Effect of instruments previously filed.

All instruments on file with the secretary of state, the filing of which, pursuant to Section 62-13-12 NMSA 1978, is equivalent to filing as contemplated by Sections 55-9- 401 through 55-9-407 NMSA 1978, which instruments were filed prior to, and in effect on, July 1, 1981, shall remain effective until a termination statement is filed, and the refiling thereof or the filing of a continuation statement with respect thereto shall not be required.