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Explore patent oppositions filed by Per Aarsleff 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

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EP3043121Relining A Ventilation SystemLINERVENTMar 23, 2020
EP3236129Light Head For Use In Relining PipesPEANTA INVENTIONSOct 22, 2019
EP3106731Device And Method For Repairing PipeLMKMar 5, 2019