Any registration in force on the date on which this act shall become effective shall expire ten (10) years from the date of the registration or of the last renewal thereof or one (1) year after the effective date of this act, whichever is later, and may be renewed by filing an application with the secretary of state on a form furnished by him and paying the aforementioned renewal fee therefor within six (6) months prior to the expiration of the registration.
All applications for renewals under this act, whether of registrations made under this act or of registrations effected under any prior act, shall include a statement that the mark is still in use in this state. The secretary of state shall within six (6) months after the effective date of this act notify all registrants of a label, term, design, device or form of advertisement, under previous acts of the date of expiration of such registration unless renewed in accordance with the provisions of this act, by writing to the last known address of the registrants.
Idaho Code § 44-603