I'd like to share with you guys that my I-485 has just been approved today according to the USCIS case status website:
"Current Status: Notice mailed welcoming the new permanent resident."
EB1a
I-140 receipt date: May 4, 2007
I-140 notice date: May 9, 2007
I-140 approval date: May 9, 2007
I-485 receipt date: May 21, 2007
I-485 notice date: May 23, 2007
I-485 approval date: Nov 19, 2007
My spouse's I-485 is still pending.
Good luck to everyone.