Okla. Stat. tit. 18, § 1127

LIABILITY OF CORPORATION, ETC.; IMPAIRMENT BY CERTAIN TRANSACTIONS The liability of a corporation of this state, or of the shareholders, directors or officers thereof, or the rights or remedies of the creditors thereof, or persons doing or transacting business with the corporation, shall not in any way be lessened or impaired by the sale of its assets, or by the increase or decrease in the capital stock of the corporation, or by its merger or consolidation with one or more corporations or by any change or amendment in its certificates of incorporation.