[Code of Federal Regulations] [Title 37, Volume 1] [Revised as of July 1, 2008] From the U.S. Government Printing Office via GPO Access [CITE: 37CFR7.38] [Page 320] TITLE 37--PATENTS, TRADEMARKS, AND COPYRIGHTS CHAPTER I--UNITED STATES PATENT AND TRADEMARK OFFICE, DEPARTMENT OF COMMERCE PART 7_RULES OF PRACTICE IN FILINGS PURSUANT TO THE PROTOCOL RELATING TO THE MADRID AGREEMENT CONCERNING THE INTERNATIONAL REGISTRATION OF MARKS--Table of Contents Subpart F_Affidavit Under Section 71 of the Act for Extension of Protection to the United States Sec. 7.38 Notice to holder of extension of protection. The registration certificate for an extension of protection to the United States includes a notice of the requirement for filing the affidavit or declaration of use or excusable nonuse under section 71 of the Act. However, the affidavit or declaration must be filed within the time period required by section 71 of the Act regardless of whether this notice is received.