CompanyCompetitive AnalysisCompany Patent Opposition Analysis

Explore patent oppositions filed by Sanofi against competitors, revealing strategic technology disputes and market positioning. Monitor opposition details, timelines, and disputed innovations to understand competitive dynamics and IP enforcement strategy.

Last updated on: Aug 21, 2025
Patent NumberTitleApplicantOpposition Date

Get instant updates on new opposition filings by the company

Pegylated Liposomes For Delivery Of Immunogen-Encoding RnaGLAXOSMITHKLINEJul 22, 2025
High-Purity Peg Lipids And Uses ThereofMODERNATXJun 24, 2025
Pneumococcal Polysaccharides And Their Use In Immunogenic Polysaccharide-Carrier Protein ConjugatesMERCK SHARP & DOHMEMar 18, 2025
Dosage Measurement Module On Injection PenELI LILLYMar 7, 2025
Nucleic Acid VaccinesMODERNATXMar 3, 2025
Nucleic Acid VaccinesMODERNATXMar 3, 2025
Methods And Apparatus For Aspects Of A Dose Detection SystemELI LILLYNov 4, 2024
Compositions And Methods For Treating Cytokine-Related DisordersTHE CHILDRENS HOSPITAL OF PHILADELPHIAOct 23, 2024
Method For Producing Rna CompositionsCUREVACOct 3, 2024
Bispecific And Multispecific Antibodies And Method For Isolation Of SuchGENMABOct 3, 2024

Explore Sanofi's recently opposed patents, revealing key competitive challenges and strategic patent disputes in the industry. Track oppositions filed by competitors to understand technology battlegrounds and assess potential risks.

Last updated on: Aug 21, 2025
Patent NumberGrant DateTitleTotal Oppositions
Oct 16, 2024Long - Acting Formulations Of Insulins1
Oct 9, 2024Autoinjector1
Jul 31, 2024Methods For Preventing Or Treating Allergy By Administering An Il-4R Antagonist4
Apr 24, 2024Methods For Treating Atopic Dermatitis By Administering An Il-4R Antagonist7
Feb 28, 2024Packaging Container1
Feb 14, 2024Methods For Treating Skin Infection By Administering An Il-4R Antagonist5
Feb 7, 2024Methods For Treating Severe Atopic Dermatitis By Administering An Il-4R Inhibitor7
Jan 10, 2024Methods For Treating Or Preventing Asthma By Administering An Il-4R Antagonist6
Nov 29, 2023Syringe Carrier1
Nov 15, 2023Methods For Treating Or Preventing Asthma By Administering An Il-4R Antagonist6

Top competitors of Sanofi

Top competitors of Sanofi based on patent oppositions.