Okla. Stat. tit. 58, § 58-219: Rights of executor or administrator with will annexed

In such case, the executor or the administrator with the will

annexed, is entitled to demand, sue for, recover and collect all the

rights, goods, chattels, debts and effects of the decedent remaining

unadministered, and may prosecute to final judgment any suit

commenced by the administrator before the revocation of his letters

of administration.