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AI hallucinations bring overlooked trademark dilution risk

By Nick Robertson ( October 14, 2025, 18:01 GMT | Insight) -- Hallucinations in generative artificial intelligence models present a risk for trademark owners by potentially associating false information with known brand names and logos. Experts told MLex that Merriam-Webster’s lawsuit against Perplexity AI exemplifies the phenomenon.While copyright infringement claims against artificial intelligence companies grab headlines, trademark law claims also have a role to play in many intellectual property owners’ legal strategies. With generative AI model hallucinations capable of misattributing information to major brands, the risks posed by AI to trademarks may be just as great as copyrights, experts told MLex....

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