User blog comment:Dragonfly18/EA Vs. Bell Textron/@comment-28584497-20120115180843

I wonder if Textron/EA understand how very easy it would be for DICE to avoid the issue.

It's a simple namechange, same as was used for the "HK"416.

Just rename the AH-1Z to "Viper" and the UH-1Y to "Venom". Those terms are ambiguous and therefore not subject to copyright.