It shall be unlawful for any corporation to issue or to own trust certificates, other than the regularly and lawfully authorized stock thereof, or for any corporation, agent, officer or employees, or the directors or stockholders of any corporation, to enter into any combination, contract or agreement with any person or persons, or with any stockholder or director thereof, the purpose and effect of which combination, contract or agreement shall be to place the management or control of such combination
When an action at law or suit in equity shall be commenced in any court of this state, it shall be lawful in the defense thereof to plead in bar or in abatement that the plaintiff or any other person interested in the prosecution of the case is a member or agent of an unlawful combination as described in K.S.A. 50-112 and 50-113, or that the cause of action grows out of such combination, or out of some business or transaction thereof. K.S.A. 50-116 L. 1889, ch. 257, § 5; March 9; R.S. 1923, 50-116