- Actor Jason Patric is asking court to name him legal father of boy, 4
- Patric was sperm donor for ex-girlfriend at in vitro fertilization clinic
- Law: He is a dad only if they're married; appeals court disagrees
- Boy's mother says she has right to raise him herself, as single mom
Los Angeles, California (CNN)In this celebrity mecca, where the issue usually is "Who's your daddy," actor Jason Patric is engaged in a court fight that raises an even thornier question: What is a daddy?