S.C. Code Ann. § 39-15-1105
As used in this article:
(10) "Use" means the bona fide use of a mark in the ordinary course of trade and not made merely to reserve a right in a mark. For the purposes of this article, a mark is considered in use:
(a) on goods when it is placed in any manner on the:
(b) on services when it is used or displayed in the sale or advertising of services and the services are rendered in this State. For purposes of this article, a mark is considered "abandoned" when: