Article 11 - Perfection of Security Interest
(1) Subject to Article 12, a Security Interest in particular Collateral is perfected when:
(A) the Security Interest is enforceable against third parties; and
(B) one of the following applies:
(i) a Financing Statement is filed ;
(ii) the Secured Party has possession of the Collateral (other than possession as a result of seizure or repossession);
(iii) in the case of Investment Property and Bank Accounts , the Secured Party has control of the Collateral ; and
regardless of the order of occurrence.