Quote Originally Posted by Rythmic
True, but Donkey Kong is based on the legendary King Kong.
Not quite true as Universal lost millions in a court case trying to prove just that.

From the link above:

On 4 October 1984, however, the court upheld the previous verdict.

Nintendo and its licensees filed counterclaims against Universal. On 20 May 1985, Judge Sweet awarded Nintendo $1.8 million for legal fees, lost revenues, and other expenses.