Home › USC › Title 35 › Chapter 3235 U.S.C. Chapter 32 — POST-GRANT REVIEW§ 321— Post-grant review§ 322— Petitions§ 323— Preliminary response to petition§ 324— Institution of post-grant review§ 325— Relation to other proceedings or actions§ 326— Conduct of post-grant review§ 327— Settlement§ 328— Decision of the Board§ 329— Appeal