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
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 UND RECHTSANWALT
EP4441451
Method For Operating A Burner Of A Rotary KilnTHYSSENKRUPP POLYSIUSFeb 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 COGIFERNov 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 UND RECHTSANWALT
EP4321157
New Use Of A Combination Of An Angiotensin Receptor Blocker (Arb) With A Neutral Endopeptidase Inhibitor (Nepi)NOVARTISJul 23, 2025WUESTHOFF & WUESTHOFF

Top clients of Sonn

Top companies who are the clients of Sonn

CompanyTotal
WUESTHOFF & WUESTHOFF15
WUESTHOFF & WUESTHOFF PATENTANWALTE PARTG MBB11
SANOVEL ILAC SANAYI VE TICARET ANONIM SIRKETI7
WUESTHOFF & WUESTHOFF UND RECHTSANWALT7
BAXTER7
SANOVEL ILA SANAYI VE TICARET ANONIM SIRKETI5
FISCHER SPORTS4
TIGER COATINGS3
SHIMANO3
BRASKEM AMERICA3