Has the taptite ii patent expired?

You can download the sys_cpt.dll file from C:\altera\72\quartus\bin in the installation file.

# Replace XXXXXXXXXXXX in license.dat with the old network card number (select license settings under the tools menu of Quartus II 7.2, with NIC ID below).

# Select license settings under the tools menu of Quartus II 7.2, then select the license file, and finally click OK.

# Note: The path name stored in the license file cannot contain Chinese characters and spaces, and spaces can be replaced by underscores.