If you are talking about the 30 day free trial, extensions are never given that I know about (but, I am just another user, not an Adobe employee)
This is an open forum, not Adobe support... you need Adobe staff to help
Adobe contact information - http://helpx.adobe.com/contact.html
-Select your product and what you need help with
-Click on the blue box "Still need help? Contact us"
-or by telephone http://helpx.adobe.com/x-productkb/global/phone-support-orders.html