OS X Lion Up to Date Program- How it works
Qualifying purchases between June 06, 2011 and July 20, 2011
Customers who purchase a qualifying new Mac Computeror an Apple Certified Refurbished computer from the Apple Online Store between June 6, 2011 and July 20, 2011 that does not include OS X Lion can upgrade to OS X Lion for free.
If you purchased your computer from the Apple Online Store, an Apple Retail Store, or an Apple Authorized Reseller, follow one of these links to participate in the program. Remember your order must be entered by August 19, 2011. Subject to terms and conditions.
If you cannot submit an order through the Apple Online Store, follow this link to participate in the program.