Sonnenhauser patent opposition analysis

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

Stay updated with the latest patent oppositions filed by Sonnenhauser

Patent NumberTitleApplicantOpposition DateOpposition Company
Xylylene Diisocyanate Composition, Polymerizable Composition For Optical Materials, Resin, Molded Body, Optical Element And LensMITSUI CHEMICALS, INC.Aug 17, 2026WUESTHOFF & WUESTHOFF
Methods Of Treating Chronic Kidney Disease With DapagliflozinASTRAZENECA ABJun 16, 2026WUESTHOFF & WUESTHOFF
Method Of Synthesizing Thyroid Hormone Analogs And Polymorphs ThereofMADRIGAL PHARMACEUTICALS, INC.Jun 9, 2026WUESTHOFF & WUESTHOFF
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
High Concentration Anti-Ass Protofibril Antibody Formulations And Methods Of Use ThereofEISAI R&D MANAGEMENT CO., LTD.Apr 1, 2026WUESTHOFF & WUESTHOFF
Pharmaceutical Composition, Methods For Treating And Uses ThereofBOEHRINGER INGELHEIM INTERNATIONAL GMBHSep 16, 2025WUESTHOFF & WUESTHOFF
Solid Oral Formulation Of FenretinideLAURENT PHARMACEUTICALSSep 9, 2025WUESTHOFF & WUESTHOFF
New Use Of A Combination Of An Angiotensin Receptor Blocker (Arb) With A Neutral Endopeptidase Inhibitor (Nepi)NOVARTIS AGJul 23, 2025WUESTHOFF & WUESTHOFF
Pharmaceutical Composition For The Treatment Of Pulmonary Arterial HypertensionACTELION PHARMACEUTICALS LTDFeb 21, 2025SANOVEL ILAC SANAYI VE TICARET ANONIM SIRKETI
Xylylene Diisocyanate Composition, Modified Xylylene Diisocyanate Composition, Polymerizable Composition, Resin, Molded Body, Optical Element, And LensMITSUI CHEMICALS, INC.Feb 12, 2025WUESTHOFF & WUESTHOFF