[Code of Federal Regulations] [Title 37, Volume 1] [Revised as of July 1, 2002] From the U.S. Government Printing Office via GPO Access [CITE: 37CFR2.42] [Page 272] TITLE 37--PATENTS, TRADEMARKS, AND COPYRIGHTS DEPARTMENT OF COMMERCE PART 2--RULES OF PRACTICE IN TRADEMARK CASES--Table of Contents Sec. 2.42 Concurrent use. An application for registration as a lawful concurrent user shall specify and contain all the elements required by the preceding sections. The applicant in addition shall state in the application the area, the goods, and the mode of use for which applicant seeks registration; and also shall state, to the extent of the applicant's knowledge, the concurrent lawful use of the mark by others, setting forth their names and addresses; registrations issued to or applications filed by such others, if any; the areas of such use; the goods on or in connection with which such use is made; the mode of such use; and the periods of such use. [54 FR 34897, Aug. 22, 1989] [[Page 273]]