artist at the Venice Art Biennale 09. ( http://www.designboom.com/weblog/cat/10/view/6886/nathalie-djurberg) 1. What do you understand by the word 'claymation'? The portmanteau term " Claymation" is a registered trademark in the United States , registered by Will Vinton in 1978 to describe his clay-animated films. While the word is not considered a genericized trademark