOFF
EP3539540
Pharmaceutical Composition, Methods For Treating And Uses ThereofBOEHRINGER INGELHEIMSep 16, 2025WUESTHOFF & WUESTHOFF
EP3171860
Solid Oral Formulation Of FenretinideLAURENT PHARMACEUTICALSSep 9, 2025WUESTHOFF & WUESTHOFF
EP4321157
New Use Of A Combination Of An Angiotensin Receptor Blocker (Arb) With A Neutral Endopeptidase Inhibitor (Nepi)NOVARTISJul 23, 2025WUESTHOFF & WUESTHOFF
EP3897646
Pharmaceutical Composition For The Treatment Of Pulmonary Arterial HypertensionACTELION PHARMACEUTICALSFeb 21, 2025SANOVEL ILAC SANAYI VE TICARET ANONIM SIRKETI
EP4089071
Xylylene Diisocyanate Composition, Modified Xylylene Diisocyanate Composition, Polymerizable Composition, Resin, Molded Body, Optical Element, And LensMITSUI CHEMICALSFeb 12, 2025WUESTHOFF & WUESTHOFF
EP3626270
New UseNOVARTISJul 10, 2024WUESTHOFF & WUESTHOFF

Top clients of Sonnenhauser

Top companies who are the clients of Sonnenhauser

CompanyTotal
WUESTHOFF & WUESTHOFF11
WUESTHOFF & WUESTHOFF PATENTANWALTE PARTG MBB8
SANOVEL ILAC SANAYI VE TICARET ANONIM SIRKETI6
BRASKEM AMERICA2
COLGATE PALMOLIVE2
VALMIERAS STIKLA SKIEDRA1
UNI PHARMA KLEON TSETIS PHARMACEUTICAL LABORATORIES1
HEXION GERMANY1