Okla. Stat. tit. 12A, § 12A-1-9-308: When security interest or agricultural lien is

perfected; continuity of perfection.

WHEN SECURITY INTEREST OR AGRICULTURAL

LIEN IS PERFECTED; CONTINUITY OF PERFECTION

(a) Except as otherwise provided in this section and Section 1-

9-309 of this title, a security interest is perfected if it has

attached and all of the applicable requirements for perfection in

Sections 1-9-310 through 1-9-316 of this title have been satisfied.

A security interest is perfected when it attaches if the applicable

requirements are satisfied before the security interest attaches.

(b) An agricultural lien is perfected if it has become

effective and all of the applicable requirements for perfection in

Section 1-9-310 of this title have been satisfied. An agricultural

lien is perfected when it becomes effective if the applicable

requirements are satisfied before the agricultural lien becomes

effective.

(c) A security interest or agricultural lien is perfected

continuously if it is originally perfected by one method under this

article and is later perfected by another method under this article,

without an intermediate period when it was unperfected.

(d) Perfection of a security interest in collateral also

perfects a security interest in a supporting obligation for the

collateral.

(e) Perfection of a security interest in a right to payment or

performance also perfects a security interest in a security

interest, mortgage, or other lien on personal or real property

securing the right.

(f) Perfection of a security interest in a securities account

also perfects a security interest in the security entitlements

carried in the securities account.

(g) Perfection of a security interest in a commodity account

also perfects a security interest in the commodity contracts carried

in the commodity account.