11 M.R.S. §9-1325: Priority of security interests in transferred collateral

(1). Except as otherwise provided in subsection (2), a security interest created by a debtor is subordinate to a security interest in the same collateral created by another person if:

(a). The debtor acquired the collateral subject to the security interest created by the other person;

(b). The security interest created by the other person was perfected when the debtor acquired the collateral; and

(c). There is no period thereafter when the security interest is unperfected.

(2). Subsection (1) subordinates a security interest only if the security interest:

(a). Otherwise would have priority solely under section 9‑1322, subsection (1) or section 9‑1324; or

(b). Arose solely under section 2‑711, subsection (3) or section 2‑1508.