IP Verse

Sonn patent opposition analysis

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

Latest patent oppositions filed by Sonn

Stay updated with the latest patent oppositions filed by Sonn

Patent NumberTitleApplicantOpposition DateOpposition Company
EP4121007
High Concentration Anti-Ass Protofibril Antibody Formulations And Methods Of Use ThereofEISAI R&D MANAGEMENTApr 1, 2026WUESTHOFF & WUESTHOFF
EP4441451
Method For Operating A Burner Of A Rotary KilnSCHWENK ZEMENTFeb 9, 2026UNITHERM CEMCON FEUERUNGSANLAGEN
EP4313897
Device And Method For The Thermal Treatment Of A Mineral FeedstockTHYSSENKRUPP POLYSIUSNov 26, 2025EJK SERVICE
EP4313898
Method For The Thermal Treatment Of A Mineral FeedstockTHYSSENKRUPP POLYSIUSNov 26, 2025EJK SERVICE
EP4341490
Assembly Comprising At Least One Rail And A SupportVOSSLOH COGIFERNov 26, 2025VOESTALPINE RAILWAY SYSTEMS
EP4310251
Railway Frog Adapted To Several Wheel ProfilesVOSSLOH SWITCH SYSTEMS FRANCENov 12, 2025VOESTALPINE TURNOUT TECHNOLOGY ZELTWEG
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

Top clients of Sonn

Top companies who are the clients of Sonn

CompanyTotal
WUESTHOFF & WUESTHOFF PATENTANWALTE PARTG MBB11
WUESTHOFF & WUESTHOFF7
BAXTER7
SANOVEL ILAC SANAYI VE TICARET ANONIM SIRKETI6
FISCHER SPORTS4
TIGER COATINGS3
BRASKEM AMERICA3
G L PHARMA3
SHIMANO3
COMLAB DEUTSCHLAND2