March 24, 2022 - Patent Trial and Appeal Board post-grant validity challenges — for example, inter partes reviews (IPR) — are frequent components of a patent litigation strategy. However, filing an ...
July 10, 2025 - Patent Trial and Appeal Board (PTAB) post-grant validity challenges — for example, inter partes review — are frequent components of a patent litigation strategy for defendants.
Under 35 U.S.C. §315(e)(1), a petitioner who files a petition for inter partes review (IPR) that proceeds to a final written decision “may not assert … in a civil action … that the claim [at issue in ...
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