Patent No. EP2567617 (titled "Agricultural Field Spraying Device") was filed by Amazonen Werke H Dreyer on Aug 23, 2012. The application was issued on Apr 1, 2020.

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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