Any registration of trademarks in force on October 1, 1975 shall expire ten (10) years from the date of the registration or one year after October 1, 1975, whichever is later, and may be renewed by filing an application with the secretary of state on a form furnished by the secretary and paying the renewal fee within six (6) months prior to the expiration of the registration.
R.I. Gen. Laws § 6-2-16