Okla. Stat. tit. 12A, § 12A-1-9-320.4: Protection of buyers of farm products, commission

merchants and selling agents.

PROTECTION OF BUYERS OF FARM PRODUCTS,

COMMISSION MERCHANTS AND SELLING AGENTS

A buyer of farm products, commission merchant, or selling agent

who purchases or sells farm products in the ordinary course of

business from or for a person engaged in farming operations takes

subject to a security interest in the farm products if:

(a) (i) the buyer of the farm products, commission merchant,

or selling agent has failed to register with the

Oklahoma County Clerk prior to the purchase of the

farm products and the secured party has filed an

effective financing statement that covers the farm

products being sold; or

(ii) the buyer of farm products, commission merchant or

selling agent receives from the Oklahoma County Clerk

written notice as provided in paragraph (d) or (f) of

subsection (4) of Section 1-9-320.6 of this title, and

the buyer of farm products, commission merchant or

selling agent does not secure a waiver or release of

the security interest specified in an effective

financing statement from the secured party by

performing any payment obligation or otherwise; or

(b) the secured party or the seller provides written notice of

the security interest pursuant to the provisions of Section

1-9-320.7 of this title.