Patent No. EP2363599 (titled "Rotor Blade For A Wind Turbine, Wind Turbine And Method For Manufacturing A Rotor Blade") was filed by Repower Systems on Jan 27, 2011. The application was issued on Mar 16, 2022.

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 |
|---|---|---|
| GE WIND ENERGY | Dec 18, 2015 | ZIMMERMANN & PARTNER PATENTANWALTE MBB |
| ENERCON | Dec 17, 2015 | EISENFUHR SPEISER |
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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