https://www.lawnext.com/category/thomson-reuters-v-ross Tracking new and intriguing websites and products for the legal profession. Tue, 09 Dec 2025 17:46:51 +0000 en-US hourly 1 https://wordpress.org/?v=6.8.3 https://www.lawnext.com/2025/12/film-studios-news-media-and-even-competitor-lexisnexis-among-the-nine-amicus-briefs-supporting-thomson-reuters-copyright-case-against-ross.html Mon, 08 Dec 2025 17:34:25 +0000 https://www.lawnext.com/?p=51886 The long-running copyright litigation between Thomson Reuters and ROSS Intelligence is now pending in the 3rd U.S. Circuit Court of Appeals for an interlocutory appeal of the trial judge’s rulings in favor of TR. Recently here, I reported on the 10 amicus curiae briefs filed in support of ROSS, all arguing that the now-defunct AI legal […]]]> https://www.lawnext.com/2025/11/thomson-reuters-v-ross-what-might-those-tantalizing-redactions-reveal.html Mon, 24 Nov 2025 14:13:53 +0000 https://www.lawnext.com/?p=51757 Earlier today, I wrote about the brief filed by Thomson Reuters in its ongoing copyright litigation against the now-closed legal research startup ROSS Intelligence, which is now on an interlocutory appeal to the 3rd U.S. Circuit Court of Appeals. Like many of the documents that have been filed in this case since it began in […]]]> https://www.lawnext.com/2025/11/thomson-reuters-tells-appeals-court-rosss-copying-was-theft-not-innovation.html Mon, 24 Nov 2025 14:06:40 +0000 https://www.lawnext.com/?p=51749 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 […]]]> https://www.lawnext.com/2025/11/no-one-can-own-the-law-amici-come-out-in-force-to-support-ross-in-appeal-of-copyright-ruling-favoring-thomson-reuters.html Tue, 04 Nov 2025 13:49:17 +0000 https://www.lawnext.com/?p=51565 As the long-running litigation between Thomson Reuters and ROSS Intelligence has moved to the 3rd U.S. Circuit Court of Appeals for an interlocutory appeal of the trial judge’s copyright rulings in favor of TR, amicus curiae have come out in force to support the position of the now-defunct AI legal research startup that it did not […]]]> https://www.lawnext.com/2025/05/the-questions-here-are-hard-judge-explains-postponement-of-trial-in-thomson-reuters-ross-litigation.html Fri, 23 May 2025 18:55:08 +0000 https://www.lawnext.com/?p=49953 The judge presiding over the long-running copyright litigation between Thomson Reuters and Ross Intelligence today issued a memorandum opinion explaining his April 10 issuance of an 11th-hour order postponing the scheduled trial to allow Ross to file an interlocutory appeal of the judge’s partial grant of summary judgment. “Though I am still confident in my […]]]> https://www.lawnext.com/2025/04/trial-postponed-to-allow-appeal-in-thomson-reuters-lawsuit-against-legal-tech-startup-ross.html Thu, 10 Apr 2025 19:08:25 +0000 https://www.lawnext.com/?p=49512 For the second time in the long and winding road of the copyright lawsuit brought by Thomson Reuters against the now-shuttered legal research startup ROSS Intelligence, the trial has been postponed on the eve of its start date. Although a pretrial conference had been set for yesterday and the trial scheduled for the week of […]]]> https://www.lawnext.com/2025/02/breaking-federal-judge-rules-legal-research-startup-ross-infringed-westlaws-copyrights-rejecting-fair-use-defense.html Tue, 11 Feb 2025 16:59:33 +0000 https://www.lawnext.com/?p=48889 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 Judge […]]]> https://www.lawnext.com/2024/09/federal-court-dismisses-ross-intelligences-remaining-antitrust-claim-against-thomson-reuters.html Mon, 30 Sep 2024 12:41:05 +0000 https://www.lawnext.com/?p=47817 A federal judge in Delaware has dismissed the claim by now-shuttered legal research startup ROSS Intelligence that Thomson Reuters violated federal antitrust law by unlawfully tying its search tool to its public law database in order to maintain its dominance in the overall market for legal search platforms. The ruling brings an end to ROSS’s […]]]> https://www.lawnext.com/2024/08/breaking-trial-continued-in-thomas-reuters-lawsuit-against-ross-intelligence.html Thu, 22 Aug 2024 16:45:57 +0000 https://www.lawnext.com/?p=47525 As I wrote here earlier this month, tomorrow was the scheduled start date for the trial in Thomson Reuters v. ROSS Intelligence, in which TR is alleging that the now-shuttered legal research startup ROSS violated its copyrights by stealing content from Westlaw to build its own product. But today the judge overseeing the trial, 3rd […]]]> https://www.lawnext.com/2024/08/david-v-goliath-trial-begins-this-month-in-case-that-challenges-thomson-reuters-longstanding-copyrights-in-legal-research-materials.html Wed, 07 Aug 2024 16:37:11 +0000 https://www.lawnext.com/?p=47420 For decades, one product, Thomson Reuters Westlaw, has dominated the legal research market. A core foundation of that dominance has been Westlaw’s claims of copyright in several elements of its legal research service, particularly its headnotes and Key Number System. The validity of those copyrights will be a central issue later this month when the […]]]> https://www.lawnext.com/2023/09/breaking-judge-rules-ross-intelligence-copied-westlaws-headnotes-but-leaves-for-jury-to-decide-if-it-violated-thomson-reuters-copyright.html Mon, 25 Sep 2023 19:15:03 +0000 https://www.lawnext.com/?p=44620 It has been a while since I have written about the copyright lawsuit by legal research giant Thomson Reuters against the no-shuttered legal research startup Ross Intelligence, in which TR alleges that Ross stole copyright content from Westlaw to build its own completing legal research product. But today, the judge overseeing the case, 3rd U.S. […]]]> https://www.lawnext.com/2022/04/in-westlaw-ross-litigation-judge-allows-rosss-antitrust-case-to-move-forward-but-tosses-sham-litigation-claim.html Tue, 26 Apr 2022 20:55:01 +0000 https://www.lawnext.com/?p=40470 Last year, in the continuing federal court litigation between now-shuttered legal research startup ROSS Intelligence and long-established legal research giant Thomson Reuters, ROSS upped the ante when it filed a counterclaim asserting that TR is violating federal antitrust law by maintaining monopolistic and anticompetitive control over the legal research market. Today, in a partial win […]]]> https://www.lawnext.com/2021/10/plot-thickens-in-thomson-reuters-lawsuit-against-ross-as-it-subpoenas-docs-from-fastcase-morae.html Wed, 27 Oct 2021 19:31:56 +0000 https://www.lawnext.com/?p=38203 The plot thickens in the ongoing copyright lawsuit by Thomson Reuters against ROSS Intelligence, as lawyers for TR have now subpoenaed documents from two companies not previously mentioned in the case, Fastcase, the legal research and publishing company, and Morae Global Corporation, a company that provides legal and compliance solutions to legal departments and law […]]]> https://www.lawnext.com/2021/03/judge-denies-rosss-motion-to-dismiss-thomson-reuters-copyright-lawsuit.html https://www.lawnext.com/2021/03/judge-denies-rosss-motion-to-dismiss-thomson-reuters-copyright-lawsuit.html#respond Tue, 30 Mar 2021 15:50:24 +0000 https://www.lawnext.com/?p=35931 The judge in the copyright lawsuit brought by Thomson Reuters against ROSS Intelligence has denied ROSS’s motion to dismiss the case, finding that TR’s allegations are sufficient to allow the case to proceed to discovery. In a memorandum opinion issued yesterday, Delaware U.S. District Chief Judge Leonard P. Stark ruled that TR had sufficiently alleged […]]]> https://www.lawnext.com/2021/03/judge-denies-rosss-motion-to-dismiss-thomson-reuters-copyright-lawsuit.html/feed 0 https://www.lawnext.com/2021/03/thomson-reuters-asks-court-to-dismiss-rosss-monopoly-claim.html https://www.lawnext.com/2021/03/thomson-reuters-asks-court-to-dismiss-rosss-monopoly-claim.html#respond Fri, 26 Mar 2021 12:30:00 +0000 https://www.lawnext.com/?p=35908 When last we left off in the federal court battle in which legal research giant Thomson Reuters is suing now-shuttered legal