In a significant procedural pivot, the Patent Trial and Appeal Board (PTAB) at the U.S. Patent and Trademark Office (USPTO) has radically redesigned how it handles discretionary denials in post-grant proceedings such as inter partes review (IPR) and post-grant review (PGR). These changes mark one of the most consequential shifts since the America Invents Act created these proceedings over a decade ago.
Originally published in the American Institute of Chemical Engineers’ Chemical Engineering Progress (CEP) Magazine.
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