Each Side Claims the Same Recent Ruling Supports Its Position in Thomson Reuters v. ROSS Appeal

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The long-running copyright litigation between legal research giant Thomson Reuters and now-shuttered legal research startup ROSS Intelligence took another interesting turn this week, following the 3rd U.S. Circuit Court of Appeals’ order that the parties file supplemental briefs addressing the impact of its recent ruling in American Society for Testing & Materials v. UpCodes, Inc.…

Thomson Reuters Tells Appeals Court: ROSS’s Copying Was ‘Theft, Not Innovation’

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In a redacted brief filed Nov. 19 with the 3rd U.S. Circuit Court of Appeals, Thomson Reuters urged the court to affirm the Delaware district court’s ruling that ROSS Intelligence infringed Westlaw’s copyrights by copying thousands of its attorney-written headnotes to train an AI-powered legal research tool.

“Copying protectable expression to create a competing substitute…

Breaking: Federal Judge Rules Legal Research Startup ROSS Infringed Westlaw’s Copyrights, Rejecting Fair Use Defense

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In a significant ruling for legal publishing and AI development, a federal judge has granted partial summary judgment to Thomson Reuters in its long-running copyright infringement lawsuit against ROSS Intelligence, finding that ROSS infringed on Westlaw’s copyrighted headnotes and rejecting ROSS’s fair use defense.

The ruling, issued today by 3rd U.S. Circuit Court of Appeals