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The patent EP3875085 was granted to Mitsubishi Tanabe Pharma on Jun 19, 2024. The application was filed on Nov 1, 2019 under application number EP19880770A. The patent is currently recorded with a legal status of "Granted And Under Opposition".
Edaravone suspension for oral administration that achieves therapeutic efficacy comparable to intravenous injections while reducing the burden on patients and caregivers. The suspension contains edaravone particles dispersed in a water-based solution with added stabilizers and pH regulators. The formulation enables sustained release of edaravone through the gastrointestinal tract, with a dosing regimen of 90-120 mg per oral administration.

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.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
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