1.Install Autodesk Inventor 2014

2.Use as Serial 666-69696969, 667-98989898, 400-45454545 066-66666666 ..
or anything matching those templates

3.Use as Product Key 797F1

4.Finish the installation & restart Autodesk Product

5.Before clicking on Activate
You have 2 options :
- a) Disable Your network Card, pull the network cable out or block with firewall
(this is just to disable online check) it will tell you that an internet Connection is Required
simply click on close and click on activate again

- b) Click on Activate and it will do an online check, simply click
on close and click on activate again.

Choose option a or b.

6. Select I have an activation code from Autodesk

7.Once at the activation screen:
start XFORCE Keygen 32bits or 64bits version

8.Click on Mem Patch (you should see successfully patched)

9.Copy the request code into the keygen and press generate

10.Now copy the activation code back to the activation screen and click Next
You have a fully registered autodesk product

NB: Make sure you are running the Keygen as administrator and with UAC off on Windows7/8