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Japan Patent Office Rejects Nintendo's Patent, Weakens Lawsuit

11/3/2025

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Summary

Story summary

The Japan Patent Office rejected Nintendo and The Pokémon Company's patent application 2024-031879, weakening the lawsuit against Pocketpair.
The Japan Patent Office (JPO) ruled the application lacked originality, citing ARK and Monster Hunter as prior art references.
The rejection follows Pocketpair's consistent denial of wrongdoing, arguing their mechanics reflect established gameplay traditions.
Nintendo has 60 days to respond as the case remains tied to Tokyo District Court litigation.

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Story summary

The Japan Patent Office rejected Nintendo and The Pokémon Company's patent application 2024-031879, weakening the lawsuit against Pocketpair.
The Japan Patent Office (JPO) ruled the application lacked originality, citing ARK and Monster Hunter as prior art references.
The rejection follows Pocketpair's consistent denial of wrongdoing, arguing their mechanics reflect established gameplay traditions.
Nintendo has 60 days to respond as the case remains tied to Tokyo District Court litigation.