oil leak between bellhousing and auto box by,can it be main bearing oil seal on 2003 Jeep Liberty

when it is parked for a day or 3 a noticable oil patch on floor ,though not any use of oil on dip stick

2 answers
No, the main bearings are inside your engine.
could be several issues install oil leak dye to determine source of leak or have a diag done by your mech.