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Anthropic, US authors debate copyright ownership issues at class certification hearing

By Amy Miller ( May 15, 2025, 20:42 GMT | Insight) -- Issues around copyright ownership dominated a hearing today on US authors' request to certify a proposed class action accusing Anthropic of illegally using their work to train its large language model Claude. US District Judge William Alsup pressed authors repeatedly on whether questions around ownership could undermine their motion for class certification during a hearing in San Francisco, California, saying “I do see that as a problem.”Potential issues around copyright ownership dominated a hearing today on US authors' request to certify a proposed class action accusing Anthropic of illegally using their work to train its large language model Claude....

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