Third Circuit: Training AI on Westlaw Headnotes Was Not Fair Use
The Third Circuit affirmed that ROSS Intelligence's copying of 2,243 Westlaw headnotes to train a competing legal-search AI was not fair use.
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Information company behind Westlaw; won a Third Circuit ruling in 2026 that ROSS Intelligence's AI training on Westlaw headnotes was not fair use. Official site: www.thomsonreuters.com
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