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Sanofi Aventis competitive analysis

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Latest oppositions filed by Sanofi Aventis

Explore patent oppositions filed by Sanofi Aventis against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Oct 30, 2025
Patent NumberTitleApplicantOpposition Date

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EP3668568
Dosage Measurement Module On Injection PenELI LILLYMar 7, 2025
EP4017557
Methods And Apparatus For Aspects Of A Dose Detection SystemELI LILLYNov 4, 2024
EP3706841
Needle Shield Remover And A Medicament Delivery Device Comprising The Needle Shield RemoverSHL MEDICALAug 22, 2024
EP3184138
Needle Cover AssemblySHL GROUPJan 12, 2024
EP3666797
Antigen Binding Proteins To Proprotein Convertase Subtilisin Kexin Type 9 (Pcsk9)AMGENNov 10, 2023
EP3740265
A Medicament Delivery Device With A Removable Cap And Locking Member For Preventing Accidental ActiviationCONSORT MEDICALAug 16, 2023
EP3359229
Injector Comprising A Destructible Electric Circuit As A Result Of UseTECPHARMA LICENSINGFeb 16, 2023
EP3071262
Rotary Sensor Assembly With Space Efficient DesignNOVO NORDISKDec 22, 2020
EP3265152
Data Acquisiton Means, Especially For A Pen-Type Drug Delivery DevicesBEREYOct 22, 2020
EP2296728
Administration Device Having A Button With Touch SensorF HOFFMANN LA ROCHEJul 30, 2020

Latest patents of Sanofi Aventis opposed by its competitors

Explore Sanofi Aventis'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: Oct 30, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP3774838
Sep 3, 2025Lixisenatide Synthesis With Capping2
EP3258992
May 28, 2025Data Collection Device For Attachment To An Injection Device2
EP3380136
Apr 30, 2025Auto-Injector2
EP3503946
Dec 11, 2024A Device For Attachment To An Injection Device1
EP4056212
Oct 9, 2024Autoinjector1
EP2788050
Nov 29, 2023Syringe Carrier1
EP3307357
Jun 7, 2023Data Collection Apparatus For Attachment To An Injection Device1
EP3153196
Jan 11, 2023Syringe Carrier2
EP3254616
Jun 9, 2021Medical Device And Method For Providing Information For Glycemic Control1
EP2536456
Apr 28, 2021Automatic Injection Device With Torsional Spring1

Latest PTAB cases involving Sanofi Aventis

Discover the latest PTAB cases involving Sanofi Aventis, highlighting their recent legal challenges and patent disputes.

Last updated on: Nov 3, 2025
Proceeding NumberFiling DatePetitionerRespondentStatus

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IPR2019-01658Oct 7, 2019MYLAN PHARMACEUTICALSSANOFI AVENTIS DEUTSCHLANDInstitution Denied
IPR2019-00977May 2, 2019PFIZERSANOFI AVENTIS DEUTSCHLANDTerminated-Other
IPR2019-00978May 2, 2019PFIZERSANOFI AVENTIS DEUTSCHLANDTerminated-Other
IPR2019-00979May 2, 2019PFIZERSANOFI AVENTIS DEUTSCHLANDFinal Written Decision
IPR2019-00980May 2, 2019PFIZERSANOFI AVENTIS DEUTSCHLANDTerminated-Other
IPR2019-00981May 2, 2019PFIZERSANOFI AVENTIS DEUTSCHLANDTerminated-Other
IPR2019-00982May 2, 2019PFIZERSANOFI AVENTIS DEUTSCHLANDTerminated-Other
IPR2019-00987May 2, 2019PFIZERSANOFI AVENTIS DEUTSCHLANDTerminated-Other
IPR2019-01022May 2, 2019PFIZERSANOFI AVENTIS DEUTSCHLANDTerminated-Other
IPR2019-01023May 2, 2019PFIZERSANOFI AVENTIS DEUTSCHLANDTerminated-Other

Peer Comparison New

IP litigation analysis comparing Sanofi Aventis with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Oct 30, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
SANOFI AVENTIS DEUTSCHLAND1630 - 24
MYLAN PHARMACEUTICALS - - 94 -
PFIZER51874312
YPSOMED1814 - -