CFR›Title 37›Chapter I›Part 42›Subpart B›Subject Group Instituting <em>Inter Partes</em> Review ContainsSection 42.108CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Sections 42.108 § 42.108 Institution of <em>inter partes</em> review. Previous General General