| You should file for copyright protection with the appropriate governmental entity. In the U.S., it's the United States Copyright Office. Copyright registration is a prerequisite to bringing suit in the U.S. and a pre-existing copyright registration is a requirement for obtaining statutory damages and seeking attorney's fees. By treaty, (the Berne Convention) members of signatory nations may assert copyright infringement claims in the U.S., but damages would be governed under U.S. law, which requires a U.S. filing for statutory damages.
As to functionality of a game, if you think that you've created something original and novel, you should consult a patent attorney, which I am not. John Berryhill is a good one. |