Petitioner/Defendant Valve Corp. filed an inter partes review (“IPR”) petition approximately ten months after it was sued for patent infringement. Valve’s petition was partially instituted under the ...
David McCombs and Jonathan Bowser of Haynes Boone examine a recent Federal Circuit decision holding that IPR estoppel does ...
On April 3, in Ironburg Inventions Ltd. v. Valve Corp., the Federal Circuit articulated a standard for applying inter partes review (IPR) estoppel on grounds a petitioner “reasonably could have raised ...
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