![United States: Patent Owner, Not Petitioner, Bears The Burden To Prove That IPR Estoppel Applies - Finnegan, Henderson, Farabow, Garrett & Dunner, LLP](https://cdn.newsserve.net/ONPglobe256.png)
United States: Patent Owner, Not Petitioner, Bears The Burden To Prove That IPR Estoppel Applies - Finnegan, Henderson, Farabow, Garrett & Dunner, LLP
In Ironburg Inventions Ltd., v. Valve Corp., No. 2021-2296 (Fed. Cir. April 3, 2023), the Federal Circuit affirmed the district court's finding of willful infringement, claim construction...
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