if you scroll up at bit and read the comments..
""It looks like the codes might repeat every 10 years. So I would suggest starting with the month and date combination from 10 years prior to whatever date""
i did this on my asus- x205TA. the date was. 2012-01-09 so i did go back 10 years to 2002-01-09 and tried the code and it worked for me
But anyway try this code, otherwise i dont know.. ---> 2008-01-17" 21AAALLC "