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Wr Grace & Conn patent opposition analysis

Latest oppositions filed by Wr Grace & Conn

Explore patent oppositions filed by Wr Grace & Conn 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: Sep 4, 2025
Patent NumberTitleApplicantOpposition Date

Get instant updates on new opposition filings by the company

EP3953401
Low Stress Whitening Polypropylene CompositionBOREALISJun 17, 2025
EP3397663
Clear And Impact Resistant Polymer Composition And Fabricated ArticleBRASKEM AMERICAJul 17, 2023
EP3723898
Process For Polymerizing Olefins In The Gas-PhaseBASELL POLYOLEFINEFeb 3, 2022
EP3094681
Propylene-Based Impact CopolymersEXXONMOBIL CHEMICAL PATENTSOct 19, 2021
EP3221112
Injection Molded Article Based On Propylene HomopolymerBOREALISOct 6, 2021
EP3140328
Random Propylene-Ethylene Copolymers And Process For Their PreparationBASELL POLIOLEFINE ITALIAAug 18, 2021
EP2931758
Process For Degassing And Buffering Polyolefin Particles Obtained By Olefin PolymerizationBASELL POLYOLEFINEApr 26, 2021
EP3212711
Heterophasic Polypropylene With Improved Stiffness/Impact BalanceBOREALISDec 4, 2020
EP3443016
Injection Molded Article Based On Propylene HomopolymerBOREALISAug 6, 2020
EP3307820
Process For Manufacture Of Low Emission PolypropyleneSABICJul 1, 2020

Latest patents of Wr Grace & Conn opposed by its competitors

Explore Wr Grace & Conn'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: Sep 4, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP3074429
Jan 24, 2024Producing Propylene Impact Copolymers And Products1
EP3063194
Dec 8, 2021Propylene Ethylene Random Copolymer Suitable For Pipe3
EP2726517
Jun 3, 2020Improved Process For Gas-Phase Polymerization Having High Polymer Bed Bulk Density2
EP2225288
Aug 29, 2018Self-Limiting Catalyst Composition With Bidentate Internal Donor2
EP2580281
Mar 7, 2018High Stiffness High Impact Propylene Impact Copolymers2