Patent No. EP2846037 (titled "Method For Operating A Wind Turbine And A Wind Turbine") was filed by Senvion on Mar 3, 2009. The application was issued on Sep 14, 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.
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