Home > Browse > Title 35 > Chapter 3 Title 35, Chapter 3 Patents — 3 sections § 31 Section 31 - Repealed. Pub. L. 106–113, div. B , § 1000(a)(9) [title IV, § 4715(b)], Nov. 29, 1999 , 113 Stat. 1536 , 1501A–580] § 32 Section 32 - Suspension or exclusion from practice § 33 Section 33 - Unauthorized representation as practitioner