Nintendo Suffers Major Blow in Palworld Lawsuit, Patent Office Rejects “Monster Capture” Patent as Unoriginal
Nintendo’s Palworld lawsuit suffered a devastating blow when Japan’s Patent Office rejected patent application no. 2024-031879 on October 22, 2025, ruling the “monster capture” mechanic lacks originality. The JPO examiner cited prior art including Monster Hunter 4, ARK: Survival Evolved, Kantai Collection, Pocketpair’s own Craftopia, and even Pokemon GO as games released before Nintendo’s December…








