Covered Business Method Patent Review: What Constitutes a Financial Product or Service?
Along with inter partes review (IPR) and post-grant review (PGR), the America Invents Act (AIA) created a transitional program for reviewing covered business method (CBM) patents. CBM review differs from the more common inter partes review in several ways, including the availability of non-prior-art challenges (e.g., § 101 and § 112 challenges) and the narrower estoppel ramifications for CBMs.
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