GameCube exclusive Eternal Darkness is famous for its patented sanity system - but the rights have now expired. So, could anyone copy it? We asked a lawyer.
So Nintendo filed the patent, and paid the maintenance fees over the years. Did they even do anything with it beyond that one game? How much money did they think they gained just by preventing others from implementing a similar mechanic?
So Nintendo filed the patent, and paid the maintenance fees over the years. Did they even do anything with it beyond that one game? How much money did they think they gained just by preventing others from implementing a similar mechanic?