Thanks for contacting us to activate the serial number below.
Serial Number: 352-93935692
This serial number was upgraded to a new version of the software and activated on 5/21/2013 12:46:22 AM
After a new version has been activated, you have limited days to finish using the old version and then remove it from your system:
120 Days (upgraded)
If you're not already using the upgraded version, you can install and activate it using the following product information:
Product name: AutoCAD LT 2011
Serial number: 391-79548925
Product Key: 057C1