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Explore patent oppositions filed by Engelhard 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: Jun 12, 2025
Patent NumberTitleApplicantOpposition Date

Get instant updates on new opposition filings by the company

EP3187201Portable Medical DevicePAUL HARTMANNFeb 27, 2020
EP2999920Apparatus, Method, And System For Independent Aiming And Cutoff Steps In Illuminating A Target AreaMUSCOJun 25, 2019

Explore Engelhard'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: Jun 12, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP2664379Sep 4, 2024Zone Coated Catalyst To Simultaneously Reduce Nox And Unreacted Ammonia2
EP1885184Jun 12, 2024Compositions Comprising Particles Resulting From Processing In A Slurry Mix1
EP2641651Nov 15, 2017Pressure-Balanced, Catalyzed Soot Filter1