I checked the status on line of uscis.gov and get the following info:
Case Status
Receipt Number: linxxxxxxxxxx
Application Type: I765, APPLICATION FOR EMPLOYMENT AUTHORIZATION
Current Status:
This case has been approved. On January XX, 2005, an approval notice was mailed. If 14 days have passed and you have not received this notice, you may wish to verify or update your address. To update your address, please call the National Customer Service Center at (800) 375-5283.