---
kind: "unit"
title: "9"
title_heading: "Animals and Animal Products"
key: "chI/subchE/part124"
level: "part"
label: "Part 124"
heading: "Patent Term Restoration"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/9/chI-subchE-part124"
sections_count: 15
---

# Part 124 — Patent Term Restoration

Title 9 C.F.R. — Animals and Animal Products › Chapter I — Animal and Plant Health Inspection Service, Department of Agriculture › Subchapter E — Viruses, Serums, Toxins, and Analogous Products; Organisms and Vectors

## Contents

- [Subpart A — General Provisions](/cfr/9/chI-subchE-part124-subpartA.md)
- [Subpart B — Eligibility Assistance](/cfr/9/chI-subchE-part124-subpartB.md)
- [Subpart C — Regulatory Review Period](/cfr/9/chI-subchE-part124-subpartC.md)
- [Subpart D — Due Diligence Petitions](/cfr/9/chI-subchE-part124-subpartD.md)
- [Subpart E — Due Diligence Hearing](/cfr/9/chI-subchE-part124-subpartE.md)