IP Verse

Si Group competitive analysis

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Latest oppositions filed by Si Group

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

Last updated on: Oct 23, 2025
Patent NumberTitleApplicantOpposition Date

Get instant updates on new opposition filings by the company

EP3426502
Process For The Preparation Of Novolac Alkylphenol ResinsSUMITOMO BAKELITE EUROPESep 10, 2020

Latest patents of Si Group opposed by its competitors

Explore Si Group'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 23, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP3114160
Apr 15, 2020Antioxidant Compositions1
EP2054367
Mar 22, 2017Process For The Preparation Of Sodium Salt Of Ibuprofen Of Different Particle Sizes1

Latest publications and patents of Si Group New

Explore the latest publications and patents granted to Si Group, showcasing their recent innovations and technological advancements.

Last updated on: Oct 16, 2025
Publication NumberPublication DateTitleLegal Status

Get instant update for new patents of Si Group

EP3114160
Apr 15, 2020Antioxidant CompositionsRevoked
EP2190958
Jan 24, 2018Antioxidant Blends Suitable For Use In BiodieselsNo Opposition Filed Within Time Limit
EP2054367
Mar 22, 2017Process For The Preparation Of Sodium Salt Of Ibuprofen Of Different Particle SizesRevoked

Latest PTAB cases involving Si Group

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

Peer Comparison New

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

Last updated on: Oct 23, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
SI GROUP11 - -
BUHLER13 - - -