Is 2024 the Year When We Will Finally Know the Scope of IPR Estoppel?
Intellectual Property Law Blog
FEBRUARY 6, 2024
This article was originally posted to Law360. The America Invents Act created inter partes review in 2012. Statutory estoppel is one of the features of the statute that balances the interests of patent owners and patent challengers. The statute simply states that an IPR petitioner may not later assert in court that a claim “is invalid on any ground that the petitioner raised or reasonably could have raised during that inter partes review.” 35 U.S.C. § 315(e)(2).
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