Patent No. EP2497945 (titled "Mechanical Reinforcement For A Part Made Of A Composite Material, In Particular For A Large Wind-Turbine Blade") was filed by Epsilon Composite on Mar 9, 2012. The application was issued on Aug 10, 2016.

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.
| Company | Opposition Date | Representative |
|---|---|---|
| VESTAS DEUTSCHLAND | Oct 20, 2021 | GRUNECKER PATENT |
| CABINET LAVOIX | May 10, 2017 | LAVOIX |
| NORDEX ENERGY | May 10, 2017 | HAUCK |
| VESTAS WIND SYSTEMS | May 10, 2017 | KENT |
The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.
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