Nothing in §§ 37-6-4 to 37-6-26 , inclusive, shall adversely affect the right or the enforcement of rights in marks acquired in good faith at any time at common law. Source: SL 1955, ch 232 , § 13; SDC Supp 1960, § 51.0913; SL 1980, ch 264 , § 20.
Common - law rights in marks preserved
SDCL § 37-6-27 — under TRADEMARK AND SERVICE MARK PROTECTION.
SDCL § 37-6-27