Jacob v. Jacob - Superior Court - April 30, 2007
http://www.courts.state.pa.us/OpPosting/Superior/out/s15032_07.pdf
Sperm donor-father of children held liable for support -- along with lesbian couple -- on grounds of equitable estoppel and by statute, 23 Pa. C.S. 4321(2). Father -- played active part in children's lives -- ordered joined as indispensable party.
Custody award of lower court confirmed, giving
- shared legal custody to biological mother and her former partner (Appellant)
- primary physical custody to biological mother
- partial physical custody to mother's former partner and biological father (separately)