I found it especially ironic when Fuhu later sued Toys R Us for launching a competing tablet in 2012: http://www.zdnet.com/article/why-fuhu-maker-of-the-kids-tabl...
Relevant ironic section:
Mitchell said he decided to go ahead with a lawsuit in part because of what his two young daughters said after they found out about the Tabeo launch.
"They said, 'Dad, they're copying you. Isn't that wrong?' And I said, 'Yes, I do think they are copying me,'" he said. "We just felt we had to take a stand on this."