research startup ROSS Intelligence for copyright infringement, ROSS had filed a counterclaim alleging that TR is violating federal antitrust law by maintaining monopolistic and anticompetitive control over the legal research market. Yesterday, TR responded […]]]> https://www.lawnext.com/2021/03/thomson-reuters-asks-court-to-dismiss-rosss-monopoly-claim.html/feed 0 https://www.lawnext.com/2021/01/in-latest-litigation-gambit-ross-files-antitrust-claim-against-thomson-reuters-alleging-research-monopoly.html https://www.lawnext.com/2021/01/in-latest-litigation-gambit-ross-files-antitrust-claim-against-thomson-reuters-alleging-research-monopoly.html#respond Mon, 25 Jan 2021 20:30:31 +0000 https://www.lawnext.com/?p=35341 In the continuing litigation between now-shuttered legal research startup ROSS Intelligence and long-established legal research giant Thomson Reuters, ROSS today filed an amended answer in which it raises a new counterclaim, asserting that TR is violating federal antitrust law by maintaining monopolistic and anticompetitive control over the legal research market. “Westlaw has for far too […]]]> https://www.lawnext.com/2021/01/in-latest-litigation-gambit-ross-files-antitrust-claim-against-thomson-reuters-alleging-research-monopoly.html/feed 0 https://www.lawnext.com/2020/12/ross-makes-next-move-in-court-pushing-forward-in-fight-against-thomson-reuters-lawsuit.html https://www.lawnext.com/2020/12/ross-makes-next-move-in-court-pushing-forward-in-fight-against-thomson-reuters-lawsuit.html#respond Mon, 14 Dec 2020 14:14:51 +0000 https://www.lawnext.com/?p=34925 In what could be a strategic move to ensure its day in court, ROSS Intelligence made good this morning on its vow to continue fighting Thomson Reuters’ lawsuit against it, partially answering TR’s allegations and filing its own counterclaim against TR. The filings follow news, first reported here Friday, that ROSS will be shutting down […]]]> https://www.lawnext.com/2020/12/ross-makes-next-move-in-court-pushing-forward-in-fight-against-thomson-reuters-lawsuit.html/feed 0 https://www.lawnext.com/2020/12/legal-research-company-ross-to-shut-down-under-pressure-of-thomson-reuters-lawsuit.html https://www.lawnext.com/2020/12/legal-research-company-ross-to-shut-down-under-pressure-of-thomson-reuters-lawsuit.html#respond Fri, 11 Dec 2020 14:01:04 +0000 https://www.lawnext.com/?p=34902 ROSS Intelligence, a company that sought to innovate legal research through the use of artificial intelligence, and that helped to raise awareness of AI throughout the legal industry, is shutting down its operations, as a lawsuit against it by Thomson Reuters has crippled its ability to raise new financing or explore potential acquisition and left […]]]> https://www.lawnext.com/2020/12/legal-research-company-ross-to-shut-down-under-pressure-of-thomson-reuters-lawsuit.html/feed 0 https://www.lawnext.com/2020/11/judge-questions-thomson-reuters-lawsuit-against-ross-intelligence.html https://www.lawnext.com/2020/11/judge-questions-thomson-reuters-lawsuit-against-ross-intelligence.html#respond Wed, 04 Nov 2020 19:15:07 +0000 https://www.lawnext.com/?p=34602 During a hearing last Friday in the copyright lawsuit filed by legal research giant Thomson Reuters against legal research startup ROSS Intelligence, the judge presiding over the case questioned whether TR’s allegations in its complaint were complete speculation. “Why shouldn’t I understand what you are telling me to be, hey, we’re just completely speculating here […]]]> https://www.lawnext.com/2020/11/judge-questions-thomson-reuters-lawsuit-against-ross-intelligence.html/feed 0 https://www.lawnext.com/2020/08/in-latest-court-filing-ross-fires-back-at-thomson-reuters-claims-of-copyright-infringement.html https://www.lawnext.com/2020/08/in-latest-court-filing-ross-fires-back-at-thomson-reuters-claims-of-copyright-infringement.html#respond Thu, 20 Aug 2020 21:47:36 +0000 https://www.lawnext.com/?p=33827 In a brief filed today in federal court in Delaware, legal research