On October 28, 1986, Harvey Films had a lawsuit with Columbia Pictures claiming that the logo for the film Ghostbusters was similar to the logo for The Ghostly Trio, specifically the ghost in the logo was similar to Fatso, and Columbia argued that Fatso was only a portion of their, at the time, renewed trademark, and there were three ghosts instead of just one. The court argued that the logos are largely dissimilar and that The Ghostly Trio had only the words of the trademark and the three ghosts while the logo for Ghostbusters has a sign for prohibition with only the torso and head of only one ghost.
On October 28, 1986, Harvey Films and Columbia Pictures engaged in a lawsuit claiming that the Ghostbusters logo was too similar to The Ghostly Trio's logo, particularly due to the ghost in the Ghostbusters logo resembling Fatso from The Ghostly Trio.