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March 13, 2026

Encyclopaedia Britannica, Inc. et al v. OpenAI, Inc. et al

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Case Number:

1:26-cv-02097

Court:

New York Southern

Nature of Suit:

Copyright

Judge:

Sidney H. Stein

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Reflects complaints, answers, motions, orders and trial notes entered from Jan. 1, 2011.
Additional or older documents may be available in Pacer.

Coverage

  1. March 16, 2026

    Encyclopedia Britannica Latest To Lob IP Claims At OpenAI

    Encyclopedia Britannica and its American subsidiary Merriam-Webster on Friday became the latest to accuse ChatGPT maker OpenAI Inc. of copyright infringement, claiming that the artificial intelligence products infringe their copyrights in multiple ways, according to a complaint filed in New York federal court.

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