Stay informed with the latest litigation news. Explore now

IP Verse

Ewald Drken patent opposition analysis

Latest patents of Ewald Drken opposed by its competitors

Explore Ewald Drken'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: Aug 28, 2025
Patent NumberGrant DateTitleTotal Oppositions
EP2826898
Nov 17, 2021Bicomponent Fibre For Producing Spun Nonwoven Fabrics1
EP3153552
Jan 20, 2021Anti-Corrosion Coating1
EP3582963
Dec 16, 2020Nail-Sealing Roof Underlay1
EP2933355
Jul 3, 2019Method For Producing A Dark Anti-Corrosion Coating2
EP2826897
May 29, 2019Bicomponent Fibre For Producing Spun Nonwoven Fabrics2
EP2907894
Apr 10, 2019Method For Production Of A Substrate With A Chromium Vi Free And Cobalt-Free Passivation1
EP3012102
Nov 7, 2018Protective Film2
EP3015598
Apr 11, 2018Roofing Underlay For Steep-Pitched Roof With Adjacent Roof Surfaces1