startup ROSS Intelligence fired back at Thomson Reuters’ claims that it stole copyrighted content from Westlaw in order to jumpstart development of its own product. By way of recap, TR sued ROSS on May 6, alleging that it surreptitiously stole content from Westlaw […]]]> https://www.lawnext.com/2020/08/in-latest-court-filing-ross-fires-back-at-thomson-reuters-claims-of-copyright-infringement.html/feed 0 https://www.lawnext.com/2020/08/thomson-reuters-responds-to-rosss-motion-to-dismiss-calling-it-scattershot.html https://www.lawnext.com/2020/08/thomson-reuters-responds-to-rosss-motion-to-dismiss-calling-it-scattershot.html#respond Tue, 11 Aug 2020 01:33:21 +0000 https://www.lawnext.com/?p=33705 More shots were fired today in the litigation battle over whether legal research startup ROSS Intelligence stole copyrighted content from Thomson Reuters’ Westlaw in order to jumpstart development of its own product. Thomson Reuters filed a brief in response to ROSS’s motion to dismiss its lawsuit, asserting that under the “notice pleading” standard of the federal […]]]> https://www.lawnext.com/2020/08/thomson-reuters-responds-to-rosss-motion-to-dismiss-calling-it-scattershot.html/feed 0 https://www.lawnext.com/2020/07/thomson-reuters-responds-to-ross-saying-its-motion-never-denied-it-stole-content.html https://www.lawnext.com/2020/07/thomson-reuters-responds-to-ross-saying-its-motion-never-denied-it-stole-content.html#respond Mon, 13 Jul 2020 16:43:13 +0000 https://www.lawnext.com/?p=33372 https://www.lawnext.com/2020/07/thomson-reuters-responds-to-ross-saying-its-motion-never-denied-it-stole-content.html/feed 0 https://www.lawnext.com/2020/07/ross-asks-court-to-dismiss-thomson-reuters-lawsuit-decrying-it-as-a-monopolistic-tactic.html https://www.lawnext.com/2020/07/ross-asks-court-to-dismiss-thomson-reuters-lawsuit-decrying-it-as-a-monopolistic-tactic.html#respond Mon, 13 Jul 2020 15:49:58 +0000 https://www.lawnext.com/?p=33353 After legal research goliath Thomson Reuters sued legal research startup ROSS Intelligence on May 6, alleging that it stole content from Westlaw, ROSS responded with a vow to fight the lawsuit, denying it did anything wrong and portraying the lawsuit as an anticompetitive tactic by TR to squelch an up-and-coming competitor. UPDATE: Thomson Reuters issues […]]]> https://www.lawnext.com/2020/07/ross-asks-court-to-dismiss-thomson-reuters-lawsuit-decrying-it-as-a-monopolistic-tactic.html/feed 0 https://www.lawnext.com/2020/05/ross-comes-out-swinging-vows-to-fight-thomson-reuters-lawsuit-alleging-data-theft.html https://www.lawnext.com/2020/05/ross-comes-out-swinging-vows-to-fight-thomson-reuters-lawsuit-alleging-data-theft.html#respond Thu, 07 May 2020 13:02:17 +0000 https://www.lawnext.com/?p=32691 The legal research startup ROSS Intelligence came out fighting this morning in response to a lawsuit filed against it yesterday by Thomson Reuters alleging ROSS surreptitiously stole content from Westlaw to build its own competing legal research product. ROSS says it had no need or desire to obtain Westlaw’s copyrighted material — releasing documents which […]]]> https://www.lawnext.com/2020/05/ross-comes-out-swinging-vows-to-fight-thomson-reuters-lawsuit-alleging-data-theft.html/feed 0 https://www.lawnext.com/2020/05/thomson-reuters-sues-ross-intelligence-claiming-theft-of-proprietary-data.html https://www.lawnext.com/2020/05/thomson-reuters-sues-ross-intelligence-claiming-theft-of-proprietary-data.html#respond Wed, 06 May 2020 18:41:27 +0000 https://www.lawnext.com/?p=32682 [Update: ROSS Comes Out Swinging, Vows To Fight Thomson Reuters’ Lawsuit Alleging Data Theft] In what could be a Goliath v. David legal battle, legal research giant Thomson Reuters has filed a lawsuit against legal research startup ROSS Intelligence alleging that it surreptitiously stole content from Westlaw to build its own competing legal research product. […]]]> https://www.lawnext.com/2020/05/thomson-reuters-sues-ross-intelligence-claiming-theft-of-proprietary-data.html/feed 0