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Explore patent oppositions filed by Teijin 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

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EP3237504Improved Fast Cure Epoxy Resins And Prepregs Obtained TherefromHEXCEL HOLDINGApr 26, 2021
EP2972058Trauma Reduction Without Ballistic Performance ReductionHONEYWELLFeb 5, 2020
EP3064349Laminated Metal Sheet For Container, Method For Producing Metal Can, And Method For Evaluating Metal Sheet MoldabilityJFE STEELJan 17, 2020
EP2666807A Prepreg And Carbon Fiber Reinforced Composite MaterialsTORAY INDUSTRIESJan 29, 2018

Explore Teijin'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
EP4112794Jul 31, 2024Stitched Reinforcing Fiber Base Material, Preform Material, Fiber Reinforced Composite Material, And Manufacturing Methods For Same1
EP2977409Dec 7, 2022Glass-Fiber-Reinforced Polycarbonate Resin Composition1
EP3473399Jun 30, 2021Production Method And Production Device For Thermoplastic Resin Composite Material1
EP1956014Jan 16, 2019Polymorphs Of 2-(3-Cyano-4-Isobutyloxyphenyl)-4-Methyl-5-Thiazolecarboxylic Acid And Method Of Producing The Same2
EP2829574Sep 19, 2018Light-Diffusible Resin Composition1
EP1770126Jan 10, 2018Aromatic Polycarbonate Resin Composition And Process For Producing The Same1