November 21, 2023

IBM v. Zillow Group, Inc.

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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. December 09, 2025

    Fed. Circ. OKs PTAB's Axing Of Some IBM Patent Claims

    The Federal Circuit on Tuesday affirmed a Patent Trial and Appeal Board decision that invalidated some claims while preserving others in an IBM patent covering a single sign-on technology, rejecting the company's arguments that the board relied on arguments not made by the patent challenger.

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