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The Estoppel Questions On The Minds Of Patent Challengers

In this article published by Law360, Mintz Members Adam Samansky and Peter Cuomo commented on lingering questions related to the America Invents Act's estoppel provision, which prevents challengers from arguing in court that a patent is invalid on grounds that were raised — or reasonably could have been raised — during inter partes review at the Patent Trial and Appeal Board.

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Law360