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Oct. 13, 2025

The law in AI's hands: Who controls what it knows?

The pending 3rd Circuit appeal in Thomson Reuters v. ROSS Intelligence could set a landmark precedent on whether using proprietary legal research headnotes to train AI constitutes copyright infringement or fair use, potentially reshaping how commercial AI platforms are developed across legal, medical, financial and other research-intensive fields.

Owen Seitel

Co-Founder
Crown LLP

Email: owen@crownllp.com

See more...

The law in AI's hands: Who controls what it knows?
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The Thomson Reuters v. ROSS Intelligence case pending before the 3rd Circuit Court of Appeals focuses on legal issues at the intersection of AI, legal research platform development, and copyright fair use -- providing the first opportunity for a U.S. Circuit Court to address fair use in the context of AI training. Drawing almost a dozen amicus briefs, most filed with multiple organizations as signatories, the outcome of this interlocutory appeal is being very closely w...

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