U.S. Code / Title 35 — Patents / Part IV—Patent Cooperation TreatyTitle 35ChapterChapter 37—National StageContents§ 371. National stage: Commencement§ 372. National stage: Requirements and procedure[§373. Repealed. Pub. L. 112–274, §1(i), Jan. 14, 2013, 126 Stat. 2457]§ 374. Publication of international application§ 375. Patent issued on international application: Effect§ 376. Fees