If an illegitimate child, who has not been acknowledged or adopted by his father, dies intestate, without lawful issue, his estate goes to his mother, or, in case of her decease, to her heirs at law. R.L. 1910, Sec. 8421.
Oklahoma Legal Code
If an illegitimate child, who has not been acknowledged or adopted by his father, dies intestate, without lawful issue, his estate goes to his mother, or, in case of her decease, to her heirs at law. R.L. 1910, Sec. 8421.