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Magistrate Judge van Keulen denies Plaintiffs’ motion to “produce evidence sufficient to identify” Plaintiffs’ copyrighted works beyond the datasets already produced
Read more: Magistrate Judge van Keulen denies Plaintiffs’ motion to “produce evidence sufficient to identify” Plaintiffs’ copyrighted works beyond the datasets already producedIn In re Google Generative AI Litigation, Magistrate Judge van Keulen denied the Plaintiffs’ motion to compel Google to “produce evidence sufficient to identify, or simply identify: (1) all Named Plaintiffs’ copyrighted works in the datasets … used by Google to train the Models, and (2) all class member copyrighted works used for that purpose.”…
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Split decision: Magistrate Judge allows deposition of Anthropic CEO Amodei, but also allows Anthropic discovery into Concord Music’s investigation prompts
Read more: Split decision: Magistrate Judge allows deposition of Anthropic CEO Amodei, but also allows Anthropic discovery into Concord Music’s investigation promptsMagistrate Judge Susan van Keulen issued two major rulings on discovery in the Concord Music v. Anthropic case. On balance, this is a huge victory for Anthropic. (1) Anthropic CEO Dario Amodei must sit for 2.5 hours of deposition, potentially via Zoom. (2) But Anthropic gets discovery related to the prompts used on Anthropic’s Claude,…
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Magistrate Judge van Keulen orders Anthropic to produce RFP 89 of Concord Music re: dataset(s) with lyrics for 500 works of Concord
Read more: Magistrate Judge van Keulen orders Anthropic to produce RFP 89 of Concord Music re: dataset(s) with lyrics for 500 works of ConcordMagistrate Judge van Keulen largely ruled in favor of Concord Music on 2 of 3 discovery disputes. The third she deferred. The most significant was her ruling on Anthropic’s production of some documents sufficient to show the contents of Anthropic regarding something related to datasets containing the lyrics for the 500 works of Concord Music…
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Parties in Google Generative AI Litigation dispute over how to identify whether Plaintiffs’ works are in the training datasets used by Google
Read more: Parties in Google Generative AI Litigation dispute over how to identify whether Plaintiffs’ works are in the training datasets used by GoogleBefore Thanksgiving, the parties in In re Google Generative AI Litigation filed a letter outlining the parties’ dispute over how to examine whether the plaintiffs’ works are in the datasets used to train Google’s models — and who should undertake the labor in doing so. Plaintiffs want Google to identify whether the works are in…
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Should Anthropic get discovery of Concord Music’s investigatory prompts and outputs it generated on Claude? Seems relevant to normal use of Claude and its guardrails
Read more: Should Anthropic get discovery of Concord Music’s investigatory prompts and outputs it generated on Claude? Seems relevant to normal use of Claude and its guardrailsAn important discovery dispute is brewing in Concord Music v. Anthropic. Anthropic is seeking discovery of the prompts Concord Music used to investigate for potentially infringing outputs, plus the outputs Concord derived. “Because Publishers’ contentions can only be properly tested and rebutted with a granular understanding of their undisclosed prompts and outputs, Anthropic, Judge Lee,…
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Magistrate Judge van Keulen agrees with Anthropic that it should be allowed interrogatory discovery of Concord Music’s attempts to prompt Claude to produce infringing lyrics
Read more: Magistrate Judge van Keulen agrees with Anthropic that it should be allowed interrogatory discovery of Concord Music’s attempts to prompt Claude to produce infringing lyricsMagistrate Judge van Keulen agreed with Anthropic that it should be allowed discovery into Concord Music’s attempt to get Claude to produce infringing lyrics. The Judge ruled: “The Court hereby GRANTS Anthropic’s request and orders Publishers to disclose to Anthropic (a) the total number of the Publishers’ (or their agents’) prompt-output pairs that are encompassed…
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No Bartz II: Anthropic wins bar on deposition questions on torrenting and acquisition of copies from “pirate libraries.”
Read more: No Bartz II: Anthropic wins bar on deposition questions on torrenting and acquisition of copies from “pirate libraries.”The ramifications of Anthropic’s major victory last week are still playing out. Anthropic defeated Concord Music’s motion to amend its complaint to add a new claim based on the use of “pirate” shadow libraries that were revealed in the unrelated lawsuit Bartz v. Anthropic. Because discovery is set to end this month and because Concord…
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Magistrate Judge van Keulen sets hearing to consider sanctioning parties in Concord Music v. Anthropic for discovery abuses
Read more: Magistrate Judge van Keulen sets hearing to consider sanctioning parties in Concord Music v. Anthropic for discovery abusesMagistrate Judge van Keulen is not playing around. She summoned the lawyers for the parties to a hearing on October 10, 9:30 AM to show cause why she shouldn’t impose discovery sanctions on both sides’ lawyers. ORDER: Counsel with primary responsibility for discovery will appear in-person on October 10, 2025 at 9:30 a.m. to show…
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Concord Music fact discovery closes in a month. Judge Van Keulen orders Concord Music to supplement disclosures re damages calcluation 7 days after discovery ends
Read more: Concord Music fact discovery closes in a month. Judge Van Keulen orders Concord Music to supplement disclosures re damages calcluation 7 days after discovery endsConcord Music’s case against Anthropic is humming along. Fact discovery closes in a month. Magistrate Judge van Keulen just ordered Concord Music to supplement its disclosures re: damages calculations 7 days after discovery closes. But she warns Anthropic to avoid gamesmanship and use common sense.
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Magistrate Judge van Keulen grants Anthropic’s request to seal names of 2 datasets used to train Claude
Read more: Magistrate Judge van Keulen grants Anthropic’s request to seal names of 2 datasets used to train ClaudeAnthropic scored a big discovery victory last week. Magistrate Judge van Keulen granted Anthropic’s request to seal the names of 2 datasets it used to train its AI model, Claude. AI companies are guarding the names of the datasets they used to train like their crown jewels, especially after the copyright lawsuits started. Excerpt from…