Walter Frederick Morrison disc more cheaply. In 1955, he and Lu designed the Pluto Platter, the archetype of all modern flying discs. On January 23, 1957, they sold the rights for the Pluto Platter to the Wham-O toy company. Initially Wham-O continued to market the toy solely as the "Pluto Platter", but by June 1957 they also began using the name "Frisbee" after learning that college students in the Northeast were calling the Pluto Platter by that name. Morrison also invented several other products for Wham-O, but none were as successful as the Pluto Platter. Morrison and his wife, Lu Nay Morrison had
Pluto (Disney) so we had to look for something else. ... We changed it to Pluto the Pup ... but I don't honestly remember why." Disney says they have no documents to support or refute the connection. Unofficially, even Disney's animators believed that Walt Disney chose the name to capitalize on the sensation of the newly named planet. Pluto was initially a minor character until 1934 when Disney animator Norm Ferguson gave the dog a key role in the cartoon "Playful Pluto". Pluto becomes entangled with a sticky piece of flypaper, and Ferguson expanded the sequence significantly. The segment became a classic,