Patent No. EP3228834 (titled "Turbomachine Blade, Corresponding Compressor, Turbomachine And Production Method") was filed by Safran Aero Boosters on Apr 3, 2017. The application was issued on Sep 15, 2021.

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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