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
EP4028054
Compositions And Methods Of Treating Lupus NephritisF. HOFFMANN-LA ROCHE AGSep 29, 2026WUESTHOFF & WUESTHOFF
EP4438056
Compositions And Methods Of Treating Lupus NephritisF. HOFFMANN-LA ROCHE AGSep 29, 2026WUESTHOFF & WUESTHOFF
EP2396005
Sglt-2 Inhibitor For Treating Type 1 Diabetes Mellitus, Type 2 Diabete Mellitus, Impaired Glucose Tolerance Or HyperglycemiaBOEHRINGER INGELHEIM INTERNATIONAL GMBHAug 20, 2026SANOVEL ILAC SANAYI VE TICARET ANONIM SIRKETI
EP4151623
Xylylene Diisocyanate Composition, Polymerizable Composition For Optical Materials, Resin, Molded Body, Optical Element And LensMITSUI CHEMICALS, INC.Aug 17, 2026WUESTHOFF & WUESTHOFF
EP4188389
Methods Of Treating Chronic Kidney Disease With DapagliflozinASTRAZENECA ABJun 16, 2026WUESTHOFF & WUESTHOFF
EP4406594
Method Of Synthesizing Thyroid Hormone Analogs And Polymorphs ThereofMADRIGAL PHARMACEUTICALS, INC.Jun 9, 2026WUESTHOFF & WUESTHOFF
EP3756650
Formulations Of (+)-2-[1-(3-Ethoxy-4-Methoxy-Phenyl)-2-Methanesulfonyl-Ethyl]-4-Acetyl Aminoisoindoline-1,3-DioneAMGEN (EUROPE) GMBHMay 19, 2026SANOVEL ILAC SANAYI VE TICARET ANONIM SIRKETI
EP4121007
High Concentration Anti-Ass Protofibril Antibody Formulations And Methods Of Use ThereofEISAI R&D MANAGEMENT CO., LTD.Apr 1, 2026WUESTHOFF & WUESTHOFF
EP3539540
Pharmaceutical Composition, Methods For Treating And Uses ThereofBOEHRINGER INGELHEIM INTERNATIONAL GMBHSep 16, 2025WUESTHOFF & WUESTHOFF
EP3171860
Solid Oral Formulation Of FenretinideLAURENT PHARMACEUTICALSSep 9, 2025WUESTHOFF & WUESTHOFF

Top clients of Sonnenhauser

Top companies who are the clients of Sonnenhauser

CompanyTotal
WUESTHOFF & WUESTHOFF14
SANOVEL ILAC SANAYI VE TICARET ANONIM SIRKETI8
WUESTHOFF & WUESTHOFF PATENTANWALTE PARTG MBB8
BRASKEM AMERICA2
COLGATE PALMOLIVE2
VALMIERAS STIKLA SKIEDRA, AS1
UNI-PHARMA KLEON TSETIS PHARMACEUTICAL LABORATORIES S.A.1
HEXION GERMANY GMBH1