As stated by Mr. Stephen Schreiner, a partner at Carmichael IP: "The size and role of the Patent Trial and Appeal Board (PTAB) in America Invents Act (AIA) proceedings like inter partes reviews (IPRs) was completely overhauled."
For more detail see Mr. Schreiner's well-written article, A Seismic Shift at the USPTO: What Happened in 2025 published in IP Watchdog yesterday.
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