CFR›Title 16›Chapter I›Part 1›Subpart F ContainsSection 1.51CorpusDaily eCFRDisplayed edition2026-04-24Last updated2026-04-24 Subpart F—Trademark Cancellation Procedure Sections 1.51 § 1.51 Applications. Previous E Subpart E—Export Trade Associations Next G Subpart G—Injunctive and Condemnation Proceedings