This lesson is designed to help the student determine the scope of protection given to a trademark. It is designed to supplement material that has been covered in the trademark law course. The determination of the scope of a mark's protection is helpful in the initial selection of a trademark, the trademark registration process, and the enforcement of the trademark. The student will review the concept of related goods by investigating the scope of trademark protection in several scenarios. Students should be familiar with how to select a trademark, register a trademark, and apply the likelihood of confusion test.