Chapter I. CHAPTER I—UNITED STATES PATENT AND TRADEMARK OFFICE, DEPARTMENT OF COMMERCE

• PART 1 [§ 1.1 - § 1.1071] - PART 1—RULES OF PRACTICE IN PATENT CASES
• PART 3 [§ 3.1 - § 3.85] - PART 3—ASSIGNMENT, RECORDING AND RIGHTS OF ASSIGNEE
• PART 4 [§ 4.1 - § 4.6] - PART 4—COMPLAINTS REGARDING INVENTION PROMOTERS
• PART 5 [§ 5.1 - § 5.33] - PART 5—SECRECY OF CERTAIN INVENTIONS AND LICENSES TO EXPORT AND FILE APPLICATIONS IN FOREIGN COUNTRIES
• PART 2 [§ 2.1 - § 2.209] - PART 2—RULES OF PRACTICE IN TRADEMARK CASES
• PART 6 [§ 6.1 - § 6.4] - PART 6—CLASSIFICATION OF GOODS AND SERVICES UNDER THE TRADEMARK ACT
• PART 7 [§ 7.1 - § 7.41] - PART 7—RULES OF PRACTICE IN FILINGS PURSUANT TO THE PROTOCOL RELATING TO THE MADRID AGREEMENT CONCERNING THE INTERNATIONAL REGISTRATION OF MARKS
• PART 10 - PART 10 [RESERVED]
• PART 11 [§ 11.1 - § 11.901] - PART 11—REPRESENTATION OF OTHERS BEFORE THE UNITED STATES PATENT AND TRADEMARK OFFICE
• PART 15-15a - PARTS 15-15a [RESERVED]
• PART 41 [§ 41.1 - § 41.208] - PART 41—PRACTICE BEFORE THE PATENT TRIAL AND APPEAL BOARD
• PART 42 [§ 42.1 - § 42.412] - PART 42—TRIAL PRACTICE BEFORE THE PATENT TRIAL AND APPEAL BOARD
• PART 43 [§ 43.1 - § 43.6] - PART 43—DECISION CIRCULATION AND REVIEW WITHIN THE PATENT TRIAL AND APPEAL BOARD
• PART 90 [§ 90.1 - § 90.3] - PART 90—JUDICIAL REVIEW OF PATENT TRIAL AND APPEAL BOARD DECISIONS
• PART 100-101 - PARTS 100-101 [RESERVED]
• PART 102 [§ 102.1 - § 102.34] - PART 102—DISCLOSURE OF GOVERNMENT INFORMATION
• PART 104 [§ 104.1 - § 104.42] - PART 104—LEGAL PROCESSES
• PART 150 [§ 150.1 - § 150.6] - PART 150—REQUESTS FOR PRESIDENTIAL PROCLAMATIONS PURSUANT TO 17 U.S.C. 902(a)(2)
• PART 151-199 - PARTS 151-199 [RESERVED]