Okla. Stat. tit. 52, § 52-393: Trademark - Imitation

It shall be unlawful for a person, firm or corporation to

imitate the design, symbol, emblem, color scheme, trade name,

trademark, or the markings of any buildings or equipment of any

other marketer of liquids, fuels, lubricating oils, greases or other

similar products, except with the written consent of such marketer,

where such imitation may deceive, tend to deceive, or have the

effect of deceiving the purchaser as to the nature, source, quality

or identity of the product sold or offered for sale.