USPTO Rejects Nintendo's Controversial 'Summon Character and Let It Fight' Pokémon Patent in Non-Final Ruling, as Palworld Legal Battle Rumbles On
in newsletterIGN · 2026-04-01 · 3 min read · top_stories
The USPTO rejected all claims of Nintendo's "summon character and let it fight" Pokémon patent as obvious, citing prior art from Nintendo, Konami, and Bandai Namco filings. The non-final ruling could impact Nintendo's ongoing patent lawsuit against Palworld developer Pocketpair in Japan.
Appeared in 2026-04-01.