Get complete Patent Opposition Report for Versalis

Comprehensive Analysis, Strategic Insights & Expert Evaluation – Stay Ahead in Your Patent Challenge.

Download Your Report Now

Latest oppositions filed by Versalis

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

Patent NumberTitleApplicantOpposition Date
EP3523363Improved Expandable Vinyl Aromatic PolymersTOTALENERGIES ONETECH BELGIUMApr 22, 2021
EP3475241Use Of Geopolymeric Additive In Combination With Non-Brominated Flame Retardant In Polymer FoamsSYNTHOSFeb 12, 2021
EP2938662Expandable Vinyl Aromatic Polymers Containing Graphite Particles Having A Polymodal Particle Size DistributionTOTAL RESEARCH & TECHNOLOGY FELUYMay 22, 2020
EP3245172Geopolymer Composite And Expandable Vinyl Aromatic Polymer Granulate And Expanded Vinyl Aromatic Polymer Foam Comprising The SameSYNTHOSOct 9, 2019
EP3245247Combination Of Silica And Graphite And Its Use For Decreasing The Thermal Conductivity Of Vinyl Aromatic Polymer FoamSYNTHOSSep 26, 2019
EP2528719Method To Start-Up A Process To Make Expandable Vinyl Aromatic PolymersTOTAL RESEARCH & TECHNOLOGY FELUYAug 13, 2019
EP3245242Use Of A Mineral Having Perovskite Structure In Vinyl Aromatic Polymer FoamSYNTHOSMay 29, 2019
EP2935365Process For Copolymerizing Ethylene And Esters Of Vinyl AlcoholBASELL POLYOLEFINEOct 16, 2018
EP2969942Process For Producing Fine, Morphologically Optimized Particles Using Jet Mill, Jet Mill For Use In Such Process And Particles ProducedTOTAL RESEARCH & TECHNOLOGY FELUYMay 2, 2018
EP2902422Ternary Elastic Copolymer, And Method For Preparing SameLG CHEMFeb 2, 2018

Explore Versalis'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.

Patent NumberGrant DateTitleTotal Oppositions
EP3695001Jan 10, 2024Process For Enzymatic Hydrolysis Of Lignocellulosic Material And Fermentation Of Sugars1
EP3137619Dec 27, 2023Process For Enzymatic Hydrolysis Of Lignocellulosic Material And Fermentation Of Sugars1
EP3613860Dec 27, 2023Process For Enzymatic Hydrolysis Of Lignocellulosic Material And Fermentation Of Sugars1
EP2414532Aug 10, 2022An Improved Process For The Rapid Hydrolysis Of High Solids Biomass1
EP3041879May 25, 2022Bio-Derived Ethylene Glycol Compositions For Polyester Bottles4
EP2912104May 26, 2021Concentrated Polymeric Compositions Of Vinyl Aromatic Polymers And/Or Copolymers1
EP3383938Mar 3, 2021Aqueous Emulsions Containing Ethylene-Vinyl Acetate Copolymers, Preparation Process Thereof And Their Use As Anti-Gelling Additives Of Crude Oils1
EP2486139Sep 16, 2020Process For The Preparation Of A Fermentation Prodcut From Lignocellulose Containing Material1
EP3481891Apr 8, 2020Expandable Compositions Containing Aromatic Vinyl Polymers Having Self-Extinguishing Properties And Improved Processability2
EP2917354Jan 15, 2020Process For Enzymatic Hydrolysis Of Lignocellulosic Material And Fermentation Of Sugars1