Years later in 1962, Cooper found out that RKO was licensing the character through John Beck to Toho studios in Japan for a film project called "King Kong vs. Godzilla". Cooper had assumed his rights were unassailable and was bitterly opposed to the project. In 1963 he filed a lawsuit to enjoin distribution of the movie against John Beck, as well as Toho and Universal (the film's U.S. copyright holder). Cooper discovered that RKO had also profited from licensed products featuring the King Kong character such as model kits produced by Aurora Plastics Corporation. Cooper's executive assistant, Charles B. FitzSimons, stated that these companies should be negotiating through him and Cooper for such licensed products and not RKO. In a letter to Robert Bendick, Cooper stated: