The new version of Coconut battery has an option to tell you the date of manufactory of your laptop. Download it here, run it and let us know what it says: http://www.coconut-flavour.com/coconutbattery/
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Apples serial number check site shows this as an invalid serial number: https://selfsolve.apple.com/agreementWarrantyDynamic.do
The new version of Coconut battery has an option to tell you the date of manufactory of your laptop. Download it here, run it and let us know what it says: http://www.coconut-flavour.com/coconutbattery/