You forgot Womb Donor! (The egg can come from elsewhere.)
And no mention of the Turkey Baster? You some kinda bigot?
Hmm, is it acceptable to refer to such kids as "little basterds?"
"Whereas the 'womb' is the primary residence of the pre-newborn and whereas an egg donor was determined and whereas the sperm donor (knowingly or unknowingly, willing or unwilling) was determined we hereby declare this fully formed newborn to be the result of the joining of egg donor ________ and sperm donor _______ incubated in the womb of ________ (mark here ___ if artificial womb used.) Newborn fetus named _______ will be the sole possession of Parent 1 ________ and/or Parent 2 ________ and/or Parent 3 _________ and/or Parent 4 ________. Listing of parents in no way indicates which of the aforementioned named parents has primary custody as all listed have primary and equal custody. Any disputes of this certificate should be brought to the attention of the U.S. Department of Human Custody."