US LAWS, STATUTES & CODES ON-LINE
US CHAPTER 2 — PROCEEDINGS IN THE PATENT AND TRADEMARK OFFICE
- § 21. — Day for taking action falling on Saturday, Sunday, or holiday.
- § 22. — Printing of papers filed.
- § 23. — Testimony in Patent and Trademark Office cases.
- § 24. — Subpoenas, witnesses.
- § 25. — Declaration in lieu of oath.
- § 26. — Effect of defective execution.