CFR›Title 37›Chapter I›Part 42›Subpart B›Subject Group Instituting <em>Inter Partes</em> Review ContainsSection 42.108CorpusDaily eCFRDisplayed edition2026-05-12Last updated2026-05-12 Sections 42.108 § 42.108 Institution of <em>inter partes</em> review. Previous General General